Terrestrial plants carry out ________ of total photosynthesis on the earth?

Related Mcqs:

1. Photosynthesis carried out by terrestrial plants is _________ of total photosynthesis?

   A. 1-2%
   B. 5%
   C. 10%
   D. 20%

2. About __________ % of photosynthesis is carried by terrestrial plants, while rest occurs in ocean, lakes, and ponds?

   A. 10%
   B. 20%
   C. 30%
   D. 40%

3. There are __________ types of nutrients needed by plants besides light to carry out photosynthesis

   A. Two
   B. Three
   C. Four
   D. Five

4. The Science of growing terrestrial plants in an aerated solution is_________?

   A. Hydrodynamics
   B. Hydroponics
   C. Hydrotonics
   D. None of them

5. Study of impact of extra-terrestrial environments on organisms belonging to earth is component of

   A. Ecology
   B. Cosmology
   C. Exobiology
   D. None of These

   Submitted by: Fareed Ahmed

6. In plants, which of the following is a waste product produced both during photosynthesis and respiration?

   A. CO2
   B. H2O
   C. O2
   D. Both A and B

7. What percentage of light reaching the earth is used in photosynthesis?

   A. 25%
   B. 10%
   C. 5%
   D. 1%

8. Most of the photosynthesis on earth is carried by__________?

   A. Kelps
   B. Gymnosperms
   C. Angiosperms
   D. Algae

9. Out of total organisms on earth, _____________are vascular plants?

   A. 53.10%
   B. 19.90%
   C. 17.60%
   D. 9.40%

10. Photosynthesis is process in which ________ compounds of carbon (CO2) and hydrogen (H2O) are reduced to carbohydrate like (glucose) using light energy.

    A. Organic
    B. Energy rich
    C. Energy poor
    D. Reduced