Any practice that removes pest's breeding or overwintering sites by removing crop leaves and stems, destroying alternate hosts, or pruning infested plant parts is known as

Any practice that removes pest's breeding or overwintering sites by removing crop leaves and stems, destroying alternate hosts, or pruning infested plant parts is known as 

a. trap cropping
b. clean culture
c. eradication
d. biological control


Answer: b. clean culture

Environmental contamination by agrichemicals can be decreased through several management practices, including

Environmental contamination by agrichemicals can be decreased through several management practices, including

a. proper mixing
b. proper application
c. proper storage and disposal
d. all of the above


Answer: d. all of the above

Surveys have shown that more than _________ percent of U.S. counties have potential groundwater contamination from agrichemicals.

Surveys have shown that more than _________ percent of U.S. counties have potential groundwater contamination from agrichemicals.

a. 10
b. 20
c. 25
d. 50


Answer: d. 50

The success of insects in terms of numbers and species is attributed to several characteristics, including their anatomy, development diversity, and

The success of insects in terms of numbers and species is attributed to several characteristics, including their anatomy, development diversity, and 

a. quick reflexes
b. reproductive potential
c. exoskeletons
d. their heads, thoraxes, and abdomens


Answer: b. reproductive potential

Perennial weeds are capable of reproducing vegetatively by using

Perennial weeds are capable of reproducing vegetatively by using 

a. rhizomes
b. stolons
c. an extensive rootstock
d. all of the above


Answer: d. all of the above

The control method that makes use of mature insects that have been exposed to radiation to cause sterility is called

The control method that makes use of mature insects that have been exposed to radiation to cause sterility is called 

a. chemical control
b. insects control using sterile male insects
c. genetic control
d. regulatory control


Answer: b. insect control using sterile male insects

An organism with six legs and three body segments is

An organism with six legs and three body segments is 

a. an insect
b. an arachnid
c. a vector
d. a nematode


Answer: a. an insect