Practice MCQ Questions and answers on Biology-GK Page-14 section-1

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66.
Plants are killed in winter by frost

A. because of desiccation and mechanical damage to the tissues

B. because no photosynthesis takes place at such low temperature

C. because respiration ceases at such low temperature

D. because there is no transpiration

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67.
One of the following is most suitable for study of mutations

A. Haploids

B. Diploids

C. Tetraploids

D. Polyploid

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68.
Pulses are a good source of

A. carbohydrates

B. fats

C. proteins

D. vitamins

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69.
Oxygen in our blood is transported by a protein named

A. haemoglobin

B. keratin

C. collagen

D. myoglobin

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70.
Nymph is the name of young one of

A. butterfly

B. beetle

C. housefly

D. cockroach

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Practice MCQ Questions and answers on Biology-GK

66. Plants are killed in winter by frost

Answer & Solution

67. One of the following is most suitable for study of mutations

Answer & Solution

68. Pulses are a good source of

Answer & Solution

69. Oxygen in our blood is transported by a protein named

Answer & Solution

70. Nymph is the name of young one of

Answer & Solution

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66.
Plants are killed in winter by frost

67.
One of the following is most suitable for study of mutations

68.
Pulses are a good source of

69.
Oxygen in our blood is transported by a protein named

70.
Nymph is the name of young one of