CBSE Questions for Class 7 Biology Nutrition In Plants Quiz 4 - MCQExams.com

The insectivorous plants are____________.
  • heterotrophs
  • partial heterotrophs
  • omnivores
  • partial omnivores
What tool do you use to view the cells?
  • Microscope
  • Microruler
  • Microlasers
  • All of the above
The association of Rhizobium  with Leguminous plants is called__________.
  • Symbiotic relationship
  • Parasitic relationship
  • Predatory relationship
  • Both A and B
Which life process is classified as autotrophic in some organisms and heterotrophic in others?
  • Hormonal regulation
  • Nutrition
  • Anaerobic respiration
  • Transport
Leguminous plants are important in agriculture because
  • They are disease resistant
  • They have high amounts of proteins
  • They require less nitrogen for growth
  • Nitrogen fixing bacteria are symbiotically associated in them
Which statement is correct about saprophytes?
  • They do not possess chlorophyll.
  • They survive on other organisms.
  • They live on dead organism.
  • All of the above.
Identify the correct statements w.r.t the given cell.
A. Concerned with lipid and steroidal hormone synthesis
B. Outer non living rigid structure which gives shape to the cell and protects from mechanical damage and infection.
C. Both lie perpendicular to each other and each has an organization like the cart wheel.
D. Responsible for trapping light energy for the synthesis of sugar.
E. Present in cells actively involved in protein synthesis and secretion..
F. Spherical structures, rich in hydrolytic enzymes.


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  • A, D & E
  • B, C & D
  • A, C & E
  • A, B, C & F
What are outside raw materials used by an organism?
  • Food by heterotrophic organisms
  • Carbon dioxide, minerals and water by autotrophic organisms
  • Oxygen by all aerobic organisms
  • All of the above
Identify the correct equation
  • Carbon dioxide + water $$\xrightarrow[Sunlight]{Chlorophyll}$$ Carbohydrate + Hydrogen
  • Carbon dioxide + Water $$\xrightarrow[Chlorophyll]{Sunlight}$$ Carbohydrate + Oxygen
  • Carbonhydrate + Oxygen $$\xrightarrow[Chlorophyll]{Sunlight}$$ Carbon dioxide + Water
  • Carbohydrate + Water $$\xrightarrow[Chlorophyll]{Sunlight}$$ Carbon dioxide + Oxygen
Insectivorous plants digest insects to get an essential nutrients. Other plants generally get this nutrient from the soil. What is this nutrient?
  • Oxygen
  • Nitrogen
  • Carbon dioxide
  • Phosphate
Pitcher plant traps insects because it:
  • Is a heterotroph
  • Grows in soils which lack in nitrogen
  • Does not have chlorophyll
  • Has a digestive system like human beings
Name the cell organelle which is present in both plant and animal cell which acts as a barrier between the cell and the environment and controls what goes in and out of a cell.
  • Cell wall
  • Cell membrane
  • Nucleus
  • Cytoplasm
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