Nutrition in Plants 7 Class CBSE MCQ

 

Nutrition in Plants

Q1. All animals that are dependent on others for their nutrition are called ...

A) Parasite
B) Autotrophs
C) Heterotrophs
D) Saprotrophs

Q2. Carbohydrates are the products of ...

A) Water
B) Proteins
C) Photosynthesis
D) Minerals

Q3. Plants like cuscuta are ...

A) Host
B) Parasites.
C) Fungi
D) Bacteria

Q4. The .... is the ultimate source of energy for all living organisms.

A) Carbon dioxide
B) Water
C) Carbohydrates
D) Sun

Q5. The .... pigment present in the leaves is called chlorophyll.

A) Green
B) Red
C) Black
D) Yellow

Q6. The raw materials involved in the process of photosynthesis are .....

A) Water
B) Sunlight
C) Carbon dioxide
D) All of the above

Q7. The nucleus is surrounded by a jelly-like substance called ......

A) Cell membrane
B) Cell wall
C) cytoplasm
D) Cell liquid

Q8. Which of the following is autotroph?

A) Plants
B) Animals
C) Fungi
D) Birds

Q9. The food factories of the plants are ....

A) roots
B) stem
C) leaves
D) flowers

Q10. Which of the following gases are released during photosynthesis?

A) Carbon dioxide
B) Hydrogen
C) Nitrogen
D) Oxygen

Q11. Plants take carbon dioxide from the atmosphere mainly through their ....

A) stem
B) leaves
C) flowers
D) roots

Q12. Cuscuta is an example of a ....

A) host
B) autotroph
C) parasite
D) saprotroph

Q13. The plant that traps and feeds on insects is .....

A) pitcher plant
B) cuscuta
C) china rose
D) rose

Q14. Which part of the plant takes in carbon dioxide from the air for photosynthesis?

A) Root hair
B) Leaf veins
C) Stomata
D) Petals

Q15. Plants that synthesise their own food are called ....

A) Heterotrophs
B) Autotrophs
C) Parasite
D) Saprotrophs

Q16. During photosynthesis, plants take in ....

A) Nitrogen
B) Oxygen
C) Hydrogen
D) Carbon dioxide

Q17. The tiny pores present on the leaves of plants are called ....

A) stomata
B) holes
C) cells
D) chlorophyll

Q18. a group of organisms that live together and share shelter and nutrients. This relationship is called ....

A) photosynthesis
B) saprotrophic
C) leguminous
D) symbiosis

Q19. The process of utilising food by living organisms to obtain energy is called .....

A) symbiosis
B) eat
C) nutrition
D) none of the above

Q20. A plant that has both autotrophic and heterotrophic modes of nutrition....

A) pitcher plant
B) cuscuta
C) china rose
D) neem