Somaclonal variation can be obtained by

(a) application of colchicine

(b) irradiation with gamma rays

(c) tissue culture

(d) hybridisation.

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Somaclonal variation appears in

(a) organisms produced through somatic hybridization

(b) plants growing in highly polluted conditions

(c) apomictic plants

(d) tissue culture raised plants.

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


In the following table identify the correct matching of the crop, its disease and the corresponding pathogen.

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Somaclonal variation is seen in 

(1) tissue culture grown plants

(2) apomicts

(3) polyploids

(4) vegetatively propagated plants

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following species has the chromosome complement similar to that of Triticum aestivum ?

(a) Zea mays

(b) Secale cereal

(c) Gossypium

(d) Aegilops  

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following is a correct match between crop, variety and resistance to diseases ?

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Apiculture is associated with which of the following groups of plants ?

(a) Grapes, maize, potato

(b) Sugarcane, paddy, banana

(c) Guava, sunflower, strawberry

(d) Pineapple, sugarcane, strawberry

Please attempt this question first.

Difficulty Level:


Pebrine in silkworms is caused by:-
(a) Dugesia
(b) Monocystis
(c) Nosema
(d) Plasmodium

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following is not true for inbreeding?

(a) It causes inbreeding depression after a few generations.

(b) It always increases the productivity.

(c) It is used to produce a pure line.

(d) It leads to homozygosity.

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The phenomenon that operates in the formation of root or shoot in a callus culture is

(a) differentiation

(b) re-differentiation

(c) de-differentiation

(d) re-juvenation.

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: