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Zoology MCQs for NEET — Practice Questions with Answers

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Which hormone regulates the calcium level in our body?

A. Thyrocalcitonin B. Parathyroid hormone C. Thyroxine D. Both 1. and 2.

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Explanation

Refer NCERT, Heading 22.2.4 Para 1 page 335

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Which of the following is a hypercalcemic hormone?

A. Thyrocalcitonin B. Parathyroid hormone C. Thyroxine D. Both 1. and 2.

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Explanation

Refer NCERT, Heading 22.2.5 Para 2 page 335

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Parathyroid hormone works antagonistic with

A. Thyrocalcitonin B. Thyroxine C. ACTH D. All of these

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Explanation

Refer NCERT, Heading 22.2.4 Para 1 page 335

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Which of the following is true about parathyroid glands?

A. They are 4 in number B. Located on dorsal side of thyroid gland C. one pair parathyroid gland is present each lobe of thyroid gland D. All of these

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Explanation

Refer NCERT, Heading 22.2.4 Para 1 page 335

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Which of the following hormone is responsible for cell mediated immunity?

A. Thyroxine B. adrenaline C. Thymosins D. parathyroid

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Explanation

Refer NCERT, Heading 22.2.6 Para 1 page 335

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Which of the following hormone is responsible for humoral immunity?

A. Thyroxine B. Antibodies C. Thymosins D. parathyroid

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Explanation

Refer NCERT, Heading 22.2.6 Para 1 page 335

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Poor immunity of old people is because of the absence of which gland

A. Pineal gland B. Thymus C. Thyroid gland D. Parathyroid gland

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Explanation

Refer NCERT, Heading 22.2.6 Para 1 page 335

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Maturation of lymphocytes takes place in

A. thymus B. Bone marrow C. Liver D. Both 1. and 2.

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Explanation

Refer NCERT, Heading22.2.6 Para 1 page 335

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The centrally located tissues of adrenal gland is called

A. adrenal cortex B. Adrenal medulla C. adrenal mediastum D. None of these

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Explanation

Refer NCERT, Heading 22.2.6 Para 1 page 336

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Which of the following hormone is secreted by adrenal cortex

A. Adrenaline B. Non- adrenaline C. Catecholamines D. None of these

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Explanation

Refer NCERT, Heading 22.2.6 Para 1 page 336

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