question: What are beaks adapted to?
Options:
- (A) principals of aerodynamics
- (B) it keeps an organism warm
- (C) Animal survival
- (D) the environment
- (E) the color of the feathers
- (F) how the bird flies
- (G) food that is scavenged
- (H) the call the bird makes
answer: Bird beaks are generally adapted for the food they eat. Birds eat food that they scavenge. Beaks are adapted for food that is scavenged.
The answer is (G)

question: Evaporation of sweat uses what from the body?
Options:
- (A) expelled
- (B) Positive charges
- (C) all liquids
- (D) properties
- (E) Something to move
- (F) water vapor
- (G) kinetic energy
- (H) Cooling vapors
answer: Evaporation of sweat uses energy, and the energy comes from body heat. Kinetic energy comes from heat. Evaporation of sweat uses kinetic energy from the body.
The answer is (G)

question: What is necessary for a growing child?
Options:
- (A) four limbs
- (B) stamina
- (C) hydration
- (D) food
- (E) pets
- (F) minerals
- (G) plastics
- (H) a measuring stick
answer: Minerals are chemical elements that are essential for body processes. Children's bodies are in a developing process. Minerals are necessary for children's growths.
The answer is (F)

question: An earthworm is an important
Options:
- (A) allow growth
- (B) cleaner for earth
- (C) Plant reproduction
- (D) more abundant
- (E) parasite
- (F) Something that makes plants green
- (G) predator
- (H) deposit feeder for earth
answer:
Earthworms are important deposit feeders that help form and enrich soil. Earth stands for soil, dust or ground. Earthworms are important deposit feeders that help form and enrich earth.
The answer is (H)