Human impact on the environment
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What is population explosion? | A dramatic increase in the growth of a population
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Name 4 factors that have caused the world population explosion? | Better healthcare
Not many natural predators
Perfect world climate
Diet aand nutrition
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Name 3 problems the world population create? | Less food to go around
More carbon dioxide being produced
More trees needing to be cut down to make space for humans
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List 3 techniques used in intensive farming? | Competing plants are removed
herbivorous animals are removed
Animals are kept inside
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What are herbicides used for? | They are used to kill any unwanted plants
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What effect do herbicides have on biodiversity? | They reduce the biodiversity
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What are the two effects on a plant using pesticides? | The plants are less damaged
They photosynthesise more
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What are the disadvantages of pesticides? | They will kill animals that eat the crops
When it rains the pesticide runs into rivers/lakes
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What does battery farming mean? | This is when animals are kept inside
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Give an example of an animal that is battery farmed | Chicken
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Created by:
jaashley
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