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Strategies for Enhancement in Food Production · Question 45

AIPMT 2005MCQEasy📈 Topic in 0% papers+4−1
1

Three crops that contribute maximum to global food grain production are -

  1. Wheat, maize and sorghum
  2. Wheat, rice and barley
  3. Wheat, rice and maize
  4. Rice, maize and sorghum

Answer

(3) Wheat, rice and maize

Solution

The three cereals produced in the largest quantities in the world are maize, rice and wheat.

∴ Together they make up the major part of global food grain production; barley and sorghum contribute much less.

Answer: (3)

Out of syllabusAIPMT 2005

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2

Which of the following is generally used for induced mutagenesis in crop plants ?

  1. UV (260 nm)
  2. Alpha particles
  3. Gamma rays (from cobalt-60)
  4. X-rays
Out of syllabusAIPMT 2005
3

The name of Norman Borlaug is associated with-

  1. Blue Revolution
  2. Yellow Revolution
  3. Green Revolution
  4. White Revolution
Out of syllabusAIPMT 2005
4

The technique of obtaining large number of plantlets by tissue culture method is called –

  1. Macropropagation
  2. Organ culture
  3. Plantlet culture
  4. Micropropagation
Out of syllabusAIPMT 2004
5

India's wheat yield revolution in the 1960s was possible primarily due to :-

  1. Hybrid seeds
  2. Quantitative trait mutations
  3. Increased chlorophyll content
  4. Mutations resulting in plant height reduction
Out of syllabusAIPMT 2004
6

Cellular totipotency is demonstrated by :

  1. All eukaryotic cells
  2. Only gymnosperm cells
  3. Only bacterial cells
  4. All plant cells
AIPMT 2003
7

What is the reason of formation of embryoid from pollen grain in tissue culture medium ?

  1. Double fertilization
  2. Test tube culture
  3. Cellular totipotency
  4. Organogenesis
AIPMT 2002
8

Which of the following crops have been brought to India from New world ?

  1. Mango, tea
  2. Coffee
  3. Tea, rubber, mango
  4. Cashewnut, potato, rubber
AIPMT 2002
9

Which statement is correct about centre of origin of plant ?

  1. Climatic condition more favourable
  2. More diversity in improved variety
  3. None
  4. Frequency of dominant gene is more
AIPMT 2001
10

Before the European invasion, which vegetables were absent in India?

  1. Simla mirch and Brinjal
  2. Bitter gourd
  3. Maize and chichinda
  4. Potato and Tomato
Out of syllabusAIPMT 2001
11

Triticale is obtained by crossing wheat with

  1. Barley
  2. Rye
  3. Oat
  4. Maize
Out of syllabusAIPMT 2001

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