Practice test

Nutrition - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Which one of the following is not an autotroph?
    1. Grass
    2. Green Algae
    3. Fungus
    4. Fern
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  2. Question 2

    Lysine is an essential amino acid because
    1. It is very rare
    2. It is an important constituent of all proteins
    3. It has a high nutritive value
    4. It is not formed in the body and has to be provided through food
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  3. Question 3

    Pitcher plant is
    1. Heterotrophic
    2. Autotrophic
    3. Insectivorous
    4. Actinomorphic
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  4. Question 4

    Cholesterol is a/an
    1. Saturated fat
    2. Unsaturated fat
    3. Steroid
    4. Diglyceride
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  5. Question 5

    All food chains in nature begin at the producer level and all end at the decomposed level. Which of the following is the producer in a pond ecosystem?
    1. Phytoplankton
    2. Zooplankton
    3. Herbivores
    4. Carnivores
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  6. Question 6

    The biochemical processes taking place in the body is known as
    1. Anabolism
    2. Catabolism
    3. Metabolism
    4. None of the above
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  7. Question 7

    Which of the following is not a physical change?
    1. Dehydrating milk to get milk power
    2. Sublimation of iodine
    3. Dissolving sugar in tea
    4. Buring of wax in a candle
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  8. Question 8

    Proteins are detected by
    1. Molisch's test
    2. Biuret test
    3. DNP test
    4. Benedict's test
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  9. Question 9

    Which one of the following is a protein deficiency disease?
    1. Pellagra
    2. Ricket
    3. Kwashiorkor
    4. Retinoblastoma
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  10. Question 10

    The digested food is absorbed in
    1. Stomach
    2. ntestine (small)
    3. Intestine (Large)
    4. Colon
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  11. Question 11

    The food that gives more calories per unit mass of food is
    1. protein
    2. protein
    3. protein
    4. water
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  12. Question 12

    The vitamin which helps in clotting of blood is
    1. A
    2. D
    3. B
    4. K
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  13. Question 13

    Which of the following gases is released in the process of photosynthesis?
    1. Nitrous dioxide
    2. Carbon dioxide
    3. Oxygen
    4. Nitrogen
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  14. Question 14

    Which of the following grains contain oxygenin?
    1. Barley
    2. Wheat
    3. Soybean
    4. Rice
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  15. Question 15

    What happens to the guard cells when water flows into them?
    1. The guard cells close
    2. Stomatal pores open
    3. Stomatal pores shrink
    4. Stomatal pores close
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  16. Question 16

    Plants that are adapted to live under plenty of sunlight are called:
    1. Xerophytes
    2. Heliophytes
    3. Neophytes
    4. Protophytes
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  17. Question 17

    The leaves have a green pigment called ______, which helps leaves to capture the energy from the sunlight.
    1. Cladophyll
    2. Chlorophyll
    3. Xanthophyll
    4. Cytoplasm
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  18. Question 18

    Which of the following is the ultimate source of energy for all living organisms?
    1. Soil
    2. Sun
    3. Water
    4. Air
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  19. Question 19

    The mode of nutrition in which organisms make food themselves from simple substances is called ______.
    1. Heterotrophic nutrition
    2. Autotrophic nutrition
    3. Saprotrophic nutrition
    4. Phototrophic nutrition
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  20. Question 20

    Plants require nutrients for their growth which can be supplied through ______.
    1. Soil and air only
    2. Soil, water and air
    3. Soil and water only
    4. Soil only
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