NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1081 - 1085 of 1484

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Question number: 1081

» Biology » Control and Coordination

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MCQ▾

Question

Which of the following is/are the characteristic features of reflex action?

I. It is a rapid response.

II. It is a automatic response.

III. It is slow action

Which feature/ (s) is/are correct?

Choices

Choice (4) Response

a.

II and III only

b.

I, II and III only

c.

I and III only

d.

I and II only

Question number: 1082

» Biology » Control and Coordination

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MCQ▾

Question

Which of the following functions is performed by the motor neuron?

Choices

Choice (4) Response

a.

It connects various neurons within the brain and spinal cord.

b.

It carries signals from the outer parts of our body (periphery) into the central nervous system.

c.

It carries signals from the central nervous system to the outer parts (muscles, skin and glands) of our body.

d.

None of the above

Question number: 1083

» Biology » Control and Coordination

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MCQ▾

Question

Which of the following hormones occurs naturally?

Choices

Choice (4) Response

a.

2,4 – dichlorophenoxyacetic acid

b.

Indole butyric acid

c.

Naphthalene acetic acid

d.

Indole acetic acid

Question number: 1084

» Biology » Control and Coordination

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MCQ▾

Question

Which of these labelled parts function is sense, think and imagine?

Image showing Brain parts.

Image Showing Brain Parts.

Image showing identifies the brain parts.

Choices

Choice (4) Response

a.

R

b.

Q

c.

P

d.

All of the above

Question number: 1085

» Biology » Control and Coordination

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MCQ▾

Question

Which statement about the human brain is incorrect?

Choices

Choice (4) Response

a.

The hindbrain can be divided into 3 parts; medulla oblongata, pons and cerebellum.

b.

Forebrain is responsible for receiving and processing sensory information.

c.

Cerebrum is to control muscular movements for balance and posture.

d.

The upper part of the midbrain is called optic tectum.

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