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For the formation of diploid cells from haploid cells, colchicine is used to

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Important Questions on Strategies For Enhancement in Food Production

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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding

Which one of the following is NOT enriched by vitamin C by IARI?

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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
The oil content and quality of groundnut variety were improved by plant breeding techniques. This is an example of
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Golden rice is genetically engineered to have greater content of _________.
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
The entire collection of plants having diverse alleles for all genes
MEDIUM
Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding

Match the following lists:

  List-I   List-II
  Crop bred by hybridization   Resistance to disease
(A) Wheat (I) Block rot and curl blight black rot
(B) Brassica (II) Mosaic virus, leaf curl
(C) Cauliflower (III) Leaf and stripe rust, hill bunt
(D) Cowpea (IV) White rust
    (V) Bacterial blight

The correct match is:

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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Which of the following is not an objective of biofortification in crops?
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
'Sonalika' and Kalyansona' are the high yielding 'semi-dwarf varieties of wheat, introduced from ________.
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Identify the correct combination from the following crops their variety and effect.
MEDIUM
Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Choose the correct combinations
I) Pusa swarnim - Brassica - White rust resistance
II) Pusa gaurav - Brassica - Fruit borer resistance
III Pusa sawani - Bhindi - Fruit borer resistance
IV) Pusa sadabahar - Chilli - Leaf curl resistance
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Germplasm collection refers to
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding

Arrange the following steps in plant breeding in an order
(a) Evaluation and selection of parents
(b) Selection of testing of superior recumbents
(c) Collection of variability
(d) Testing, release, commercialization of new varieties
(e) Cross hybridization among the selected parents

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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Which one of the following is not a bacterial disease?
MEDIUM
Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Assertion (A): Hybrid breeding led to the development of high-yielding bajra with resistance to water stress.
Reason (R): In millet crops, yield is low under drought conditions.
The correct option among the following is:
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Mutations in plant cells can be induced by:
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Identify two rice varieties used developed as semi dwarf variety of rice:
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Pusa Gaurav variety of Brassica is resistant to:
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Now-a-days agricultural practice is expensive to the farmers as they need to purchase hybrid seeds every year. Which of the following strategies can be employed to overcome this problem?
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
White rust resistant variety of Brassica is
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
In mung bean, resistance to yellow mosaic virus and powdery mildew were induced by:
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Biology>Biology in Human Welfare>Strategies For Enhancement in Food Production>Plant Breeding
Which of the following is an example of intergeneric hybridization?