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Q. No.Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A):
Spirulina is a microbe that can be used for reducing environmental pollution.
Reason (R):
Spirulina is a rich source of protein, carbohydrates, fats, minerals and vitamins.
In the light of the above statements, choose the most appropriate answer from the options given below:
1.
Both (A) and (R) are correct and (R) is the correct explanation of (A).
2.
Both (A) and (R) are correct but (R) is not the correct explanation of (A).
3.
(A) is correct but (R) is not correct.
4.
(A) is not correct but (R) is correct.
Subtopic: Single Cell Protein (OLD NCERT) |
From NCERT
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Select the incorrect statement with respect to inbreeding of animals.
| 1. | It is used for evolving pure lines in cattle. |
| 2. | It helps in accumulation of superior genes and elimination of less desirable genes. |
| 3. | It decreases homozygosity. |
| 4. | It exposes harmful recessive genes that are eliminated by selection. |
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
83%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below:
1. A-IV, B-III, C-II, D-I
2. A-II, B-I, C-III, D-IV
3. A-II, B-I, C-IV, D-III
4. A-III, B-IV, C-I, D-I
| List I | List II |
| A. Pusa Gaurav | I. Fruit borer |
| B. Pusa Sawani | II. Aphids |
| C. Pusa Komal | III. Tobacco Mosaic Virus |
| D. Pusa Sadabahar | IV. Bacterial blight |
1. A-IV, B-III, C-II, D-I
2. A-II, B-I, C-III, D-IV
3. A-II, B-I, C-IV, D-III
4. A-III, B-IV, C-I, D-I
Subtopic: Breeding for Disease Resistance (OLD NCERT) | Insect & Pest Resistance (OLD NCERT) |
89%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below:
1. A-IV B-III C-I D-II
2. A-III B-II C-I D-IV
3. A-II B-IV C-III D-I
4. A-I B-III C-II D-IV
| List I | List II |
| A. Wheat - Himgiri | I. Black rot ad Curl |
| B. Brassica - Karan rai | II. Bacterial blight |
| C. Cauliflower - Pusa Shubhra | III. White rust |
| D. Cow pea - Pusa Komal | IV. Leaf and stripe rust, hill blunt |
Choose the correct answer from the options given below:
1. A-IV B-III C-I D-II
2. A-III B-II C-I D-IV
3. A-II B-IV C-III D-I
4. A-I B-III C-II D-IV
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
87%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below:
1. A-II, B-III, C-IV, D -I
2. A-II, B-IV, C-I, D -III
3. A-III, B-I, C-II, D -IV
4. A-III, B-II, C-IV, D -I
| List I | List II |
| A. Pusa swarnim | I. Bacterial blight |
| B. Himgiri | II. White rust |
| C. Pusa Komal | III. Tobacco mosaic virus |
| D. Pusa Sadabahar | IV. Leaf and stripe rust |
Choose the correct answer from the options given below:
1. A-II, B-III, C-IV, D -I
2. A-II, B-IV, C-I, D -III
3. A-III, B-I, C-II, D -IV
4. A-III, B-II, C-IV, D -I
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
89%
From NCERT
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Assertion(A): There is a need to introduce the resistant genes into the high-yielding cultivated varieties.
Reason(R): Generally the resistant varieties have very low yields.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): Generally the resistant varieties have very low yields.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Insect & Pest Resistance (OLD NCERT) |
51%
From NCERT
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Assertion(A): Two billion people suffer from hidden hunger.
Reason(R): These people cannot afford to buy enough fruits, vegetables, legumes, fish, and meat.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): These people cannot afford to buy enough fruits, vegetables, legumes, fish, and meat.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Animal Husbandry (OLD NCERT) |
From NCERT
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Assertion(A): Methylophilus methylotrophus is expected to produce 25 tonnes of proteins.
Reason(R): This bacterium has a high rate of biomass production and growth.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): This bacterium has a high rate of biomass production and growth.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Single Cell Protein (OLD NCERT) |
92%
From NCERT
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The term 'Blue Revolution' is related with :
1. Various crop plants and their by-products
2. Development of water reservoirs
3. Honey and its by-products
4. Fishery industry
Subtopic: Animal Husbandry (OLD NCERT) |
85%
From NCERT
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Breeding crops, with higher levels of vitamins and minerals or higher proteins and healthier fats, is called:
1. Bio-accumulation
2. Bio-magnification
3. Bio-remediation
4. Bio-fortification
1. Bio-accumulation
2. Bio-magnification
3. Bio-remediation
4. Bio-fortification
Subtopic: Plant Breeding for Quality (OLD NCERT) |
85%
From NCERT
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