(a) Heterotrophs do not synthesise their own food
(b) Heterotrophs utilise solar energy for photosynthesis
(c) Heterotrophs synthesise their own food
(d) Heterotrophs are capable of converting carbon dioxide and water into carbohydrates
The answer is (a) Heterotrophs do not synthesise their own food
Explanation: Heterotrophs are organisms that rely on Phototrophs or other species for sustenance.