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B7: Quiz 11
B7: Quiz 11
1)
a) Define biodiversity.
b) Give 2 reasons why biodiversity is important.
2) Give the two reasons why humans are using more resources.
3) Without looking at the questions below, give 2 ways that humans are decreasing biodiversity.
4) Give an example of a habitat that is being cleared.
5)
a) Why does the overfishing of one type of fish affect the whole ecosystem?
b) Some animals are hunted for food – for example, we hunt fish to eat. Give another reason why some animals are hunted?
6) Human activity can release many gases and substances into the atmosphere. Give 2 effects that these gases/ substances cause and name the gases/ substances.
7) Give the 3 benefits of recycling.
8) Give 2 different ways that rivers and lakes can be polluted.
a) Define biodiversity.
b) Give 2 reasons why biodiversity is important.
2) Give the two reasons why humans are using more resources.
3) Without looking at the questions below, give 2 ways that humans are decreasing biodiversity.
4) Give an example of a habitat that is being cleared.
5)
a) Why does the overfishing of one type of fish affect the whole ecosystem?
b) Some animals are hunted for food – for example, we hunt fish to eat. Give another reason why some animals are hunted?
6) Human activity can release many gases and substances into the atmosphere. Give 2 effects that these gases/ substances cause and name the gases/ substances.
7) Give the 3 benefits of recycling.
8) Give 2 different ways that rivers and lakes can be polluted.