Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
Ch 6 Man and the environment [062001] What is conservation? (1) To protect the resources left in the environment. (2) To use the resources in a sensible way. (3) To replace the scarce resources with non-renewable ones. A (1) only B (1) and (2) only C (1) and (3) only D (1), (2) and (3) B [062002] Incomplete combustion of fossil fuels pollutes the environment by producing A carbon. B carbon monoxide. C carbon dioxide. D sulphur dioxide. B [062003] Which of the following gas pollutants cause(s) acid rain? A Carbon dioxide B Nitrogen dioxide C Sulphur dioxide D All of the above D [062004] Depletion of atmospheric ozone increases the risk of A lung cancer. B skin cancer. C asthma. D bronchitis. B
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062005] Which of the following are common pollutants from industrial wastes? (1) Chemicals (2) Soluble heavy metal compounds (3) Oil products (4) Hot water A (1) and (2) only B (1), (2) and (3) only C (2), (3) and (4) only D (1), (2), (3) and (4) D [062006] Which of the following are the harmful effects of deforestation on the environment? (1) Destruction of natural habitats in the forest (2) Soil erosion (3) Increase in the concentration of atmospheric carbon dioxide (4) Loss of species A (1) and (2) only B (1) and (3) only C (1), (2) and (3) only D (1), (2), (3) and (4) D [062007] Which of the following is a non-renewable resource? (1) Crude oil (2) Timber (3) Fish A (1) only B (1) an (2) only C (2) and (3) only D (1), (2) and (3) A
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062008] Which of the following substances are recycled in Hong Kong? (1) Wood (2) Metal cans (3) Paper A (1) and (2) only B (1) and (3) only C (2) and (3) only D (1), (2) and (3) C [062009] Environmental development is one of the aspects of sustainable development. Which of the following is not the area worked on in Hong Kong? A Biodiversity B Population mobility C Waste treatment D Land resources B [062010] Which of the following activities will lead to a reduction in biodiversity? (1) Deforestation (2) Hunting for animal parts (3) Polluting the sea A (1) and (2) only B (1) and (3) only C (2) and (3) only D (1), (2) and (3) D
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062101] Which of the following pollutants can be found in the exhaust fumes from vehicles burning fossil fuels? (1) Nitrogen dioxide (2) CFCs (3) Lead particles A (1) and (2) only B (1) and (3) only C (2) and (4) only D (1), (2) and (3) B [062102] Which of the following pollutants is most likely to affect organism X in the photograph below?
organism X
A B C D
Sewage Detergents CFCs Exhaust fumes
D
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062103] The greenhouse effect is defined as A the increase in atmospheric temperature due to the trapping of the geothermal energy. B the increase in atmospheric temperature due to the trapping of the greenhouse gases. C the increase in atmospheric temperature due to the trapping of the sun radiation. D the decrease in atmospheric temperature due to the thinning of the ozone layer. C [062104] The Sahara Desert was once full of living organisms thousands of years ago. Which of the following was probably not the cause for the loss of species? A Air pollution B Soil erosion C Destruction of natural habitats D Over-exploitation A [062105] Which of the following is not a consequence of algal blooms? A Dissolved oxygen in the water is depleted by the algae during daytime. B The algae block the gills of fish, causing them to die of suffocation. C Some algae may produce substances toxic to other aquatic organisms. D The algae reduce sunlight penetration into the water. A
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062106] When there is a red tide, fish farmers may stop feeding their fish so as to (1) reduce the growth of the algae. (2) reduce the oxygen requirement of the fish. (3) prevent the fish from eating too much algae and fish feed at the same time. A (1) only B (2) only C (3) only D (2) and (3) only B [062107] Industrial waste is discharged from an electroplating factory built at the upper river as shown in the diagram below.
Which of the following substances are most likely to be found in fish living in the lower river? (1) Crude oil (2) Lead ions (3) Cyanides A (1) and (2) only B (1) and (3) only C (2) and (3) only Oxford University Press 2005
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
D
Chapter 6 MC Questions
(1), (2) and (3)
C [062108] Which of the following waste can be put into the recycling bins below for recycling?
A B C D
Mobile phone battery Plastic foam container Glass bottle Newspaper
D [062109] Which of the following statements about sustainable development is incorrect? A In the concept of sustainable development, environmental protection outweighs economic and social developments. B Sustainable development considers the interests of both the present and future generations. C Practising sustainable development may result in more efficient land use. D In the long run, practising sustainable development ensures the competitiveness of Hong Kong. A
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Certificate Biology − New Mastering Basic Concepts Question Bank V2.0
Chapter 6 MC Questions
[062110] Which of the following processes is carried out in the aeration tank of a sewage treatment plant? A Sedimentation B Filtration C Decomposition D Fermentation C
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