Conservation

Question 1

Pollution

Answer 1

Is adding unwanted wastes to the environment causing damage to it, if a poisonous waste builds up it may kill a certain plant or animal, eve seen that all plants and animals are part of a food chain, the balance of nature can be damaged if one organism is damaged it can be harmful to many other plants and animals

Question 2

Air pollution

Answer 2

Caused by smoke, dust and harmful gases - most of these come from cars, buses, factories and power stations

Question 3

Fossil fuels

Answer 3

When these are burned they produce gases called carbon dioxide and sulfur dioxide, these dissolve in rainwater to form carbonic acid and sulfuric acid, this acid rain damages plants and buildings

Question 4

Soil pollution

Answer 4

Caused by pesticides, artificial fertilisers and acid rain

Question 5

Water pollution

Answer 5

Rivers, lakes and seas are polluted by fertilisers, sewage, oil and detergents, causing too much plant growth, bacteria populations boom as they feed on dead plants and no oxygen is left for fish

Question 6

Incineration

Answer 6

Burning the waste, this can release dangerous gases into the atmosphere, difficulties with location nobody wants to live near an incinerator

Question 7

Landfill

Answer 7

Burying the waste in the ground - damages soil, rivers and ground water, attracts rodents, disease causing, bad smell, difficulties as nobody wants to live near landfill sites

Question 8

3 R’s

Answer 8

Reduce, Reuse, Recycle to make sure that we do not damage our environment and that future generations will have a nice place to live

Question 9

Reduce

Answer 9

Use your own bag, do not pick the items with extra packaging (use less extra packaging

Question 10

Recycling

Answer 10

Paper, glass, some metals and some plastics can be processed and reused