Q. 10. Mark ‘T’ if the statement is true and ‘F’ if it is false:

(i) Carbon dioxide is released during photosynthesis. (T/F)

(ii) Plants that synthesize their food are called saprotrophs. (T/F)

(iii) The product of photosynthesis is not a protein. (T/F)

(iv) Solar energy is converted into chemical energy during photosynthesis. (T/F)

Q.11. Choose the correct option from the following:

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

(i) Root hair

(ii) Stomata

(iii) Leaf veins

(iv) Petals

Q. 12. Choose the correct option from the following:

Plants take carbon dioxide from the atmosphere mainly through their:

(i) roots

(ii) stem

(iii) flowers

(iv) leaves

Q.13. Why do farmers grow many fruits and vegetable crops inside large greenhouses What are the advantages to the farmers