Question

From which of the following, photosyntheric autotrophs receive their energy?

• A. Heat
• B. Inorganic chemicals
• C. Organic chemicals
• D. Light

Answer 1

Answer: (D)

Light

Answer 2

The green cells of the plant convert the solar energy into chemical energy by the process known as photosynthesis. The importance of photosynthesis lies in the transformation of low energy compounds ( $C{{O}_{2}}$ and ${{H}_{2}}O$ ) into high energy compounds (carbohydrates).