Genetics And Plant Breeding MCQ Question and Answer | Agriculture MCQ Question Page-7 section-3

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10

61.
Which of the following flowering hormone is produced in some plants as a result of low temperature?

A. Dormin

B. Florigen

C. Vernalin

D. Abscisin

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62.
The unit of inheritance according to Mendel is referred as

A. Gene

B. Factor

C. Allele

D. None of the above

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63.
In photosynthesis, light is an important because it produces

A. Sugar, O₂ and ATP

B. Hydrogen, O₂ and formaldehyde

C. Hydrogen donor, O₂ and ATP

D. O₂ donor, H₂ and ATP

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64.
Wheat is naturally

A. Auto polyploids

B. Auto-allopolyploids

C. Segmental allopolyploids

D. Segmental autopolyploids

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65.
The first artificial hybrid was made by

A. Mendel

B. Thomas Fairchild

C. Koelreuter

D. Morgan

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66.
An inbred is used as a tester in

A. Simple recurrent selection

B. Recurrent selection for gca

C. Recurrent selection for sca

D. Reciprocal recurrent selection

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67.
The branch of science deals with study of preservation of cells, tissues and organs in liquid nitrogen is called

A. Cryopreservation

B. Cryobiology

C. Cryoscopy

D. Cryotherapy

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68.
Open pollination of a group of genotypes (generally selected) in isolation in such a way to promote random mating inter se is called

A. Biparental cross

B. Polycross

C. Three-way cross

D. Black cross

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69.
In back cross breeding repeated crossing. With recurrent parent is done to

A. Transfer the desirable gene from donor parent

B. Break undesirable linkage

C. Retain the intensity of desirable gene

D. Completely recover the genotype of recurrent parent

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70.
Ginger and turmeric are examples of modified stem named as

A. Corm

B. Rhizome

C. Bulb

D. Tiber

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Genetics And Plant Breeding MCQ Question and Answer | Agriculture MCQ Question

61. Which of the following flowering hormone is produced in some plants as a result of low temperature?

Answer & Solution

62. The unit of inheritance according to Mendel is referred as

Answer & Solution

63. In photosynthesis, light is an important because it produces

Answer & Solution

64. Wheat is naturally

Answer & Solution

65. The first artificial hybrid was made by

Answer & Solution

66. An inbred is used as a tester in

Answer & Solution

67. The branch of science deals with study of preservation of cells, tissues and organs in liquid nitrogen is called

Answer & Solution

68. Open pollination of a group of genotypes (generally selected) in isolation in such a way to promote random mating inter se is called

Answer & Solution

69. In back cross breeding repeated crossing. With recurrent parent is done to

Answer & Solution

70. Ginger and turmeric are examples of modified stem named as

Answer & Solution

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61.
Which of the following flowering hormone is produced in some plants as a result of low temperature?

62.
The unit of inheritance according to Mendel is referred as

63.
In photosynthesis, light is an important because it produces

64.
Wheat is naturally

65.
The first artificial hybrid was made by

66.
An inbred is used as a tester in

67.
The branch of science deals with study of preservation of cells, tissues and organs in liquid nitrogen is called

68.
Open pollination of a group of genotypes (generally selected) in isolation in such a way to promote random mating inter se is called

69.
In back cross breeding repeated crossing. With recurrent parent is done to

70.
Ginger and turmeric are examples of modified stem named as