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Identify the viral diseases in plants.

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Important Questions on Viruses

EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
White rust resistant variety of Brassica is
MEDIUM
Biology>Microbiology>Viruses>Viral Diseases in Plants

Choose the correct option for X,Y and Z.

Crop Variety Insect Pests
Rape seed Mustard Pusa Gaurav Z
X Pusa Sem 2 Jassids
Okra Y Shoot borer

 

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Biology>Microbiology>Viruses>Viral Diseases in Plants
Which one of the following is not a bacterial disease?
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
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?
HARD
Biology>Microbiology>Viruses>Viral Diseases in Plants
What are bio pesticides? Write briefly on bio pesticides with examples.
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Germplasm collection refers to
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
In mung bean, resistance to yellow mosaic virus and powdery mildew were induced by:
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants

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

MEDIUM
Biology>Microbiology>Viruses>Viral Diseases in Plants
Sukhvinder used conventional farming practices to eradicate pests from his farm. Inspite of that, his hybrid crop yield declined over the years as the seed set was affected. This is due to
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Pusa Gaurav variety of Brassica is resistant to:
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
The oil content and quality of groundnut variety were improved by plant breeding techniques. This is an example of
HARD
Biology>Microbiology>Viruses>Viral Diseases in Plants
A corn farmer has perennial problem of corn-borer infestation in his crop. Being environmentally conscious he does not want to spray insecticides. Suggest solution based on your knowledge of biotechnology. Write the steps carried out to achieve it.
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
'Sonalika' and Kalyansona' are the high yielding 'semi-dwarf varieties of wheat, introduced from ________.
MEDIUM
Biology>Microbiology>Viruses>Viral Diseases in Plants

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:

EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Golden rice is genetically engineered to have greater content of _________.
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Which of the following is not an objective of biofortification in crops?
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Mutations in plant cells can be induced by:
EASY
Biology>Microbiology>Viruses>Viral Diseases in Plants
Pusa Swarnim is X type of plant variety that is resistance to Y disease.
HARD
Biology>Microbiology>Viruses>Viral Diseases in Plants

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

Question Image
MEDIUM
Biology>Microbiology>Viruses>Viral Diseases in Plants
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