Chemical Coordination and Integration MCQs | NCERT Biology

This chapter-wise MCQs on 'Chemical Coordination and Integration' for NEET exam, based on NCERT Biology Class-11 (Chapter-19) with Answer Key and Solutions.

Aug 20, 2024 - 11:52
Aug 25, 2024 - 15:19
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1.

Read the book NCERT Biology class-11 (chapter- 19): Chemical Coordination and Integration from here.

1. Question

Oversecretion of GH stimulates abnormal growth of the body leading to :

Gigantism

Myxoedema

Hyperthyroidism

Pigmentation

2. Question

Assertion : Deficiency of Insulin causes Diabetes Mellitus.
Reason : Insulin is a Hypoglycemic hormone.

Both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

Both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.

Assertion is True but the Reason is False.

Both Assertion & Reason are False.

3. Question

Which one of the following are incorrect with reference to antagonistic hormone:

PTH – TCT

 Insulin – Glucagon

Renin-Angiotensin mechanism– ANF

None of these

4. Question

Which is a wrong statement :

  1.  Endocrine glands have well developed ducts.
  2.  Goblet cells are exocrine gland.
  3.  Digestive enzymes are the endocrine secretion.
  4.  Cuboidal or columnar epithelium act as gland.

 a & b

b & c

a & c

c & d

5. Question

 In the given diagram 'X' may be:

ANF

TCT

Insulin

Estrogen

6. Question

Which of the following is/are effect of adrenaline:

Pupilary dilation

Piloerection

Sweating

All

7. Question

Match the following :-

Column-I Column-II
(a) T4 (i) Hypothalamus
(b) PTH (ii) Thyroid
(c) GnRH (iii) Pituitary
(d) LH (iv) Parathyroid

a-i, b-ii, c-iii, d-iv

a-iii, b-i, c-ii, d-iv

a-ii, b-iv, c-i, d-iii

a-ii, b-iv, c-iii, d-i

8. Question

 In child low intelligence Quotient and deaf mutism symptoms are arised due to which hormone :

Hypothyroidism

Hyperthyroidism

Hyposecretion of GH

Hypersecretion of GH

9. Question

Select the correct option for the given diagram:

Parathyroid gland

A– Thyroid gland

A–Pineal gland

A– Parathyroid gland

A–Pituitary gland

10. Question

Which one of the following hormones is involved in sugar metabolism?

Insulin

Glucagon

Cortisol

All