NEET Biology The Living World / जीव जगत Question Bank

done Assertion and Reason Total Questions - 42

• question_answer1)
  Assertion                :       We have lost all the direct evidences of origin of lie. Reason                   :       The person responsible to protect the evidences were not skilled.         [AIIMS 1998]
  A)
  If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer2)
  Assertion                :       Ginkgo biloba is a living fossil.            Reason        :       Organism which have persisted and remain unchanged for the past several million years while their relative disappeared.                                                                [AIIMS 2000]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer3)
  Assertion                :       Leaf butterfly and stick insect show mimicry to dodge their enemies.            Reason        :       Mimicry is a method to acquire body colour blinding with the surroundings. [AIIMS 2003]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer4)
  Assertion                :       Natural selection is the outcome of difference in survival and reproduction among individuals that show variation in one or more traits.            Reason        :       Adaptive forms of a given trait tend to become more common; less adaptive ones become less common or disappear            [AIIMS 2004]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
             If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer5)
  Assertion                :       Coacervates are belived to be the precursors of life. Reason                   :       Coacervates were self-duplicating aggregates of proteins surrounded by lipid molecules                                                                                                                                                                 [AIIMS 2004]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer6)
  Assertion                :       From evolutionary point of view, human gestation period is believed to be shortening.            Reason        :       One major evolutionary trend in humans has been the larger head undergoing relatively faster growth rate in the foetal stage.            [AIIMS 2004]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer7)
  Assertion                :       Cell like aggregates of complex organic compounds are called coacervates.            Reason        :       Coacervates hand power to grow and divide.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
             If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer8)
  Assertion                :       Botany deals with the study of plants and zoology deals with the study of animals.             Reason:      :       Biology is the study of living beings.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
             If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer9)
  Assertion                :       Study of internal structure is called anatomy.            Reason        :       It is useful for phylogentic study.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer10)
  Assertion                :       Resolving power is the ability to distinguish between two close points.            Reason        :       Micrococpe reduces resolving power.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer11)
  Assertion                :       Ribosomes came to our knowledge after the discovery of electron microscope.            Reason        :       Electron microscope has a high magnification and resolving power.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer12)
  Assertion                :       The science of classifiying organisms is called taxonomy.            Reason        :       Systematics and taxonomy have same meaning.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer13)
  Assertion                :       Radioactive tracers are used to detect tumors.            Reason        :       Tracers locate such tissues.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer14)
  Assertion                :       Food web forms food chains.            Reason        :       Only 10% energy passes to next trophic levels in food chain.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer15)
  Assertion                :       Amino acids are interliked by peptide bonds to form amino acids.            Reason        :       The smallest protein is ACTH.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer16)
  Assertion                :       Adjacent monosaccharides are held by glycosidic bonds.            Reason        :       Monosaccharides are macromolecules.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer17)
  Assertion                :       In ainmals, carbohydrates are mostly translocated as sucrose.            Reason        :       In plants, excess of sugar is stored as starch.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer18)
  Assertion                :       Living systems have a high degree of tendency for undergoing entropy.            Reason        :       Living systems are unable to overcome entropy.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer19)
  Assertion                :       DNA serves as hereditary material.            Reason        :       DNA functions as blue-print for building and running cellular machiner.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer20)
  Assertion                :       Miller used four gases-methane, oxygen, hydrogen and water vapour for formation of simple organic compounds.            Reason        :       He prepared some amino acids in his apparatus.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer21)
  Assertion                :       Primitive atmosphere was formed by the lightest atoms.            Reason        :       The primitive atmosphere was reducing in nature.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer22)
  Assertion                :       It was cyanobacteria-like organism which in ancient time added oxygen to the atmosphere.            Reason        :       Cyanobacteria was photo-autotrophic.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer23)
  Asseertion              :       In the beginning, the developmental stages or embryos of animals are alike.            Reason        :       Ontogeny recapitulates phylogeny.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer24)
  Assertion                :       Evolution of man is the example of progressive evolution.            Reason        :       Tapworm is developmed due to retrogressive evolution.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer25)
  Assertion                :       Archaeozoic era contains abundant fossils.            Reason        :       The fossils are very few during proterozoic era.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer26)
  Assertion                :       Petrified fossils contain hard parts of organisms.            Reason        :       Moulds and casts lack the remains of organisms.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer27)
  Assertion                :       Intraspecific struggle occurs between the indviduals of different species.            Reason        :       Lobster culture in aquarium is an example of interspecific struggle.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer28)
  Assertion                :       First time Darwin used the phrase "survival of the fittest".            Reason        :       The survival of the fittest is the reuslt of natural selection.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer29)
  Assertion                :       Formation of new species is called speciation.            Reason        :       The deme has a common gene pool.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer30)
  Assertion                :       Geographic isolation brings about sympatric speciation.            Reason        :       Reproductive isolation brings about allopatric speciation.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer31)
  Assetion                 :       Mutations cause evolution.            Reason        :       Ancon sheep and hormless cattle are developed by inducing mutation.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer32)
  Assertion                :       All primates have a commonancestry.            Reason        :       The most primate was shrew like animals.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer33)
  Assertion                :       New world and old world monkeys are alike.            Reason        :       Old world monkeys are closer to man.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer34)
  Assertion                :       Homologous organs have common ancestry and similar function.            Reason        :       Analgous organs have unlike origin and dissimilar function.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer35)
  Assertion                :       The modern horse evolved during pliocene epoch.            Reason        :       It arose from Pliohippus.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer36)
  Assertion                :       Dryopithecus africans is a common ancestor of man and great apes.            Reason        :       It gave rise to Ramapithecus.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer37)
  Assertion                :       Cro-magnon man has more intelligence than the man of present time.            Reason        :       He is regarded as most recent ancestor of today's man.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer38)
  Assertion                :       Homo habilis was the first tool maker.            Reason        :       He was cave-dweller.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer39)
  Assertion                :       Atavism is the reappearance of disappeared ancestral characters.            Reason        :       Third molars and hair on body are examples of atavism.
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer40)
  Assertion                :       Human ancestors never used their tails and so the tails expressing gene has disappeared in them.            Reason        :       Lamarck?s theory of evolution is popularly called theory continuity of germ plasm. [AIIMS  2005]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer41)
  Assertion                :       Comparative biochemistry provides a strong evidence in favour of common ancestry of living beings.            Reason        :       Genetic code is universal.  [AIIMS  2005]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow

• question_answer42)
  Assertion                :       Darwin?s finches show a variety of beaks suited for eating large seeds, flying insects and cactus seeds.            Reason        :       Ancestral seed-eating stock of Darwin?s finches radiated out from South American mainland to different geographical areas of the Galapagos Islands, where they found competitor-free new habitats.         [AIIMS 2005]
  A)
              If both the assertion and the reason are true and the reason is a correct explanation of the assertion done clear
  B)
              If both the assertion and reason are true but the reason is not a correct explanation of the assertion  done clear
  C)
              If the assertion is true but the reason is false done clear
  D)
              If both the assertion and reason are false done clear
  E)
  If the assertion is false but reason is true done clear
  View Solution play_arrow