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coordination and response igcse

Authored by Emma Thompson

Biology

10th Grade

NGSS covered

Used 26+ times

coordination and response igcse
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31 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which type of cells do all sense organs contain?

ciliated

effector

mesophyll

receptor

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows a section through part of the human eye.

When a person looks at an object which is close to their eye, which of the following takes place?

suspensory ligaments slacken; lens becomes fatter

suspensory ligaments slacken; lens becomes thinner

suspensory ligaments tighten; lens becomes fatter

suspensory ligaments tighten; lens becomes thinner

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A bright light suddenly shines into a person’s eyes.

What happens?

The lenses become more concave.

The lenses become more convex.

The pupils become larger.

The pupils become smaller.

Tags

NGSS.HS-LS1-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When a person is frightened, adrenalin is released by the adrenal glands.

What are the effects of the adrenalin?

breathing rate decreased; heart beat rate decreased

breathing rate decreased; heart beat rate increased

breathing rate increased; heart beat rate decreased

breathing rate increased; heart beat rate increased

Tags

NGSS.HS-LS1-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows the human nervous system.

Which letter indicates a part of the central nervous system?

A

B

C

D

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows the muscles which control the size of the pupil in an eye.

How do the muscles make the pupil larger?

circular muscles contract; radial muscles contract.

circular muscles contract; radial muscles relax.

circular muscles relax; radial muscles contract.

circular muscles relax; radial muscles relax.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which list describes the correct sequence of a simple reflex arc?

A receptor, relay neurone, motor neurone, sensory neurone, effector

B receptor, relay neurone, sensory neurone, motor neurone, effector

C receptor, sensory neurone, motor neurone, relay neurone, effector

D receptor, sensory neurone, relay neurone, motor neurone, effector

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