Quiz
AQA GCSE Biology Unit 3.4
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Questions in this quiz (20)
1True or false? In 2010, the world population was estimated to be around 7 billion.
- ATrue
- BFalse
2Which of these factors can explain the human population growth?
- AHigher breeding rate
- BAgricultural developments
- CMedicines to cure disease
- DLower crime figures
- ELack of natural predators
3Why do heavy metal ions present such a danger to the land?
- AThe poisons may accumulate up the food chain
- BThe poisons kill many weeds growing on the land
- CThe poisons make agricultural land infertile
4What is eutrophication?
- AAn old-fashioned term for natural selection
- BThe "killing" of rivers and lakes through excessive algal blooms and increased bacterial presence denying organisms of oxygen
- CThe cleaning up of rivers and lakes through the removal of fertilisers
5Which air pollutants cause acid rain?
- ACarbon dioxide
- BSulphur dioxide
- CNitrogen oxides
- DLead oxide
- ECarbon monoxide
6What type of air pollution are particulates responsible for?
- AGlobal warming
- BAcid rain
- CGlobal dimming
7True or false? The slash-and-burn process is often associated with peat bog destruction.
- ATrue
- BFalse
8Which processes contribute greatly to excessive methane levels in the atmosphere?
- ADeforestation
- BRice farming in paddy fields
- CCattle farming
- DPeat bog destruction
9True or false? Plants and water sequester carbon dioxide.
- ATrue
- BFalse
10True or false? The presence of any kind of greenhouse effect has negative impact on the environment.
- ATrue
- BFalse
11Which chemical is used as a biofuel to replace petrol?
- AEthanol
- BToluene
- CButyric acid
12What type of process is using biofuels as a fuel source?
- ACarbon-positive
- BCarbon-neutral
- CCarbon-negative
13True or false? Biogas production is dependent on the anaerobic fermentation of waste.
- ATrue
- BFalse
14What is the main, inflammable, component of biogas?
- AHydrogen
- BHydrogen sulphide
- CWater vapour
- DCarbon dioxide
- EMethane
15True or false? It is more energy-efficient for humans to eat meat than it is to eat plants.
- ATrue
- BFalse
16Which of these processes are typical in factory farming?
- AAllowing animals to move around
- BKeeping animals physically restrained in small sheds
- CKeeping animals outdoors
- DKeeping animals in warm sheds
17True or false? Fishing quotas can be ineffective as fisherman throw back dead fish that they are not allowed to catch.
- ATrue
- BFalse
18Which fungus produces mycoprotein (Quorn)?
- AFusarium
- BPenicillium
- CAspergillus
19True or false? Dams have no negative environmental impact.
- ATrue
- BFalse
20True or false? In 2009, there was a scandal when some British scientists hid data that did not support the theory of global warming.
- ATrue
- BFalse
Information
- Description
- Twenty question for the fourth section of Unit 3 in AQA GCSE Biology: How humans can affect the environment.
- Author
- Matthew T
- Language
- English
- Views
- 272
- History
- Created on 11 May 2014 · updated on 6 Apr 2018
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