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Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - NEET MCQ


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25 Questions MCQ Test Biology Practice Tests: CUET Preparation - Test: Strategies for Enhancement in Food Production - 1 (Old NCERT)

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) for NEET 2024 is part of Biology Practice Tests: CUET Preparation preparation. The Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) questions and answers have been prepared according to the NEET exam syllabus.The Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) below.
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Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 1

Germplasm collection is a:

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 1

Germplasm collection is the collection of plant parts or seeds that have all different alleles of all genes in a crop. It can be used for plant breeding purpose in future.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 2

Which of the following disease is caused by bacteria?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 2

Many diseases of plants are caused by bacteria such as black rot of crucifers. Late blight of potato, red rot of sugar cane is caused by fungi. Brown rust of wheat is also a fungal disease.

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Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 3

Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 3

Bordeaux mixture is popular fungicide that prevents the growth of fungi. This mixture is discovered by getting clue from downy mildew of grapes. This mixture is effective against plants as well as human.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 4

Aphids or plant lice cause major damage to the crops. Which variety of crops has been developed for its resistance towards the attack of aphids?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 4

aphids or plant lice caused damage to crops by making bore into stem, leaves as well as seeds. Aphid’s resistant variety of crops has been developed at Pusa agricultural institute as PusaGaurav.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 5

The technique of fusion of the protoplasts from two different plant varieties is called?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 5

The technique of fusion of the protoplasts from two different plant varieties is called somatic hybridization. Two varieties of crop that can be fertilized can be hybridized by this method.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 6

Artificial mutation can be created by _____?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 6

Mutation is the sudden change in the base pair of genome naturally or artificially. Gamma radiation is used to create artificial hybridization in plants to create variations.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 7

Green revolution was dependent to large extent on plant breeding technique for development of

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 7

Green revolution is mainly dependent on plant breeding technique for high yielding and disease resistant variety in wheat, rice and maize etc.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 8

Norman Borlaug the “father of green Revolution” has developed highly recognized and appreciated cultivating variety of___________.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 8

Norman Borlaug is called as father of green Revolution. He has developed highly recognized and appreciated cultivating variety of wheat that increased the productivity of wheat many fold in different parts of world including India.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 9

An organism used as bio-fertilizer for raising soybean crop is____________.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 9

Rhizobium is nitrogen-fixing bacteria for leguminous crops (like soybean, groundnut, mung, chickpea, all types of beans, methi, alfalfa) in association with the roots of leguminous plants in the form of root nodules. 

These microorganisms fix the atmospheric nitrogen in the roots and make it available to plants, which plants cannot fix directly and makes the soil fertile and also increases the plant health.

 Whereas Nostoc, Azotobactor, and Azospirilum are the nitrogen-fixing bacteria for crops like tea, coffee, rice, etc

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 10

Desired improved varieties of economically useful crops are raised by_________.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 10

Plants with desired traits are obtained by hybridization between two varieties having desired traits. Economically useful crops like wheat, rice, pulses are raised for higher yields, resistant to disease etc. by hybridization.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 11

Modification and adjustment of an organism to local environment is called?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 11

Modification and adjustment of an organism to local environment is called acclimatization. The newly developed varieties of crops are acclimatized in different environmental condition before releasing to farmers for raising crops.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 12

Which variety of wheat is used as donor for high protein?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 12

Plant hybridization is also done to increase in nutritive value of crop plants. Wheat variety Atlas 66 has high protein value that is used as donor for high protein variety.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 13

In order to obtain disease-free plants through tissue culture techniques, the best method is?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 13

Disease free plants can be obtained by the tissue culture of meristematic tissues present at shoot tips. The newly formed cells are generally disease free and plants obtained from this are also disease free.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 14

Which of the following is the consequence of plant disease?

i. Reduced yield.
ii. Lower quality of produce
iii. Increased cost of production
iv. Poisonous produce
v. Variation in the genome.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 14

The consequences of plant disease are reduced yield, lower quality of produce, increased cost of production and sometimes poisonous produce. It do not produce variation in the genome.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 15

Gene banks comprise

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 15

Gene banks comprise Seed banks, orchards, tissue culture and cryopreservation. Genomes of different plants are preserved for used in genetic program like plant breeding.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 16

Which of the following fungi is used as food?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 16

Mushrooms are eaten by many people and large scale mushroom culture is a growing industry. It is a rich source of protein and other micronutrients.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 17

Which of the following can yield a completely haploid plant?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 17

Anther can yield a completely haploid plant because anther is produced by meiosis cell division contain half the number of chromosome their normal cells have.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 18

Procedure between formation of plantlets in culture and establishment of seedlings in the field is called?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 18

Procedure between formation of plantlets in culture and establishment of seedlings in the field is called hardening. Hardening is induced by keeping plantlets under low light intensity and high humidity.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 19

Single cell protein (SCP) is

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 19

Single cell protein (SCP) is biomass got from microorganisms. Single cell proteins are alternate source of protein in much concentrated form.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 20

Assertion: Multiple shoots are produced in meristem culture.

Reason: Culture media contains cytokines for overcoming apical dominance.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 20

Multiple shoots are produced in meristem culture because culture media contains cytokines for overcoming apical dominance.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 21

The breeding of unrelated animals which may be between individual of same breed or between different breeds of different species is called?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 21

Out-breeding is the breeding of the unrelated animal which may be of same breed without common ancestors or cross breeding or inter-specific hybridization.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 22

A lake near a village suffered heavy mortality of fishes within a few days. Consider the following reasons for this.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 22

Heavy mortality of fishes within a few days in lake is due to spraying of DDT on large scale. Excessive water and heavy rain as well as change in temperature do not cause large scale death of fishes in a lake.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 23

Honey is the food of high nutritive value and find use in?

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 23

Honey is the food of high nutritive value and finds use in Indigenous system of medicine. Beeswax is used in preparation of cosmetic and polishes.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 24

Assertion: Fisheries has important place in Indian economy.

Reason: It provide income and employment to millions of farmers and fishermen particularly in coastal states.

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 24

Fisheries has important place in Indian economy. It provides income and employment to millions of farmers and fishermen particularly in coastal states. It is an only source of income for many persons living near coastal areas.

Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 25

Individual related by descent and having a similar genotype constitute:

Detailed Solution for Test: Strategies for Enhancement in Food Production - 1 (Old NCERT) - Question 25

All the individuals related by common descent and having a similar genotype constitute a line. Pure line is obtained by successive breeding.

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