Fact 1: All plants have a characteristic life cycle that includes alternation of generations. Fact 2: All ferns are shade plants. Given the two facts above, what has a characteristic life cycle that includes alternation of generations?

OPTIONS:
- humans
- leaves
- Oak
- dogs
- Trees
- cacti
- amoeba
- ferns

Answer: ferns

Fact 1: Mammals can also generate little bursts of heat by shivering. Fact 2: All humans are mammals. Given the two facts above, what can generate little bursts of heat by shivering?

OPTIONS:
- rabbit
- goats
- bears
- humans
- clouds
- trees
- animals
- the sun

Answer: humans

Fact 1: Playing is just one of many ways that mammals and other animals learn how to behave. Fact 2: Mammals include dogs, cats, and horses. Given the two facts above, what uses play as a way to learn how to behave?

OPTIONS:
- koalas
- bears
- dogs
- clouds
- humans
- otters
- plants
- theater

Answer: dogs

Fact 1: Courtship is behavior that is intended to attract a mate. Fact 2: Moose courtship begins in autumn. Given the two facts above, when do moose begin to attract mates?

OPTIONS:
- heat or cold
- in autumn
- colors
- Change colors
- it needs them
- adding heat
- Winter
- competition

Answer:
in autumn