All parasites live in or on host organisms

All parasites kill their hosts

All parasites need mosquitoes to move from one host to the next

They make crickets move erratically

They make crickets move close to water

All of the above

Uninfected and infected rats both prefer hiding places with cat urine

Uninfected and infected rats both prefer hiding places with rabbit urine

Uninfected rats prefer hiding places with rabbit urine, while infected rats prefer hiding places with cat urine

False; these symptoms help the host get rid of the virus

True; the saliva will contaminate the environment, from which other hosts become infected

True; these symptoms make the host likely to bite another host and thereby transmit the virus

One-third

More than one-half

Nearly all of them