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Biodiversity
Test Description: Biodiversity
Instructions: Answer all questions to get your test result.
1) A desired outcome derived from an understanding of ecology would be
A
a decrease in disruptions of existing wildlife habitats
B
an increase in world human population
C
the elimination of most predatory species
D
an increase in the amount of industrialization
2) The survival of many plants and animals has been aided most by
A
development of research aimed toward the preservation of endangered species
B
heavy use of pesticides to kill all of the insect pests that compete with humans for food sources
C
increasing the height of industrial smokestacks to spread air pollutants away from the immediate area
D
reduction in the number of restrictive pollution control laws
3) An insecticide stays in the fat of animals and is transferred through food chains. Its concentration increases through the food chain. Which organism would have the most insecticide?
A
owl ( predator)
B
corn (producer)
C
field mouse (consumer)
D
rabbit (herbivore)
4) Which action that humans have taken in attempting to solve an ecological problem has had the most negative effect?
A
applying scientific farming techniques to oceans
B
developing new techniques for the disposal of sewage
C
producing stronger and more effective pesticides
D
seeking better means of birth control in the human population
5) Today's lifestyles have led to increased demands for disposable products. The packaging of these products has caused problems with
A
use of nuclear fuels
B
solid waste disposal
C
food web contamination
D
atmospheric depletion
6) Japanese beetles, a major insect pest in the US, do little damage in Japan because they
A
are kept in check by pesticide sprays
B
are kept in check by natural enemies
C
hibernate during the winter
D
have adapted to the environment
7) Some modern agricultural methods have created serious insect problems because these methods
A
provide concentrated areas of food for insects
B
grow crops in areas where formerly only insects could live
C
aid in the absorption of water
D
increase soil loss
8) The decline and extinction of many predatory animal species is most probably the result of
A
the disruption of natural food chains
B
an overabundance of prey species
C
the introduction of a new species of animal into the area
D
the decreased use of chemical pesticides
9) Gypsy moths were accidentally introduced into North America. The most probable reason these insects have become serious pests is that they
A
are affected by natural controls and feed on plants
B
have few natural enemies and reproduce successfully
C
were bred by research scientists and are resistant to all pesticides
D
are protected by environmental laws
10) The number of individuals that can be supported in an area is called
A
deforestation
B
direct harvesting
C
energy flow
D
carrying capacity
11) Which of these resources is renewable?
A
Natural Gas
B
Coal
C
Wood
D
Oil
12) The destruction or removal of species from their habitats is known as
A
depletion
B
deforestation
C
pollution
D
direct harvesting
13) Which of the following will lower the use of nonrenewable resources?
A
fur, wood, paper
B
metal, wood, fur
C
clothing, makeup, glass
D
metal, glass, paper
14) Which group contains greenhouse gases?
A
carbon dioxide, methane, water vapor
B
water vapor, carbon dioxide, nitrogen
C
oxygen, methane, water vapor
D
nitrogen, oxygen, methane
15) Plants help maintain atmosphere quality by
A
causing global warming
B
making holes in the ozone layer
C
storing carbon dioxide
D
storing oxygen
16) For every environmental problem, people must assess the costs and benefits. These are called
A
arguments
B
resources
C
choices
D
trade offs
17) To reduce greenhouse gas emissions, humans should
A
carpool
B
use more electricity
C
throw out more garbage
D
drive more
*select an answer for all questions
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