ENT 201 Quizzes with 100% Correct
Answers
The Cornell University website listed three types of natural enemies of insects (species
of living organisms that attack pests). If predators and parasitoids are two of the three,
what is the third kind of natural enemy of insects called? - Answer- Pathogens
The following statement describes which type of natural enemy? "The immature stage
develops in or on a single host, ultimately killing the host. Adults are free-living." -
Answer- Parasitoid
The exact number of insect species cannot be known but the "best guess" is that there
are approximately how many known species of insects in the world? - Answer- 1 million
What is the name for the branch of science devoted to studying insects? - Answer-
Entomology
True or False: Decomposition of dead plants and animals by insects is essential for the
food webs of the world. - Answer- True
Do you understand and accept that this and all future ENT 201 tests are to be taken
without the aid of books, notes, open Web sites, or any other assistance, including
collaboration and sharing of questions or answers with other students? Will you honor
this arrangement? - Answer- Yes
Human beings have described many of the animals they have encountered on earth.
Roughly what portion of the animals that have been described are insects? - Answer-
80%
In which of these locations are you least likely to find any insects? - Answer- Oceans
Which of the following is NOT a generalized activity of insects that makes them "pests"
in the view of people as defined in your reading assignment? - Answer- Eating other
insects and mites
Insects can be called six-legged guinea pigs because they are commonly used in
laboratories to study biological problems. Besides the fact that no one cares too much
about the welfare of insects, what is one other reason they are commonly used in
laboratory studies? - Answer- They are small and don't take up much room and they
reproduce quickly
Answers
The Cornell University website listed three types of natural enemies of insects (species
of living organisms that attack pests). If predators and parasitoids are two of the three,
what is the third kind of natural enemy of insects called? - Answer- Pathogens
The following statement describes which type of natural enemy? "The immature stage
develops in or on a single host, ultimately killing the host. Adults are free-living." -
Answer- Parasitoid
The exact number of insect species cannot be known but the "best guess" is that there
are approximately how many known species of insects in the world? - Answer- 1 million
What is the name for the branch of science devoted to studying insects? - Answer-
Entomology
True or False: Decomposition of dead plants and animals by insects is essential for the
food webs of the world. - Answer- True
Do you understand and accept that this and all future ENT 201 tests are to be taken
without the aid of books, notes, open Web sites, or any other assistance, including
collaboration and sharing of questions or answers with other students? Will you honor
this arrangement? - Answer- Yes
Human beings have described many of the animals they have encountered on earth.
Roughly what portion of the animals that have been described are insects? - Answer-
80%
In which of these locations are you least likely to find any insects? - Answer- Oceans
Which of the following is NOT a generalized activity of insects that makes them "pests"
in the view of people as defined in your reading assignment? - Answer- Eating other
insects and mites
Insects can be called six-legged guinea pigs because they are commonly used in
laboratories to study biological problems. Besides the fact that no one cares too much
about the welfare of insects, what is one other reason they are commonly used in
laboratory studies? - Answer- They are small and don't take up much room and they
reproduce quickly