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Q. No.Read the statements and select the correct option.
Statement-A: Inbreeding exposes harmful recessive genes that are eliminated by selection.
Statement-B: Hisardale is a new breed of sheep developed in Punjab by interspecific hybridisation.
1. Only statement A is correct
2. Only statement B is correct
3. Both statements A and B are correct
4. Both statements A and B are incorrect
Subtopic: Animal Husbandry (OLD NCERT) |
62%
From NCERT
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Select the incorrect statement from the following.
1. Poultry includes chicken, ducks and turkeys but not geese.
2. Poultry is the class of domesticated fowl used for food or for their eggs.
3. Selection of disease free and suitable breeds are important components of poultry farm management.
4. Bird flu virus drastically affected egg and chicken consumption.
1. Poultry includes chicken, ducks and turkeys but not geese.
2. Poultry is the class of domesticated fowl used for food or for their eggs.
3. Selection of disease free and suitable breeds are important components of poultry farm management.
4. Bird flu virus drastically affected egg and chicken consumption.
Subtopic: Animal Husbandry (OLD NCERT) |
91%
From NCERT
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Match each item in COLUMN I with one in COLUMN II and select the correct match from the codes given:
Codes:
| COLUMN I | COLUMN II | ||
| A | IR- 8 | P | Rive variety from Taiwan |
| B | Taichung Native 1 | Q | Hybrid variety of garden peas in India |
| C | P 1542 | R | Rive variety developed at IRRI Philippines |
| D | Ratna | S | Semi dwarf variety of rice developed in India |
Codes:
| A | B | C | D | |
| 1. | R | P | Q | S |
| 2. | R | P | S | Q |
| 3. | P | R | Q | S |
| 4. | P | R | S | Q |
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
84%
From NCERT
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Tissue culture technique can produce an infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising:
| 1. | genetically uniform population identical to the original parent |
| 2. | homozygous diploid plants |
| 3. | development of new species |
| 4. | variants through picking up somaclonal variations |
Subtopic: Plant Tissue Culture |
67%
From NCERT
NEET - 2013
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Which of the following statements is not true about somatic embryogenesis?
| 1. | The pattern of development of a somatic embryo is comparable to that of a zygotic embryo |
| 2. | Somatic embryos can develop from microspores |
| 3. | Somatic embryo is induced usually by an auxin such as 2, 4–D |
| 4. | A somatic embryo develops from a somatic cell |
Subtopic: Plant Tissue Culture |
NEET - 2013
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NEET 2023 - Target Batch - Aryan Raj Singh
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Assertion (A): Inbreeding increases homozygosity.
Reason (R): Inbreeding exposes harmful recessive genes that are eliminated by selection
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. Both (A) and (R) are false.
Reason (R): Inbreeding exposes harmful recessive genes that are eliminated by selection
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. Both (A) and (R) are false.
Subtopic: Animal Husbandry (OLD NCERT) |
55%
From NCERT
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Assertion (A): A cow is administered hormone with FSH –like activity under the programme called MOET for herd improvement.
Reason (R): FSH suppresses follicular maturation and super ovulation
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. Both (A) and (R) are false.
Reason (R): FSH suppresses follicular maturation and super ovulation
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. Both (A) and (R) are false.
Subtopic: Animal Husbandry (OLD NCERT) |
70%
From NCERT
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All the following diseases in plants are caused by a fungal pathogen except:
1. Rust of wheat
2. Smut of bajra
3. Black rot of crucifers
4. Red rot of sugarcane
1. Rust of wheat
2. Smut of bajra
3. Black rot of crucifers
4. Red rot of sugarcane
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
70%
From NCERT
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In mung bean, mutations were used to induce resistance to:
I: yellow mosaic virus
II: powdery mildew
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
I: yellow mosaic virus
II: powdery mildew
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
75%
From NCERT
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Marine fishes that are eaten include all the following except:
1. Common carp
2. Sardines
3. Mackerel
4. Pomfrets
1. Common carp
2. Sardines
3. Mackerel
4. Pomfrets
Subtopic: Animal Husbandry (OLD NCERT) |
82%
From NCERT
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