3rd Class Science Parts of Plants Question Bank

done Plants: Our Friend Total Questions - 40

• question_answer1)
  _______ are the only sources of oxygen.
  A)
  Animals                         done clear
  B)
  Plants done clear
  C)
  Birds              done clear
  D)
         Rivers done clear
  E)
  None of these done clear
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• question_answer2)
  I am an organism and I prepare my own food. Who am I?
  A)
  Autotroph done clear
  B)
  Saprophyte done clear
  C)
  Heterotroph done clear
  D)
  Secondary consumer       done clear
  E)
  None of these done clear
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• question_answer3)
  Plants do not require _______ to prepare their food.
  A)
  Carbon dioxide   done clear
  B)
  Oxygen done clear
  C)
  Sunlight               done clear
  D)
         Water done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer4)
  Plants clean the environment by removing harmful ______ from it.
  A)
  Oxygen                         done clear
  B)
  Sunlight done clear
  C)
  Carbon dioxide  done clear
  D)
  Water done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer5)
  Which gas do human beings use for breathing?
  A)
  Carbon dioxide   done clear
  B)
  Carbon monoxide done clear
  C)
  Nitrogen         done clear
  D)
         Oxygen done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer6)
  Process by which plants prepare their food is known as:
  A)
  Photosynthesis   done clear
  B)
  Phototropism done clear
  C)
  Photon              done clear
  D)
         Locomotion done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer7)
  Match the following:

  Column A		Column B
  (i)	Leaf	[A]	Keeps the leaves in light
  (ii)	Stem	[B]	Absorbs water from the soil
  (iii)	Root	[C]	Contains the seeds
  (iv)	Fruit	[D]	Prepares food for the plant

  A)
  (i - D), (ii - C), (iii - B), (iv - A) done clear
  B)
       (i - D), (ii - A), (iii - B), (iv - C) done clear
  C)
  (i - B), (ii - A), (iii - D), (iv - C)      done clear
  D)
  (i - C), (ii - A), (iii - D), (iv - B) done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer8)
  This pigment is present in plants and plays an important role in the process of photosynthesis:
  A)
  Chlorine                         done clear
  B)
  Chlorophyll done clear
  C)
  Chloroform        done clear
  D)
         Fruits done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer9)
  Which statement among the following is not correct?
  A)
  Plants use sunlight for photosynthesis. done clear
  B)
  Plants provide us wood for furniture. done clear
  C)
  Plants do not use water for photosynthesis. done clear
  D)
  Plants maintain balance in nature. done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer10)
  Which plant among the following is a terrestrial plant?          
  A)
  Vallisneria                      done clear
  B)
  Water lily done clear
  C)
  Hydrilla             done clear
  D)
         Neem done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer11)
  Shoot system of a plant does not include:
  A)
  Branches                       done clear
  B)
  Roots done clear
  C)
  Leaves              done clear
  D)
         Flowers done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer12)
  Which among the following is not a function of roots?
  A)
  They hold the plant firmly. done clear
  B)
  They provide nutrition to the plant from soil. done clear
  C)
  They provide sunlight to the plant. done clear
  D)
  They help in absorption of water. done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer13)
  I am a beautiful flower and have thorns. Who am I?
  A)
  Cauliflower         done clear
  B)
         Rose done clear
  C)
  Cactus               done clear
  D)
         Tulsi done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer14)
  Plants growing on land are:
  A)
  Aquatic plants                done clear
  B)
  Terrestrial plants done clear
  C)
  Fixed plants     done clear
  D)
         Floating plants done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer15)
  Phototropism is a movement of plants towards:
  A)
  Sunlight  done clear
  B)
  Ground done clear
  C)
  Water                            done clear
  D)
  Other plants done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer16)
  This is known as kitchen of a plant.
  A)
  Stem                             done clear
  B)
  Leaf done clear
  C)
  Root                  done clear
  D)
         Flower done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer17)
  Which one of the following plant responds to touch?
  A)
  Mimosa             done clear
  B)
  Marigold done clear
  C)
  Sunflower        done clear
  D)
         Lily done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer18)
  Which plant among the following is not an aquatic plant?
  A)
  Water hyacinth               done clear
  B)
  Hydrilla done clear
  C)
  Lotus                done clear
  D)
         Vallisneria done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer19)
  This plant grows in water and have long slender hollow stem.
  A)
  Lily                               done clear
  B)
  Lotus done clear
  C)
  Rose                  done clear
  D)
         Water hyacinth done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer20)
  I am a plant but I eat insects. Guess my name?
  A)
  Mimosa                         done clear
  B)
  Pitcher plant done clear
  C)
  Coconut            done clear
  D)
         Vallisneria done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer21)
  Which one of the following is a fixed aquatic plant?
  A)
  Lotus    done clear
  B)
         Duckweed done clear
  C)
  Water hyacinth  done clear
  D)
         Hydrilla done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer22)
   _____ plant grows in hot and damp area.
  A)
  Cactus                           done clear
  B)
  Peepal     done clear
  C)
  Coconut            done clear
  D)
  Banyan done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer23)
  Which plant is used for medicinal purpose?
  A)
  Tulsi                              done clear
  B)
  Neem done clear
  C)
  Turmeric            done clear
  D)
         All the above done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer24)
  This plant has thorns on it and does not require much water to grow.
  A)
  Coconut                        done clear
  B)
  Cactus    done clear
  C)
  Peepal               done clear
  D)
         Neem done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer25)
  In most of the desert plants, leaves are modified to ___.
  A)
  Roots                done clear
  B)
  Stem     done clear
  C)
  Flowers  done clear
  D)
         Spines done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer26)
  Plants need _______ or they might wilt.
  A)
  Oxygen                         done clear
  B)
  Water done clear
  C)
  Grass                done clear
  D)
         Animals done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer27)
  We do not get fruits from this tree?
  A)
  Apple tree                      done clear
  B)
  Mango tree done clear
  C)
  Fern tree   done clear
  D)
         Papaya tree done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer28)
  Process by which a seed grows into a tiny plant is called:
  A)
  Reproduction      done clear
  B)
  Seedling done clear
  C)
  Germination   done clear
  D)
  Photosynthesis done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer29)
  Plants which have soft and thin stems are:
  A)
  Trees                             done clear
  B)
  Shrubs done clear
  C)
  Herbs                done clear
  D)
         Aquatic plants done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer30)
  A submerged plant which has narrow leaves is:
  A)
  Vallisneria   done clear
  B)
  Water hyacinth done clear
  C)
  Lotus                done clear
  D)
         Water lily done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer31)
  Which part of the leaf helps a plant in taking up carbon dioxide from the air?
  A)
  Midrib               done clear
  B)
  Veins     done clear
  C)
  Stomata            done clear
  D)
  Leaf blade done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer32)
  Riya likes to eat cabbage. Which part of the plant does she eat?
  A)
  Leaf                  done clear
  B)
  Flower done clear
  C)
  Root      done clear
  D)
         Fruit done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer33)
  These types of roots arise from different parts of the plant other than roots.
  A)
  Fibrous, roots     done clear
  B)
  Tap roots done clear
  C)
  Adventitious roots done clear
  D)
        Parasitic roots done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer34)
  Choose the correct option for the name of given roots.
  A)
  Fibrous roots      done clear
  B)
  Tap roots done clear
  C)
  Parasitic roots   done clear
  D)
         Adventitious roots done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer35)
  ___ is the loss of water through the leaves of plants.
  A)
  Respiration         done clear
  B)
  Transpiration done clear
  C)
  Reproduction       done clear
  D)
  Photosynthesis done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer36)
  In which plant food is prepared by the stem?
  A)
  Neem                            done clear
  B)
  Cactus done clear
  C)
  Sunflower          done clear
  D)
         Banyan tree done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer37)
  I am a non-green plant and I depend on dead parts of plants for food?
  A)
  Croton                           done clear
  B)
  Pitcher done clear
  C)
  Mushroom   done clear
  D)
         Pea done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer38)
  ___ grows into fruit after maturation.
  A)
  Stem                             done clear
  B)
  Flower done clear
  C)
  Root                  done clear
  D)
         Leaf done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer39)
  Which one of the following is a flower and used as a vegetable?
  A)
    done clear
  B)
  done clear
  C)
        done clear
  D)
         done clear
  E)
  None of these done clear
  View Solution play_arrow

• question_answer40)
  Which part of the flower change into fruit after fertilization?
  A)
  Ovary               done clear
  B)
         Style done clear
  C)
  Stigma              done clear
  D)
         Filament done clear
  E)
  None of these done clear
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