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Q 1/19
Score 0
Which of the following statements about biodiversity is TRUE?
120
More biodiversity->Better chance for an ecosystem to sustain life.
More biodiversity->Less species in an ecosystem.
More biodiversity->Less chance for an ecosystem to sustain itself.
More biodiversity->More pollution in an ecosystem.
Q 2/19
Score 0
A community of all the living and nonliving things that live and interact in a particular area known as a(n)
120
niche
ecosystem
species
food web
19 questions
Q.
Which of the following statements about biodiversity is TRUE?
1
120 sec
Q.
A community of all the living and nonliving things that live and interact in a particular area known as a(n)
2
120 sec
Q.
Which of the following is NOT an abiotic factor that influences an ecosystem?
3
120 sec
Q.
Which organism would most likely be adapted for life in a desert?
4
120 sec
Q.
Biodiversity is the:
5
120 sec
Q.
The role or roles that an animal fills in a community is called a
6
120 sec
Q.
Using chemicals to treat crops can lead to bioaccumulation. This is when the levels of these chemicals build up in a food chain, which has a disastrous affect on the...
7
120 sec
Q.
Eutrophication is when fertilisers leech into waterways, causing algal bloom. This is a problem because...
8
120 sec
Q.
Which gas causes acid rain?
9
120 sec
Q.
Smog and smoke pollution can cause...
10
120 sec
Q.
Deforestation is a problem. What is meant by 'slash-and-burn'?
11
120 sec
Q.
Cutting down trees causes?
12
120 sec
Q.
Deforestation means...
13
120 sec
Q.
Peat bogs act as a major carbon store. why do we destroy peat bogs?
14
120 sec
Q.
What is meant by the greenhouse effect?
15
120 sec
Q.
Rising sea levels due to global warming will cause...
16
120 sec
Q.
Which one of the following can restore an endangered species to a sustainable population?
17
120 sec
Q.
Field margins and hedgerows are good for the countryside as they...
