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