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Y11 PCD Revision Lesson Apr 2021

Authored by Antony Parish

Science

8th - 10th Grade

Used 1+ times

Y11 PCD Revision Lesson Apr 2021
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30 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The central nervous system in humans is made up from what?

Only the spinal cord
Only the brain
Both the spinal cord and the brain
The spinal chord, brain and relay neurones

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following statements about insulin is correct?

Insulin is secreted by the liver and transported to the pancreas where it changes sugar into starch
Insulin is a catalyst that destroys glucose in the blood
Insulin is a hormone that helps to regulate the water content of the blood
Insulin is secreted by the pancreas and it stimulates cells in the liver to convert glucose into glycogen

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The main method of controlling the amount of water in the body is via the kidneys. How does this happen?

A hormone is used to send a message to the kidney to excrete more water
Nerve impulses from the brain are used to send a message to the kidney to excrete more water
Both of the above
No message is needed, it will happen automatically

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which two natural processes return carbon dioxide to the air?

Photosynthesis and respiration
Respiration and decomposition
Digestion and eating
Using nuclear fuels

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How is carbon in plants passed on to the rest of the cycle?

Only death and decay
Only by being eaten
Through food webs
By forming coal

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What process takes carbon dioxide from the air and makes it available to land living animals?

Photosynthesis
Respiration
Lightning strikes
Burning fossil fuels

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following elements is not found in CaHCO<sub>3</sub>?

Calcium
Carbon
Cobalt
Oxygen

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