Question

5. Which of the following are needed for
photosynthesis?
(i) sunlight
(ii) nitrogen
(iii) oxygen
(iv) chlorophyll
a) (i) and (ii)
b) (ii) and (iii)
c) (i) and (iv)
d) (i) and (iii)

6. Which of these statements are correct about
photosynthesis?
(i) It feeds all the animals on Earth.
(ii) It uses up oxygen.
(iii) It maintains the balance between
oxygen and carbon dioxide in the
atmosphere.
(iv) It releases carbon dioxide.
a) (i) and (ii)
b) (ii) and (iii)
c) (i) and (iv)
d) (i) and (iii)​

Answer 1

Answer:-

Answer will be Sunlight, oxygen

Explanation:

As, chlorophyll is already present in it, known as the green pigment in all plants and algae.

All are correct actually, oxygen released during day and carbon dioxide during night..