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Q. No.Match the below given columns and select the correct option.
Column l
Column ll
(i)
Root of any breeding programme
(a)
Cross hybridization among selected parents
(ii)
Time consuming and tedious process
(b)
Collection of variability
(iii)
Crucial to the success of breeding objective
(c)
Selection and testing of superior recombinants
(i)
(ii)
(iii)
1.
a
b
c
2.
c
b
a
3.
b
c
a
4.
b
a
c
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
79%
From NCERT
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In biofortification, nutritional quality and content is increased. For which of the following nutrients we focus to improve the content not the quality?
1. Protein
2. Oil
3. Fat
4. Vitamins
1. Protein
2. Oil
3. Fat
4. Vitamins
Subtopic: Plant Breeding for Quality (OLD NCERT) |
51%
From NCERT
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Select the incorrect match w.r.t. single cell protein organism.
| 1. | Candida | – | Fungus |
| 2. | Fusarium | – | Bacteria |
| 3. | Mushroom | – | Fungi |
| 4. | Spirulina | – | Blue green alga |
Subtopic: Single Cell Protein (OLD NCERT) |
63%
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If a plant researcher wants to grow a healthy turnip plant from an infected turnip plant (mosaic disease), he/she should focus on:
| 1. | Making the turnip plant hairy |
| 2. | Growing the apical meristem from turnip plant in in-vitro condition |
| 3. | Cross hybridizing the turnip plant with healthy one in in-vitro condition |
| 4. | Making the turnip plant smooth leaved |
Subtopic: Plant Tissue Culture |
85%
From NCERT
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All of the below given are aphid resistant plant varieties, except:
1. Pusa Sem 2
2. Pusa Gaurav
3. Pusa Sem 3
4. Pusa Sawani
1. Pusa Sem 2
2. Pusa Gaurav
3. Pusa Sem 3
4. Pusa Sawani
Subtopic: Insect & Pest Resistance (OLD NCERT) |
76%
From NCERT
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Both mung bean and okra have been made resistant against yellow mosaic virus. In mung bean and okra resistance was introduced by:
| 1. | Mutation breeding |
| 2. | Conventional Breeding |
| 3. | Mutation and conventional breeding respectively |
| 4. | Conventional breeding and mutation breeding respectively |
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
66%
From NCERT
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Hairy or smooth leaf surface in plants provides resistance against all of the following insects, except:
1. Jassid
2. Leaf beetle
3. Bollworm
4. Fruit borer
1. Jassid
2. Leaf beetle
3. Bollworm
4. Fruit borer
Subtopic: Insect & Pest Resistance (OLD NCERT) |
59%
From NCERT
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Spirulina can
Choose the correct ones:
1. a and b only
2. a and c only
3. c only
4. All a, b and c
| a. | Be easily grown on starch rich materials |
| b. | Serve as food rich in proteins, fats, carbohydrates and vitamins |
| c. | Be used to generate SCP and eventually reducing environmental pollution |
Choose the correct ones:
1. a and b only
2. a and c only
3. c only
4. All a, b and c
Subtopic: Single Cell Protein (OLD NCERT) |
89%
From NCERT
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Single cell protein is obtained from:
(a) Single celled organism
(b) Eukaryotes
(c) Autotrophic organisms
(d) Heterotrophic organisms
(e) Prokaryotes
(f) Multicellular organisms
Choose the correct ones:
1. a, b and e only
2. b, c, d and e only
3. a, b, d and c only
4. All a, b, c, d, e and f
(a) Single celled organism
(b) Eukaryotes
(c) Autotrophic organisms
(d) Heterotrophic organisms
(e) Prokaryotes
(f) Multicellular organisms
Choose the correct ones:
1. a, b and e only
2. b, c, d and e only
3. a, b, d and c only
4. All a, b, c, d, e and f
Subtopic: Single Cell Protein (OLD NCERT) |
75%
From NCERT
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Somatic hybrids:
| 1. | Always have desired combination of characteristics |
| 2. | Are prepared by fusing two somatic cells of the same plant |
| 3. | Are always superior than their parents |
| 4. | Are prepare by fusing two different protoplasts |
Subtopic: Plant Tissue Culture |
67%
From NCERT
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