Question 5
Read the following sentences about photosynthesis.
(i) Sunlight, carbon dioxide, chlorophyll and water are necessary.
(ii) Oxygen is absorbed.
(iii) Leaves carry out photosynthesis.
(iv) Proteins are made during photosynthesis.
Choose the correct pair of sentences that is true to photosynthesis.
(a) (iii) and (iv) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (iv)
Option (b).
Statements (i) and (iii) are correct. Leaves produce food for the plant. The process by which leaves prepare their food (carbohydrates) in the presence of sunlight by using water, chlorophyll, and carbon dioxide is called photosynthesis. Oxygen is given out during this process.