NEET Biology Reproduction In Organisms Question Bank

done Self Evaluation Test - Reproduction in Organisms Total Questions - 52

• question_answer1)
  A potato tuber is sown in a pot and pot is placed in the freezer of refrigerator. New plants will:
  A)
  Emerge normally done clear
  B)
  Not emerge done clear
  C)
  Be without leaves done clear
  D)
         be without flowers done clear
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• question_answer2)
  Soil around stem of potato plant is constantly removed from very young stage so that only roots remain in the soil. Potato tubers in plant will be:
  A)
  Larger           done clear
  B)
         Smaller done clear
  C)
  Formed normally done clear
  D)
  not formed done clear
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• question_answer3)
  Banana fruits are seedless, because:
  A)
  Auxins are sprayed for rapid development of fruit. done clear
  B)
  Vegetative propagation of plant. done clear
  C)
  They are triploid plants. done clear
  D)
  Fruits are artificially ripened. done clear
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• question_answer4)
  Reproducing new plants by cells instead of seeds is known as:
  A)
  Biofertiliser        done clear
  B)
  Mutation done clear
  C)
  Tissue culture      done clear
  D)
         Antibiotics done clear
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• question_answer5)
  The formation of gametophyte from the sporophyte (without meiosis) is called:
  A)
  Apospory    done clear
  B)
         Apogamy done clear
  C)
  Agamospermy    done clear
  D)
         None of these done clear
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• question_answer6)
  A small portion of cane-sugar stem between the two successive nodes is cut off and sown in the soil normally. New plants will be:
  A)
  formed normally  done clear
  B)
        not formed done clear
  C)
  Without juice                  done clear
  D)
  without nodes done clear
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• question_answer7)
  Apomixis in plant means development of a plant:
  A)
  From root cuttings. done clear
  B)
  Without fusion of gametes. done clear
  C)
  From cuttings of stem. done clear
  D)
  From fusion of gametes. done clear
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• question_answer8)
  After culturing the anther of a plant, a few diploid plants were found along with haploid plants. The diploid plants could have arisen from:
  A)
  Generative cell of pollen done clear
  B)
  Cells of anther wall done clear
  C)
  Vegetative cell of pollen done clear
  D)
  Exine of pollen wall done clear
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• question_answer9)
  Carrot is micropropagated through:
  A)
  Embryo           done clear
  B)
         Embryoids done clear
  C)
  Shoot culture      done clear
  D)
         Callus done clear
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• question_answer10)
  Modified stem present in Gladiolus is:
  A)
  Bulb            done clear
  B)
  Rhizome done clear
  C)
  Corm          done clear
  D)
  Bulbil done clear
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• question_answer11)
  Examine the figures given below and select the right options out of (a- d); in which all the 4 items A, B, C and D are identified correctly    

  [a]

  [b]

  [c]

  [d]

   
  A)

  A	B	C	D
  Tuber	Rhizome	Bulb	Leaf buds

    done clear
  B)

  Offset

  Sucker

  Stolon

  Leaf buds

    done clear
  C)

  Offset

  Stolon

  Sucker

  Leaf buds

    done clear
  D)

  Tuber

  Rhizome

  Bulbil

  Leaf Buds

    done clear
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• question_answer12)
  Match column-I with column- II and select the correct answer using the codes given below.

  	Column-I(Name of the organism)		Column-II(Haploid chromosome number in gamete)
  A.	Ophioglossum(fern)	I.	23
  B.	Rice	II.	24
  C.	Potato	III.	12
  D.	Man	IV.	630

  A)
  A-I;     B-II;    C-III;    D-IV done clear
  B)
  A-II;    B-III;   C-IV;    D-I done clear
  C)
  A-III;    B-IV;   C-II;    D-I done clear
  D)
  A-IV;   B-III;   C-II;       D-I done clear
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• question_answer13)
  Which one of the following pair is correctly matched?
  A)
  Onion - Bulb done clear
  B)
  Ginger - Sucker done clear
  C)
  Chlamydomonas - Conidia done clear
  D)
  Yeast - Zoospores done clear
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• question_answer14)
  Sweet potato is a modification of:
  A)
  Stem                 done clear
  B)
         Adventitious root done clear
  C)
  Hypocotyl         done clear
  D)
         Flowering axis done clear
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• question_answer15)
  In Onion, the edible swollen portion is:
  A)
  Aerial stem         done clear
  B)
         Underground stem done clear
  C)
  Internodes                      done clear
  D)
  Leaf bases done clear
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• question_answer16)
  Which one of the following is a nut fruit?
  A)
  Betel nut          done clear
  B)
         Groundnut done clear
  C)
  Cashew nut done clear
  D)
         Walnut done clear
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• question_answer17)
  Which one of the following is a fruit?
  A)
  Ginger            done clear
  B)
         Sweet potato done clear
  C)
  Radish            done clear
  D)
         Lady's finger done clear
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• question_answer18)
  Which of the following is cultivated through vegetative propagation?
  A)
  Banana and Ginger done clear
  B)
  Potato and Sugarcane done clear
  C)
  Dahlia and Rose done clear
  D)
  All of the above done clear
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• question_answer19)
  Rhizome reproduction is observed in:
  A)
  Solarium tuberosum done clear
  B)
  Ginger done clear
  C)
  Achyranthes done clear
  D)
  All of the above done clear
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• question_answer20)
  Roses and banana are usually propagate through
  A)
  Parthenocarpy     done clear
  B)
         Cutting done clear
  C)
  Grafting          done clear
  D)
         Layering done clear
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• question_answer21)
  .......................are thick walled spores produced by Rhizopus which are capable of withstanding unfavourable conditions?
  A)
  Chlamydospores  done clear
  B)
        Zoospores done clear
  C)
  Oidia             done clear
  D)
                     Sporangiospores done clear
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• question_answer22)
  Vegetative reproduction in Cycas occurs by:
  A)
  Sporophyll        done clear
  B)
  Bulbils done clear
  C)
  Scaly leaves       done clear
  D)
         Fragmentation done clear
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• question_answer23)
  Artificial induction of roots on stems before it is separated from the parent plant for propagation is called:
  A)
  Root-stem joint done clear
  B)
         Plant tissue culture done clear
  C)
  Grafting             done clear
  D)
  Layering done clear
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• question_answer24)
  Match the following columns and choose the correct option.

  	Column-I		Column-II
  A.	Clone	I.	Agamospermy
  B.	Plant apomixes	II.	Scion
  C.	Grafting	III.	Callus
  D.	Tissue culture	IV.	Flower
  E.	In florescence	V.	Ramet

  A)
  A-V;     B- I;    C-II;    D-III;    E-IV done clear
  B)
  A-IV;    B-I;     C-III;   D-II;     E-IV     done clear
  C)
  A-I;       B-II;    C-III;   D-IV;    E-V      done clear
  D)
  A-V;     B-II;    C-III;   D-IV;    E-I done clear
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• question_answer25)
  Which the following statements are correct?

  (i) Stamens are male reproductive part whereas carpels are female reproductive parts.

  (ii) In Spirogyra, asexual reproduction takes place by fragmentation.

  (iii) Vegetative propagation by leaves occurs in sweet potato.

  A)
  (i) and (ii)    done clear
  B)
         (ii) and (iii) done clear
  C)
  (i) and (iii)          done clear
  D)
         All of the above done clear
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• question_answer26)
  Identify the correct option that describes all the three diagrams correctly.

  [a]

  [b]            [c]

  A)
  A-Male cockroach, B-Funaria, C-Unisexual flower done clear
  B)
  A-Male cockroach, B-Marchantia, C-Bisexual flower done clear
  C)
  A-Female cockroach, B-Cycas, C-Unisexual flower done clear
  D)
  A-Female cockroach, B-Marchantia, C-Bisexual flower done clear
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• question_answer27)
  Common mode of reproduction in Penicillium is:
  A)
  Conidia done clear
  B)
         Gemmule formation done clear
  C)
  Buds                             done clear
  D)
  Zoospore done clear
  View Solution play_arrow

• question_answer28)
  For vegetative propagation, the vegetative part of the plant should have:
  A)
  A growing point   done clear
  B)
         Reserved food done clear
  C)
  Leaf                  done clear
  D)
         Both [a] and [b] done clear
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• question_answer29)
  In a grafted plant, stock has 48 chromosomes while scion has 24 chromosomes. The chromosome number for root cells and eggs are:
  A)
  48 and 24         done clear
  B)
         24 and 24 done clear
  C)
  24 and 12         done clear
  D)
         48 and 12 done clear
  View Solution play_arrow

• question_answer30)
  Which is the most common method of reproduction in majority of fungi and bacteria?
  A)
  Binary fission     done clear
  B)
         Multiple fission done clear
  C)
  Budding          done clear
  D)
         Spore formation done clear
  View Solution play_arrow

• question_answer31)
  Which of the following definitions about oviparity is false?        
  A)
  Only birds and reptiles are oviparous. done clear
  B)
  The large amount of yolk provides the nutrients for the developing embryo. done clear
  C)
  The shell protects the egg from dehydration. done clear
  D)
  Both oxygen and carbon dioxide can diffuse through the shell. done clear
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• question_answer32)
  During spermatogenesis, a single male germ cell produces ___ sperm cell(s).
  A)
  1                      done clear
  B)
         2     done clear
  C)
   3                     done clear
  D)
         4 done clear
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• question_answer33)
  Ploidy of ovary, anther, egg, pollen, male gamete and zygote are respectively:
  A)
  2n, 2n, n, 2n, n, 2n done clear
  B)
  2n, 2n, n, n, n, 2n done clear
  C)
  2n, n, n, n, n, n  done clear
  D)
  2n, 2n, n, 2n, 2n, 2n done clear
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• question_answer34)
  Oestrous cycle occurs in females of:
  A)
  Monkeys        done clear
  B)
         Cows done clear
  C)
  Apes                             done clear
  D)
  Humans done clear
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• question_answer35)
  Which of the following statements regarding the given terms are correct?   

  Runners

  Tubers

  Offsets

  A)
  These all are incapable of giving rise to new individuals and formation of these structures does not involve two parents. done clear
  B)
  These all are capable of giving rise to new individuals and formation of these structures does not involve two parents. done clear
  C)
  These all are capable of giving rise to new individuals but formation of these structures involves two parents for reproduction. done clear
  D)
  These are all incapable of giving rise to new individuals but formation of these structure involves two parents for reproduction done clear
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• question_answer36)
  Match column-I with column- II and select the correct answer using the codes given below.

  	column-I(Name of the organism)		column- II(Chromosome number in meiocyte) (2n)
  A.	House fly	I.	20
  B.	Fruit fly	II.	34
  C.	Apple	III.	8
  D.	Maize	IV.	12

  A)
  A-II;      B-III;      C-IV;     D-I done clear
  B)
  A-III;     B-IV;      C-II;      D-I done clear
  C)
  A-IV;     B-III;      C-I;        D-II done clear
  D)
  A-IV;     B-III;      C-II;       D-I done clear
  View Solution play_arrow

• question_answer37)
  The terms homothallic and monoecious are used to denote:
  A)
  Bisexual condition           done clear
  B)
  Unisexual condition done clear
  C)
  Staminate flowers           done clear
  D)
  Pistillate flowers done clear
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• question_answer38)
  If cotyledons are brought above the soil, the germination is:
  A)
  Hypogeal         done clear
  B)
         Epigeal done clear
  C)
  Vivipary          done clear
  D)
         None of these done clear
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• question_answer39)
  Some organisms are capable of asexual or sexual reproduction. Under favoura conditions, reproduction proceeds asexually. When conditions become more stressful eproduction switches to a sexual mode. Why?
  A)
  Sexual reproduction is simple and more rapid allowing larger numbers of off springs to be produced. done clear
  B)
  Sexual reproduction requires two separate individuals, who can mutually provide nutrient support during stress. done clear
  C)
  Sexual reproduction produces individuals with new combinations of recombined chromosomes increasing diversity. done clear
  D)
  Asexual reproduction requires more energy. done clear
  View Solution play_arrow

• question_answer40)
  Meiocytes is observed in all except:
  A)
  Human egg        done clear
  B)
         Blue-green algae done clear
  C)
  Equisetum         done clear
  D)
         Dicot plant done clear
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• question_answer41)
  In the given figure of water hyacinth, a structure is marked as "X". This structure is involved in vegetative propagation as a unit of vegetative propagules. Identify the type of unit.           
  A)
  Tuber                done clear
  B)
         Offsets done clear
  C)
  Sucker               done clear
  D)
         Rhizome done clear
  View Solution play_arrow

• question_answer42)
  Match column-I with column-II and select the correct answer using the codes given below.

  	Column-I		Column-II
  A.	Sponge	I.	Tuber
  B.	Yeast	II.	Offset
  C.	Potato	III.	Gemmules
  D.	Water hyacinth	IV.	Budding

  A)
  A-IV;     B-I;    C-II;     D-III done clear
  B)
  A-III;     B-I;    C-IV;   D-II done clear
  C)
  A-III;     B-IV;   C-I;     D-II done clear
  D)
  A-III;     B-IV;   C-II;    D-I done clear
  View Solution play_arrow

• question_answer43)
  Which of the following statements are correct?

  (i) Euglena divides by longitudinal binary fission (ii) Cytokinesis takes place along transverse axis in Paramoecium.

  (iii) Amoeba divides by irregular binary fission.

  (iv) In multiple fission, parental body divides into many daughter cells under favourable conditions.

  A)
  (i) and (iv)         done clear
  B)
         Only (iv) done clear
  C)
  (i), (ii) and (iii)     done clear
  D)
         (ii) and (iv) done clear
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• question_answer44)
  Which of the following statements regarding the asexual reproduction is incorrect?
  A)
  Both mitotic and meiotic division occurs. done clear
  B)
  It does not contribute to evolution and speciation. done clear
  C)
  It is uniparental and usually occurs in unicellular organisms. done clear
  D)
  There is no variation and the off springs have the same phenotype and genotype. done clear
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• question_answer45)
  Offsprings of oviparous animals are at greater risk as compared to off springs of viviparous animals because:          
  A)
  Proper embryonic care and protection is lesser. done clear
  B)
  Embryo is not developed. done clear
  C)
  Progenies are with more variation. done clear
  D)
  Progenies are larger. done clear
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• question_answer46)
  Agamospermous embryo sac develops from:
  A)
  Pollen done clear
  B)
  Egg done clear
  C)
  Ovum done clear
  D)
  Megaspore mother cell done clear
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• question_answer47)
  Offspring formed by sexual reproduction exhibits more variation than those formed by asexual reproduction because:      
  A)
  Sexual reproduction is a lengthy process. done clear
  B)
  Genetic material comes from two parents of different species. done clear
  C)
  Genetic material comes from two parents of same species done clear
  D)
  Greater amount of DNA is involved in sexual reproduction. done clear
  View Solution play_arrow

• question_answer48)
  Which of the labelled parts (1 and 2) in the transverse section of pea plant is/are diploid?      
  A)
  1                      done clear
  B)
         2 done clear
  C)
  Both [a] and [b] done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer49)
  Select the incorrect statements.
  A)
  Cucurbits and coconuts are monoecious plants. done clear
  B)
  Papayas and date palms are dioecious plants. done clear
  C)
  Leeches and tapeworms are bisexual animals. done clear
  D)
  Sponges and coelenterates are unisexual animals. done clear
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• question_answer50)
  Which of the following statements about animals that utilise external fertilisation is incorrect?
  A)
  They are divided equally between terrestrial and aquatic species. done clear
  B)
  Many produce large numbers of gametes to ensure successful reproduction. done clear
  C)
  The behaviours associated with mating are often highly synchronised. done clear
  D)
  The probability of any one egg being fertilized and developing into an adult can be low. done clear
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• question_answer51)
  The given figures P (plant Chard) and Q (Earthworm) have label 1, 2, 3 and 4 as their reproductive organs. Select the option which correctly identifies male reproductive organs of the two organisms.    
  A)
  1 and 2              done clear
  B)
         2 and 3 done clear
  C)
  1 and 3              done clear
  D)
         2 and 4 done clear
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• question_answer52)
  Match column-I with column- II and select the correct answer using the codes given below.

  	Column-I		Column-II
  A.	Gamete	I.	Result of fusion of male and female gametes.
  B.	Budding	II.	Division of body into two equal halves.
  C.	Fission	III.	Germ cells.
  D.	Fertilisation	IV.	The fusion of male and female gametes.
  E.	Zygote	V.	An unequal division of organisms in which individual arises as an outgrowth from the parent.

  A)
  A-I;      B-II;      C-III;     D-IV;    E-V done clear
  B)
  A-III;    B-V;      C-II;      D-IV;    E-I done clear
  C)
  A-III;     B-I;       C-V;      D-II;     E-IV done clear
  D)
  A-V;     B-IV;      C-III;     D-I;     E-II done clear
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