CBSE Class 11 Biology Chemical Coordination and Integration Quiz 1

MCQ Mojo

Quiz Guides

Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10 Class 11 Class 12

Quiz Guides

CBSE

Class 1 Class 2 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10 Class 11 Class 12

Toggle dark mode

CBSE › Class 11 › Biology › Chemical Coordination and Integration

1/10

0:00

1. In the body, both the blood sodium and potassium levels are regulated by _______.

A Pheromones B Aldosterone C Cortisol D Androgens

2. Chemical name of T is

A Tetradiodothyronine B Tridiodothyronine C Tetraiodothyronine D Triiodothyronine

3. Anabolic steroids are ______ versions of testosterone.

A Effective B Synthetic C Natural D Ineffective

4. Which of the following acts on bones?

A Melatonin B Triiodothyronine C GH D Parathyroid

5. Glucagon hormone is secreted by the ______.

A Thyroid gland B Adrenal gland C Pituitary gland D Pancreas

6. Which one of the followings are male sex hormones?

A Insulins B Aldosterones C Androgens D Pheromones

7. Choose the incorrect statement.

A Hormones are non-nutrient chemicals. B Exocrine glands are ductless glands. C Invertebrates have simple endocrine system. D All of the above statements are incorrect.

8. Endemic goitre is a state of

A Increased thyroid function B Normal thyroid function C Decreased thyroid function D Moderate thyroid function

9. Match the columns.
1. PRL – A. Pigmentation of skin
2. LH – B. Steriod hormones
3. ACTH – C. Formation of milk
4. MSH – D. Gonadal activity

A 1-C, 2-D, 3-B, 4-A B 1-C, 2-D, 3A, 4-B C 1-D, 2-C, 3-B, 4-A D 1-B, 2-C, 3-D, 4-A

10. PTH is called as hypercalcemic hormone because it leads to the

A absorption of CaCO from the digested food B reabsorption of water from renal tubules C increasing blood calcium levels D maintainence ion balance in blood

Practice more on Chemical Coordination and Integration

Quiz 1 Quiz 2

MCQ Mojo

Free chapter-wise MCQ practice with instant answers and explanations for CBSE classes 6–12 — plus timed mock tests. Learn smarter, score higher.