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Worksheets

Pollution

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

Which from the options below is not an effect of acid rain?

a)

Soil becoming too acidic that crops could not be grown.

b)

Statues made of limestone can erode.

c)

Concrete in houses can erode.

d)

Trees’ leaves becomes damaged and they are unable to photosynthesise

e)

Lakes become too acidic, aquatic animals die.

2.

Climate change causes the temperature of air to increase. This leads to the melting of the Polar (a)   .

3.

Which of these are greenhouse gases?

a)

Carbon monoxide

b)

Sulfur dioxide

c)

Carbon dioxide

d)

Water vapour

e)

Methane

4.

(a)   dissolved in rainwater can cause acid rain

5.

List down three ways of producing energy without producing sulfur dioxide

4 lines
6.

What are the sources of methane

a)

Burning of fossil fuels

b)

Farming activities

c)

Decaying rubbish sites

d)

Factories

7.

How does the increase of greenhouse gases concentration lead to climate change?

a)

They will reflect more infrared radiation back to the earth, making the atmosphere warmer.

b)

They will absorb the radiation from the Sun and the heat energy is radiated from the particles of green house gases.

c)

The earth’s atmophere will be filled with greenhouse gases and the radiation from the sun has no space to be reflected and escaped from the earth.

8.

Which of the following are examples of birth control hormones

a)

Testerone

b)

Oestrogen

c)

ADH

d)

Progesterone

e)

Adrenaline

9.

Feminisation of male fish decrease fish population and disrupt the ecosystem as male fish become (a)   .

10.

Which is the correct definition of feminisation

a)

When follicles develop.

b)

When egg cells in ovaries develop.

c)

When male fish grow egg cells in their testes.

d)

When egg cells gets release.

e)

When female fish grows egg cells in their ovaries.

11.

In your humble opinion, What measures is the best to reduce sulfur dioxide pollution?

a)

Use coal that contains less sulfur.

b)

Use renewable energy.

c)

Wash coal to remove some of the sulfur.

d)

Change the way coal is burned.

12.

Excreted oestrogens are also known as?

a)

Endocrine disrupting chemicals

b)

Endocrine enhancing chemicals

c)

Oestrogen enhancing chemicals

d)

Oestrogen disrupting chemicals

13.

Exposure to unmetabolised birth control hormones and endocrine disruption can lead to (a)   in male fish and other aquatic organisms.

14.

Exposure to unmetabolised birth control hormones can damage which organ in aquatic life?

a)

Liver

b)

Lungs

c)

Heart

d)

Stomach

e)

Pancreas

15.

What life processes can unmetabolised birth control hormones delay in female fish?

a)

Sensitivity

b)

Reproduction

c)

Digestion

d)

Excretion

16.

Excreted unmetabolised birth control hormones pollute water ways by first contaminating?

a)

Sea

b)

River

c)

Sewage effluent

17.

How does unmetabolised oestrogen found in drinking water effect men’s sperm?

a)

Impair sperm quality

b)

Increase sperm count

c)

Reduce sperm count

d)

Enhance sperm quality

e)

Kill all sperms

18.

Are you aware that even termites give off methane when digesting food, by fermentation in the gut? Yes similar to cattles(cows).

a)

Now I know!

b)

No I did not but thanks for the fact.

c)

I’m smart so yes.

d)

That’s cool.

e)

Nice.

19.

Percentage of carbon dioxide in the atmosphere?

a)

0.04%

b)

0.025%

c)

0.4%

d)

0.05

20.

Which other processes below other than respiration and burning fossil fuels add carbon dioxide into the atmosphere?

a)

Warming of the water in the ocean.

b)

Incomplete combustion of hydrocarbons.

c)

Thermal decomposition of limestone.

d)

Bacterial decomposition of dead plants and animals.

e)

Gases leaving catalytic converters.

21.

Which of the following is the compostion of clean dry air?

a)

Approx 0.04% Carbon dioxide, 78% Nitrogen, 21% Oxygen, 1% Argon and some other nobel gases.

b)

Approx 0.02% Carbon dioxide, 76% Nitrogen, 23% Oxygen, 1% Argon and some other nobel gases.

c)

Approx 0.04% Carbon dioxide, 78% Nitrogen, 22% Oxygen, 2% Argon and some other nobel gases.

d)

Approx 0.04% Carbon dioxide, 77% Nitrogen, 21% Oxygen, 1% Argon and 1% of other Nobel gases.

22.

(a)   dissolved in rainwater can cause acid rain

23.

How does the increase of greenhouse gases concentration lead to climate change?

a)

They will reflect more infrared radiation back to the earth, making the atmosphere warmer.

b)

They will absorb the radiation from the Sun and the heat energy is radiated from the particles of green house gases.

c)

The earth’s atmophere will be filled with greenhouse gases and the radiation from the sun has no space to be reflected and escaped from the earth.

24.

What life processes can unmetabolised birth control hormones delay in female fish?

a)

Sensitivity

b)

Reproduction

c)

Digestion

d)

Excretion