Nervous System ICSE Progress Check Class-10 Concise Selina Biology Solutions Chapter-10. We Provide Step by Step Answer of Progress Check 1, 2 , MCQs, Very Short Answer Type, Short Answer Type, Descriptive Answer Type Questions and Structured / Applications / Skill Type Questions of Exercise-10 Nervous System ICSE Class-10 . Visit official Website CISCE for detail information about ICSE Board Class-10.
| Board | ICSE |
| Publications | Selina Publishers PVT LTD |
| Subject | Concise Biology |
| Class | 10th |
| writer | HS Vishnoi |
| Chapter-10 | Nervous System |
| Topics | Solutions of Progress Check 1, 2 and MCQs, Very Short ,Descriptive and Structural/Skill Questions |
| Edition | 2021-2022 |
Nervous System ICSE Progress Check Class-10 Concise Selina Biology
-: Select Topic:-
Progress Check 1
Progress Check 2
MCQs, Very Short ,Descriptive and Structural/Skill Questions
Progress Check-1
Nervous System ICSE Progress Check Class-10 Concise Selina Biology
Question 1
Write one word for each of the following :
(i) The structural and functional unit of nervous system
(ii) Wave of electrical disturbance that sweeps over the nerve cell.
(iii) Long thread-like part of the nerve cell.
(iv) Point of contact between two nerve cells.
(v) A bundle of axons enclosed in a tubular sheath.
(vi) The kind of nerve carrying impulses from the brain to a gland or muscle.
Answer :
(i) Neuron.
(ii) Nerve impulse
(iii) Axon
(iv) Synapse
(v) Nerve
(vi) Motor Nerves
Question 2
Categorise the following under stimulus and response.
(i) Withdrawal of hand on touching a hot plate
(ii) Seeing a green light turning into red at a road crossing before applying the brakes
(iii) Pain in the eye f something falls into it.
Answer :
(i) Response
(ii) Stimulus
(iii) Response
Progress Check-2
Nervous System ICSE Progress Check Class-10 Concise Selina Biology
Question 1
Fill in the blanks by choosing the correct alternative given for each.
(i) Brain and spinal cord are the parts of ………………… nervous system. (central/peripheral/autonomous)
(ii) …………………. is the largest part of the brain (Cerebellum/cerebrum/medulla oblongata)
(iii) White matter consists mainly of ……………… (axons/dendrites/cytons)
(v) The part of the brain concerned with body balance is ……………………. (cerebrum, cerebellum, medulla oblongata).
Answer :
(i) Central
(ii) Cerebrum
(iii) Axons
(iv) Cerebellum
Question 2
Given below are a few common reflexes in humans. Classify them as a simple or conditioned reflex.
(i) Knee-jerk
(ii) Watering of mouth on seeing a favourite dish
(iii) Tying of shoe laces while talking
(iv) Closing of eyelids if a strong beam of light is flashed across
Answer :
(i) Simple reflex
(ii) Conditioned reflex
(iii) Conditioned reflex
(iv) Simple reflex
Question 3
Given alongside is a partial diagrammatic representation of a certain phenomenon pertaining to the nervous system.
(i) Name the parts numbered 1-7
(ii) Name the phenomenon that the diagram depicts and define it
(iii) Give the technical term for the point of contact between two nerve cells.
(iv) Name the parts not shown in the diagram that sh0uld be included to complete the pathway of the phenomenon
Answer :
(i)
1. White matter
2. Spinal cord
3. Dorsal root
4. Association neuron
5. Ventral root
6. Gray matter
7. Central canal
(ii) The diagram represents the spinal reflex action.
(iii) Parts that can be included:
1. Sensory neuron
2. Motor neuron
3. Dorsal root ganglion
4. Receptor
5. Effector
(iv)
1. Sensory (Afferent neuron)
2. Dorsal ganglion
3. White matter
4. Grey matter
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