Class 10 Science MCQ Questions of Control and Coordination with Answer

The human body is a complex machine performing huge loads of capacities and cycles to keep up and support life. Explore how the body controls its movements and coordinates its activities with different parts of the body and the environment.

These MCQ Questions Online Tests cover the whole of Control and Coordination. Our experts are prepared MCQ Questions for Class 10 based on the latest exam pattern. Students can refer to these Class 10 Science MCQs Questions of Control and Coordination with Answer for their exam preparation.

MCQ Questions of Control and Coordination are taken from all important topics of the chapter and answer just as an explanation is given underneath each question.

1. Which of the following acts as both endocrine and exocrine glands?

(a) Adrenal
(b) Pituitary
(c) Ovaries
(d) Pancreas

Answer:

(d) Pancreas

2. Which hormone regulates the ionic balance in the body?

(a) Glucagon
(b) Thyroxine
(c) Testosterone
(d) Vasopressin

Answer:

(d) Vasopressin

3. Impulse flows from ___.

(a) dendrite to axon in same neuron
(b) axon to dendrite
(c) nodes of ranvier to axon
(d) none

Answer:

(a) dendrite to axon in same neuron

4. ____ are multipolar and conduct impulse out from spinal cord .

(a) neuroglia
(b) neurolemma
(c) schwann cells
(d) motor neuron

Answer:

(d) motor neuron

5. Which of the following statements is correct about receptors?

(a) Gustatory receptors detect taste while olfactory receptors detect smell
(b) Both gustatory and olfactory receptors detect smell
(c) Auditory receptors detect smell and olfactory receptors detect taste
(d) Olfactory receptors detect taste and gustatory receptors smell

Answer:

(a) Gustatory receptors detect taste while olfactory receptors detect smell

6. In a neuron, conversion of electrical signal to a chemical signal occurs at/in

(a) cell body
(b) axonal end
(c) dendritic end
(d) axon

Answer:

(b) axonal end

7. Posture and balance of the body is controlled by

(a) cerebrum
(b) cerebellum
(c) medulla
(d) pons

Answer:

(b) cerebellum

8. Spinal cord originates from

(a) cerebrum
(b) medulla
(c) pons
(d) cerebellum

Answer:

(b) medulla

9. The gap between two neurons is called a:

(a) dendrite
(b) synapse
(c) axon
(d) impulse

Answer:

(b) synapse

10. The brain is responsible for:

(a) thinking
(b) regulating the heart beat
(c) balancing the body
(d) all of the above

Answer:

(d) all of the above

11. Cartisons are secreted by:

(a) pancreatic gland
(b) adrenal gland
(c) thyroid gland
(d) pituitary gland

Answer:

(b) adrenal gland

12. Female sex hormone is:

(a) estrogen
(b) androgen
(c) insulin
(d) adrenalin

Answer:

(a) estrogen

13. The main function of the plant hormone called abscisic acid is to:

(a) Increase the length of cells
(b) Promote cell division
(c) Inhibit growth
(d) Promote growth of stem and roots

Answer:

14. The growth of tendrils in pea plants is due to the:

(a) Effect of sunlight on the tendril cells facing the sun
(b) Effect of gravity on the part of tendril hanging down towards the earth
(c) Rapid cell division and elongation in tendril cells that are away from the support
(d) Rapid cell division and elongation in tendril cells in contact with the support

Answer:

15. The plant hormone which triggers the fall of mature leaves and fruits from the plant body is:

(a) Auxin
(b) Gibberellin
(c) Abscisic acid
(d) Cytokinin

Answer:

16. The stimulus in the process of thigmotropism is:

(a) Touch
(b) Gravity
(c) Light
(d) Chemical

Answer:

(a) Touch

17. The number of pairs of nerves which arises from the spinal cord is:

(a) 21
(b) 31
(c) 41
(d) 51

Answer:

(b) 31