photosynthesis - Category wise Question and Answer Practice Test with Solutions

Question : 1 [UPPSC (RI) 2014]

Which of the following has the maximum efficiency to convert solar energy into chemical energy?

a) Cuscutta

b) Earthworm

c) Tiger

d) Chorella

Question : 2 [UDA/LDA (Mains) 2006]

The most active light for photosynthesis is

a) Green light

b) Blue light

c) Red light

d) Violet light

Question : 3 [IAS (Pre) 2014]

Which one of the following is the process involved in photosynthesis?

a) Oxygen is taken and carbon dioxide and water vapour are given out

b) Food is oxidized to release carbon dioxide and water

c) Free energy is converted into potential energy and stored

d) Potential energy is released to form free energy

Question : 4 [BPSC (Pre) 2000]

The process by which plants produce food is called

a) Photosynthesis

b) Photosensitization

c) Metabolic synthesis

d) Carbohydrolysis

Question : 5 [UPRO/ARO (Mains) 2014]

Which light is most effective in photosynthesis?

a) Violet

b) Green

c) Blue

d) Red