In photosynthesis, plants absorb sunlight from sun. This is a light energy and sunlight is a catalyst which is written above arrow. Similarly, why heat is not a catalyst in chemical reactions even if a delta sign is mentioned above arrow?

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Choose the correct statement(s):

(i) Photosynthesis is a process used by plants and other green organisms to convert light energy into chemical energy.

(ii) Photosynthesis takes place only in the presence of sunlight.

(iii) Only glucose is formed in the process of photosynthesis.

The pigment called Chlorophyll present in Chloroplasts helps in photosynthesis by absorbing sunlight and transforming it into chemical energy.

In the above three figures, the arrows indicate the direction of force and magnitude of force is mentioned near the arrows.

Which box is experiencing balanced force?

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