A. Two
B. Three
C. Four
D. Five
Related Mcqs:
- Photosynthesis carried out by terrestrial plants is _________ of total photosynthesis?
A. 1-2%
B. 5%
C. 10%
D. 20% - Terrestrial plants carry out ________ of total photosynthesis on the earth?
A. 10%
B. 20%
C. 50%
D. None of theseSubmitted by: Muzaffar Ali
- Visible light used in photosynthesis ranges from:__________?
A. 300 – 700 nm in wavelength
B. 350 – 750 nm in wavelength
C. 380 – 750 nm in wavelength
D. 390 – 790 nm in wavelength. - About __________ % of photosynthesis is carried by terrestrial plants, while rest occurs in ocean, lakes, and ponds?
A. 10%
B. 20%
C. 30%
D. 40% - What percentage of light reaching the earth is used in photosynthesis?
A. 25%
B. 10%
C. 5%
D. 1% - 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 - 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 - Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. B complex - Parasitic fungi absorb nutrients directly from the living host cytoplasm with the help of special hyphal tips called___________?
A. Mildew
B. Constricting ring
C. Haustoria
D. All of these - All phostosynthetic euglenoids lose their chlorophyll when grown in dark and obtain their nutrients heterotrophically this statement is___________?
A. True
B. False
C. May be true may be false
D. Unpredictable