Practice MCQ Questions and answers on Biology-GK

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6.
Pollen grains in plants are produced in

A. roots

B. leaves

C. flower

D. stem

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7.
Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

A. By cyanobacteria

B. By electrical discharges in the atmosphere

C. By industrially synthesised fertilizer

D. By denitrification

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8.
Ptyalin is an enzyme produced in the

A. salivary glands

B. pituitary glands

C. thyroid glands

D. pancreas

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9.
Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria and Vibrio comma causes

A. tetanus

B. influenza

C. cholera

D. typhoid

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10.
Biotic component of the environment does not include-

A. Soil system

B. Animal system

C. Micro-organism system

D. Plant system

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Practice MCQ Questions and answers on Biology-GK

6. Pollen grains in plants are produced in

Answer & Solution

7. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

Answer & Solution

8. Ptyalin is an enzyme produced in the

Answer & Solution

9. Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria and Vibrio comma causes

Answer & Solution

10. Biotic component of the environment does not include-

Answer & Solution

Read More Section(Biology)

6.
Pollen grains in plants are produced in

7.
Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

8.
Ptyalin is an enzyme produced in the

9.
Mycobacterium leprae causes leprosy, Corynebacterium diphtheria causes diphtheria and Vibrio comma causes

10.
Biotic component of the environment does not include-