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Q. No.Mutations in plant cells can be induced by:
1. Gamma rays
2. Zeatin
3. Kinetin
4. Infrared rays
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
84%
From NCERT
NEET - 2021
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Which of the following is not an objective of Biofortification in crops?
1. Improve vitamin content
2. Improve micronutrient and mineral content
3. Improve protein content
4. Improve resistance to diseases
Subtopic: Plant Breeding for Quality (OLD NCERT) |
76%
From NCERT
NEET - 2021
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Which of the following is not a step in Multiple Ovulation Embryo Transfer Technology (MOET)?
| 1. | Cow is fertilized by artificial insemination |
| 2. | Fertilized eggs are transferred to surrogate mothers at 8-32 cell stage |
| 3. | Cow is administered hormone having LH like activity for superovulation |
| 4. | Cow yields about 6-8 eggs at a time |
Subtopic: Animal Husbandry (OLD NCERT) |
73%
From NCERT
NEET - 2021
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Match List - I with List - II
| List - I | List - II |
| (a) Protoplast fusion | (i) Totipotency |
| (b) Plant tissue culture | (ii) Pomato |
| (c) Meristem culture | (iii) Somaclones |
| (d) Micropropagation | (iv) Virus free plants |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (iv) | (iii) | (ii) | (i) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (ii) | (i) | (iv) | (iii) |
Subtopic: Plant Tissue Culture |
77%
From NCERT
NEET - 2021
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Inbreeding depression is:
| 1. | Reduced motility and immunity due to close inbreeding |
| 2. | Decreased productivity due to mating of superior male and inferior female |
| 3. | Decrease in body mass of progeny due to continued close inbreeding |
| 4. | Reduced fertility and productivity due to continued close inbreeding |
Subtopic: Animal Husbandry (OLD NCERT) |
88%
From NCERT
NEET - 2020
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The World Food Prize is an international award recognizing the achievements of individuals who have advanced human development by improving the quality, quantity or availability of food in the world.
I. The prize was created by Norman Borlaug
II. The first prize was given to M. S. Swaminathan
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I. The prize was created by Norman Borlaug
II. The first prize was given to M. S. Swaminathan
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
63%
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Consider the given two statements:
I. Mutation breeding uses the spontaneous mutations.
II. Spontaneous mutations occur at a very high rate in the gene pool of an organism.
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. Both I and II are incorrect
I. Mutation breeding uses the spontaneous mutations.
II. Spontaneous mutations occur at a very high rate in the gene pool of an organism.
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. Both I and II are incorrect
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
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Identify the incorrectly matched row:
| Variety | Crop | Resistant to | |
| 1. | Himgiri | Wheat | Leaf and stripe rust |
| 2. | Pusa sadabahar | Chilli | Chilli mosaic virus |
| 3. | Pusa Komal | Flat bean | Bacterial blight |
| 4. | Pusa sawani | Okra | Shoot and fruit borer |
77%
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It is possible to obtain virus-free plants from virus-infected plants using the technique of:
1. Embryo rescue
2. Meristem culture
3. Biofortification
4. Phytoremediation
1. Embryo rescue
2. Meristem culture
3. Biofortification
4. Phytoremediation
Subtopic: Plant Tissue Culture |
92%
From NCERT
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Identify the correct statements:
| I: | Kalyan sona and Sonalika are semi-dwarf varieties of wheat. |
| II: | aya and Ratna are varieties of rice developed in India. |
| III: | Saccharum barberi had thicker stems and higher sugar content and did not grow well in North India |
| 1. | Only II |
| 2. | Only I and II |
| 3. | Only II and III |
| 4. | Only I and III |
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
81%
From NCERT
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