BHU2004

The modern man differs from the apes in

The modern man differs from the apes in Options (a) absence of tail (b) sparse body hair (c) broaden chest…

Which of the following is formed in S. Miller’s classic experiment?

Which of the following is formed in S. Miller's classic experiment? Options (a) amino acids (b) nucleic acids (c) UV…

Somatic hybridization is a technique of

Somatic hybridization is a technique of Options (a) natural breeding (b) natural pollination (c) artificial pollination (d) somatic cells hybridization…

The term heterosis was first coined by

The term heterosis was first coined by Options (a) Mc Clintock (b) Poweri (c) Swaminathan (d) G.H.Shull Correct Answer: G.H.ShullExplanation:No…

Which of the following insecticide is obtained from the roots of Derris elliptica?

Which of the following insecticide is obtained from the roots of Derris elliptica? Options (a) cinerin (b) nicotine (c) rotenone…

Achiles tendon is associated with

Achiles tendon is associated with Options (a) gluteus muscle (b) hamstring muscle (c) quadriceps muscle (d) gastrocnemius muscle Correct Answer:…

Biological concept of species is mainly based on

Biological concept of species is mainly based on Options (a) reproductive isolation (b) morphological features only (c) methods of reproduction…

Desired improved varieties of economically useful crops are raised by

Desired improved varieties of economically useful crops are raised by Options (a) migration (b) biofertilizer (c) hybridization (d) natural selection…

Emasculation is concerned with

Emasculation is concerned with Options (a) hybridisation (b) mass selection (c) clonal selection (d) pure line selection Correct Answer: hybridisationExplanation:No…

Virus multiplies in

Virus multiplies in Options (a) soil (b) dead tissue (c) living tissue (d) culture medium Correct Answer: living tissueExplanation:No explanation…