Questions

Eroded soils are

Eroded soils are Options (a) Devoid of plant nutrients (b) Richer in plant nutrients (c) Unaltered in plant nutrients (d)…

Greatest problem in water conservation is to reduce the amount of

Greatest problem in water conservation is to reduce the amount of Options (a) Ground water (b) Precipitation (c) Run-off water…

India has two hot spots North East Himalayas and Western Ghats which are rich in

India has two hot spots North East Himalayas and Western Ghats which are rich in Options (a) some mammals (b)…

2,4-D is an effective

2,4-D is an effective Options (a) fungicide (b) rodenticide (c) weedicide (d) wormicide Correct Answer: weedicideExplanation:No explanation available. Be the…

Ammonium sulphate is

Ammonium sulphate is Options (a) pesticide (b) weed killer (c) fertilizer (d) enzyme Correct Answer: fertilizerExplanation:No explanation available. Be the…

Bordeaux mixture was discovered by

Bordeaux mixture was discovered by Options (a) Watson (b) Harrison (c) Millardet (d) Khorana Correct Answer: MillardetExplanation:No explanation available. Be…

During callus differentiation which of the cells divide?

During callus differentiation which of the cells divide? Options (a) parenchyma only (b) meristematic only (c) Both parenchyma only &…

Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by

Symbiotic nitrogen fixation in root nodules of some leguminous plants is caused by Options (a) Rhizobium (b) Azotobacter (c) Nitrobacter…

The algal component of foliose lichen is termed as

The algal component of foliose lichen is termed as Options (a) phycosymbiont (b) phycobiont (c) mycobiont (d) ascolichen Correct Answer:…

Which disease is caused by virus

Which disease is caused by virus Options (a) polio (b) leprosy (c) TB (d) malaria Correct Answer: polioExplanation:No explanation available.…