Significance of CAM Pathway

Q.

The dark reaction in photosynthesis is limited by

1. water, temperature, and CO2

2. oxygen, water, and temperature

3. CO2, temperature, and light

4. CO2, light, and water

Q.

How is photosynthesis similar in C4 and CAM plants?

1. In both cases, only photosystem I is used.

2. Both types of plants make sugar without the Calvin cycle.

3. In both cases, rubisco is not used to fix carbon initially.

4. Both types of plants make most of their sugar in the dark.

Q.

Cacti and many desert plants are _____ plants.

1. C3

2. CAM

3. C4

4. none of the above

Q.

Cacti and many desert plants are _____ plants.

1. C3

2. C4

3. none of the above

4. CAM

Q. CAM helps the plants in:

1. Reproduction
2. Conserving water
3. Secondary growth
4. Disease resistance