Free Strategies For Enhancement In Food Production (Daily Quiz: 6) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Micro-propagation is

(a) Propagation of plants in vitro

(b) Propagation of microbes in vitro

(c) Propagation of cells in vitro

(d) Growing plants on smaller scale

Question-2

When the breeders want to incorporate desired characters into the crop plants. They should

1. increase and improve yield.
2. increase tolerance to salinity.
3. resistance to pathogen viruses, fungi and bacteria.
4. increased tolerance to insect pests.

Choose the correct option.

(a) I, II and III

(b) I and II

(c) II, III and IV

(d) All of these

Question-3

In 1963 several variety of wheat such as _________ and _________, which were high yielding and disease resistance, were introduced all over the wheat growing belt of India.

(a) Sonalika, IR – 8

(b) Sonalika, Kalyan sona

(c) Sonalika, Taichung Native-I

(d) Kalyan sona, Jaya

Question-4

Match column-I (Plant Part) with Column-II (Insect Resistance).

Column-I	Column-II
1. Hairy leaves	A. Resistance to jassids in cotton
2. Solid stem	B. Resistance to Cereal leaf beetle in wheat
3. Smooth leaf and less nectar	C. Resistance to Stem sawfly in wheat
	D. Resistance to Bollworm in cotton

(a) 1-A and B, 2-C, 3-D

(b) 1-A, 2-B and C, 3-D

(c) 1-D, 2-C, 3-A and B

(d) 1-A and C, 2-B, 3-C

Question-5

In crop plants, clonal selection is used in

(a) Low seed setting species

(b) Non-flowering species

(c) Apomictic species

(d) All of the above