Question: Fact 1: Some parasites kill their host, but most do not. Fact 2: Everyone who died in the war was killed by the Americans. Given the two facts above, some parasites, though rarely, make what die?
OPTIONS:
- animals
- insects
- viruses
- bacteria
- other parasites
- honeybees
- chickens
- their hosts
Answer: their hosts

Question: Fact 1: Poison causes harm to living things. Fact 2: Toxins or poisons are a stress. Given the two facts above, _causes harm to living things?
OPTIONS:
- Nematoda
- organisms
- stress
- pesticide
- nutrients
- stimuli
- animals
- moisture
Answer: stress

Question: Fact 1: Some insects can use their antennae to detect sound. Fact 2: When ears detect the vibrating air, signals are sent to the brain that are interpreted as sounds. Given the two facts above, some insets can use their antennae to detect what?
OPTIONS:
- light waves
- photons
- Electrical energy
- vibrating air
- new lands
- water sources
- bending light rays
- electricity
Answer:
vibrating air