Questions
1
Which of the following statements is/are correct related to Dark Reaction:
I. The process involves fixation and reduction of carbon dioxide in the stroma of the chloroplast.
II. Light is necessary for the reaction.
III. It is also known as Calvin Cycle.
Options are:
I. The process involves fixation and reduction of carbon dioxide in the stroma of the chloroplast.
II. Light is necessary for the reaction.
III. It is also known as Calvin Cycle.
Options are:
Answer:Both I and III are correct
3
Which of the following statements is/are correct about Light Reaction:
I. In this reaction light energy is absorbed by chlorophyll pigments and converted into chemical energy.
II. Energy is stored in the form of ATP
III. NADPH2 is generated
Options are:
I. In this reaction light energy is absorbed by chlorophyll pigments and converted into chemical energy.
II. Energy is stored in the form of ATP
III. NADPH2 is generated
Options are:
Answer: All I, II and III are correct
5
The process of taking in CO2 by plants and releasing O2 is termed as
Answer:Photosynthesis
7
The function of ATP in photosynthesis is the transfer of energy from the
Answer: Light reaction to the dark reaction
9
Photosynthesis is an oxidation reduction process, the materials that is oxidised is
Answer: H2O
10
Which one of the following is represented by Calvin cycle?
Answer: Reductive carboxylation
12
Photosynthetically active radiation (PAR) represents which of the following range of wavelength?
Answer:400-700 nm
14
Which range of wavelength (in nm) is called photosynthetically active radiation (PAR)?
Answer: 400-700
15
Which one of the following statements about cytochrome P-450 is wrong?
Answer: It is a colored cell
16
Discovery of Emerson effect has already shown the existence of :
Answer:Two distinct photosystems
18
What is common between chloroplasts, chromoplasts and leucoplasts?
Answer:Ability to multiply by a fission-like process
