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Earn 100

Which of the following is the most effective chemical mutagen?

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Important Questions on Strategies For Enhancement in Food Production

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Golden rice is genetically engineered to have greater content of _________.
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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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'Sonalika' and Kalyansona' are the high yielding 'semi-dwarf varieties of wheat, introduced from ________.
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In mung bean, resistance to yellow mosaic virus and powdery mildew were induced by:
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Which one of the following is NOT enriched by vitamin C by IARI?

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The oil content and quality of groundnut variety were improved by plant breeding techniques. This is an example of
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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

MEDIUM

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:

MEDIUM
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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Which of the following is not an objective of biofortification in crops?
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Mention the two diseases resisted by mungbean through mutation breeding.
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Which one of the following is the classical method of plant breeding?
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The entire collection of plants having diverse alleles for all genes
HARD

Study the given table and identify a, b, c, d, e and f:

Question Image
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You have obtained a high-yielding variety of tomato. Name and explain the procedure that ensures retention of the desired characteristics repeatedly in large populations of future generations of the tomato crop.
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The mechanism that causes a gene to move from one linkage group to another is called: