Economic Botany
Trending Questions
- DDT
- Griseofulvin
- Chloramphenicol
- Chlorpyriophosphate
- J. Sachs
- John Woodward
- J.B. Helmont
- De Saussure
Which of the following are issues faced by farmers?
High cost of crop production
Climate change
Crop loss
All of these
Which of the following is/are the reason(s) why farmers depend on chemical fertilisers/pesticides?
Increase in pests
A decline in soil fertility
Human health issues
Financial factors
Rearing of silkworms for the production of silk is called:
Pisciculture
Apiculture
Sericulture
Cuniculture
Live-stock management includes the rearing of
Goat
Cow
Sheep
All of these
Some blue-green algae can be used as biofertilizers because they are:
Photosynthetic
Surrounded by mucilage
Growing everywhere
Can fix atmospheric nitrogen
- Biogas production
- Recycling of crop waste
- Use of chemical fertilizers
- Use of pesticides to destroy pests
Which of these is a macronutrient used by plants?
Nitrogen
Zinc
Copper
Chlorine
Agriculture by using only biofertilizers is called:
Manuring
Composting
Inorganic farming
Organic farming