A. Evaptranspiration
B. Transpiration
C. Evaporation
D. Guttation
Related Mcqs:
- Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:
A. Mull
B. Mulch
C. Mycorrhizae
D. MuckSubmitted by: Shafiq Rehman
- Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of theseSubmitted by: Shafiq Rehman
- Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of theseSubmitted by: Shafiq Rehman
- Any tillage and planting system that maintains at least 30% of the soil surface covered by residue after planting for the purpose of reducing soil erosion by water:
A. Deep Tillage
B. Conservation Tillage
C. Both a & b
D. None of theseSubmitted by: Shafiq Rehman
- Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:
A. Soil amendment
B. Soil conditioner
C. Both a & b
D. None of the aboveSubmitted by: Shafiq Rehman
- Nitrogen & sulphur dioxide liberate from motor vehicles & industries. Nitrogen & Sulphur gases dissolve in the water vapour of atmosphere & form nitric & sulphuric acid. This rain water falls on soil as__________ & contaminates soil also:
A. Acid rain
B. Neutral rain
C. Both A & B
D. None of the aboveSubmitted by: Shafiq Rehman
- All the individuals derived by vegetative propagation from a single individual is known as___________________?
A. Affects more than five characters
B. Affects more than ten characters
C. Affects only one character
D. Affects more than one character - Clear water with organic matter or sediment and minimum biological activity is known as__________________?
A. Oligotrophic
B. Mestrophic
C. Eutrophic
D. Hydrotrophic - Which of the following nutrient play the most effective role in controlling rate of transpiration:
A. Potassium
B. Zinc
C. Phosphorus
D. MgSubmitted by: Shafiq Rehman
- A species or type of a plant derived from doubling the chromosome of the F1 hybrid of two known species is known as__________________?
A. Autodiploid
B. Hexaploid
C. Autopolyploid
D. Amphidiploid