Which of the following statements is/are correct? [3 MARKS]
(i) All green plants can prepare their own food.
(ii) Most animals are autotrophs.
(iii) Carbon dioxide is not required for photosynthesis.

Which of the following statements is/are correct?
(i) All green plants can prepare their own food.
(ii) Most animals are autotrophs.
(iii) Carbon dioxide is not required for photosynthesis.
(iv) Oxygen is liberated during photosynthesis.

Choose the correct answer from the options below:

(a) (i) and (iv)
(b) (ii) only
(c) (ii) and (iii)
(d)(i) and (ii)

Identify if each of the following statements are true or false. Mark as T, if they are true and F if they false and select the answer option with the correct answer.

I. Food is essential for all living beings.
II. All plants are autotrophs.
III. Iodine solution is used to test the presence of proteins.
IV. Speech is a life process.
V. Carbon dioxide is a by – product of photosynthesis.

Which of the following is the correct statement?
(a) heterotrophs synthesise their own food
(b) heterotrophs utilize solar energy for photosynthesis
(c) heterotrophs do not synthesise their own food
(d) heterotrophs are capable of converting carbon dioxide and water into carbohydrates