Fact 1: Sweat wets the skin, and when it evaporates, it cools the body. Fact 2: Normally, the body cools itself by sweating. Given the two facts above, the body cools itself when wetness evaporates from what?
OPTIONS:
- skin
- H 2 O
- CO 2
- eyes
- follicles
- H20
- hair
- heat

Answer: skin

Fact 1: Aggression is behavior that is intended to cause harm or pain. Fact 2: Also, pain is an excellent deterrent. Given the two facts above, what can be a deterrent?
OPTIONS:
- sunlight
- fur seals
- crocodiles
- change
- tail fins
- aggression
- herbicide
- hope

Answer: aggression

Fact 1: Population size influences the chances of a species surviving. Fact 2: Survival is to live, to live means hope. Given the two facts above, what does population size influence on a species?
OPTIONS:
- Quality of life
- their migration pattern
- their home
- characteristics
- Plant reproduction
- their chance of living
- their food preference
- metabolic reaction

Answer:
their chance of living