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Biology 10 Chapte 12 - Coordination and Control - 5
1.
How many axons motor neurons have?
a) Two
b) Four
c) Three
d) One
2.
What is the apparatus needed to observe the contraction of shin muscle of a frog?
a) Methylene blue solution
b) 12V DC battery
c) Petri dish
d) All of the given
3.
The muscle would....................when a current is applied to it.
a) Turn red
b) Contract
c) Explode
d) Expand
4.
In certain parts of body, the cell bodies of many neurons form a group enveloped by a membrane. What is the group called?
a) Nerve
b) All of these
c) Ganglion
d) Neuroglial cluster
5.
What do the union of several axons form?
a) None of these
b) Ganglion
c) Nerve
d) Neuroglial cluster
6.
What is the covering of a nerve made of?
a) Lipids
b) Proteins
c) Fats
d) Carbohydrates
7.
Into how many types nerves are classified?
a) Two
b) Four
c) Three
d) Five
8.
The nerves are classified into three types on the basis of their....................?
a) Functions
b) Physical appearance
c) Chemical nature
d) Property
9.
Axons of which neuron, sensory nerves contain
a) Mixed neurons
b) Sensory neurons
c) Inter neurons
d) Motor neurons
10.
Axons of which neuron, motor nerves contain?
a) Inter neurons
b) Motor neurons
c) Mixed neurons
d) Sensory neurons
11.
Axons of which neuron, mixed nerves contain?
a) Inter neurons
b) Sensory neurons
c) Both b and c
d) Motor neurons
12.
What does CNS stands for?
a) Covered Nervous System
b) None of these
c) Cartilage Nervous System
d) Central Nervous System
13.
Which parts CNS contains?
a) Brain
b) Skeletal muscles
c) Spinal cord
d) Both b and c
14.
How many parts CNS consists of?
a) Five
b) Four
c) Three
d) Two
15.
In animals, all life activities are under the control of.......?
a) Meninges
b) Spinal cord
c) Brain
d) Ventricles
16.
Where is brain situated?
a) In skull
b) None of these
c) Both b and c
d) In bony cranium
17.
In how many layers brain is covered inside cranium?
a) Two
b) Five
c) Three
d) Four
18.
Which of the following protects brain?
a) Nerves
b) Ganglion
c) Meninges
d) CSF
19.
Which of the following provides nutrients and oxygen to brain tissue?
a) Nerves
b) CSF
c) Ganglion
d) Meninges
20.
Meninges provide oxygen to brain tissue through their................?
a) Veins
b) Central canal
c) Arteries
d) Capillaries
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