NEET BIOLOGY

PLANT PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In which stage is light energy changed to cell energy in photosynthesis?
A
Stage 1
B
Stage 2
C
Stage 3
D
Stage 4
Explanation: 

Detailed explanation-1: -As it turns out, some of the light energy absorbed by pigments in leaves is converted to a different form: chemical energy. Light energy is converted to chemical energy during the first stage of photosynthesis, which involves a series of chemical reactions known as the light-dependent reactions.

Detailed explanation-2: -Light energy is changed to cell energy in stage 1 of photosynthesis. The green pigment that a absorbs light energy is chlorophyll. Fermentation is the opposite process of cellular respiration.

Detailed explanation-3: -Step 1. The first step of photosynthesis is Light-dependent. The three main components of this step are water, carbon dioxide, and sunlight. Carbon Dioxide and water enter the leaf, and the sunlight is absorbed to produce energy in the whole process.

Detailed explanation-4: -In the first part of photosynthesis, the light-dependent reaction, pigment molecules absorb energy from sunlight. The most common and abundant pigment is chlorophyll a. A photon strikes photosystem II to initiate photosynthesis.

Detailed explanation-5: -The Calvin cycle has three stages. In stage 1, the enzyme RuBisCO incorporates carbon dioxide into an organic molecule. In stage 2, the organic molecule is reduced. In stage 3, RuBP, the molecule that starts the cycle, is regenerated so that the cycle can continue.

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