CUET PG Botany Previous Questions and Answers | Plant Physiology MCQ

1. Leucoplast is 

a.red in colour

b.blue in colour

c.green in colour

d. colourless

2. The water splitting in photo system II (PSD) is mediated by metal

a. Mn

b.Fe

c.Ni

d.Mg

3. The site of sucrose synthesis in plants during the process of photosynthesis

a. Chloroplast

b.Cytosol

c.Mitochondria

d.Golgi Apparatus

4. Stomatal opening is stimulated by

a. pred light

b.blue light

c.yellow light

d. green light

5. In CAM pathway, the stomata:

a. opens during day

b. opens during night

c. remains closed during day and night

d. remain open during day and night

Answers:

1.d. colourless

2. a. Mn

3.b.Cytosol

4.b.blue light

5. b. opens during night

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