Q. Greatest threat to genetic diversity in agricultural crops is : (a) Extensive use of insecticides and pesticides (b) Extensive mixed cropping (c) Introduction of high yielding varieties (d) Extensive…
Q. Polyploidy can be produced artificially by : Colchicine Inbreeding Line breeding Self pollination Solution : Correct option : A Colchicine is a medication most commonly used to treat gout.…
Q. Haploids are more suitable for mutation studies because : (a) Haploids are more abundant than diploids. (b) Haploids are reproductive more stable (c) All mutations whether dominant or recessive…
Q. Chick Pea is being grown in area where bacterial blight is common. What measures (a - d) should be taken : (a) Spraying Bordeaux mixture (b) Controlling insect or…