Question

Describe the main chemical changes which occur during photosynthesis in:
(i) Light reaction
(ii) Dark Reaction​

Answer 1

Answer:

THE ANSWER GIVEN BELOW.

Explanation:

Oxygen is produced as a by-product of photosynthesis. The light reaction is the initial stage of photosynthesis which traps light energy to produce ATP and NADPH whereas dark reaction is the second step of photosynthesis which utilizes the energy from ATP and NADPH to produce glucose.

Answer 2

Archimedes' principle states that the upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially, is equal to the weight of the fluid that the body displaces. Archimedes' principle is a law of physics fundamental to fluid mechanics. It was formulated by Archimedes of Syracuse.