Ques and Ans: What is considered to be part of macroevolution?
Options:
- (A) Man
- (B) genus
- (C) pollen
- (D) Birds
- (E) legumes
- (F) power
- (G) embryos
- (H) animals
(B)
Logic for the answer: Macroevolution occurs over geologic time above the level of the species. Species is a property of genus, genus is a property of family, etc. Macroevolution occurs over geologic time at the level of genus or above.

Ques and Ans: Which animal has a backbone?
Options:
- (A) camels
- (B) snail
- (C) bats
- (D) cricket
- (E) a fish
- (F) bird
- (G) koalas
- (H) octopus
(F)
Logic for the answer: Birds are endothermic tetrapod vertebrates. Animals with backbones are called vertebrates. All birds have backbones.

Ques and Ans: Playing is one way organisms that have ingestive metabolism learn how to what?
Options:
- (A) propagate
- (B) instinct
- (C) grow
- (D) nutrients
- (E) die
- (F) behave
- (G) survive
- (H) Grow well
(F)
Logic for the answer: Playing is one way mammals and other animals learn how to behave. Animals are organisms that have ingestive metabolism. Playing is one way organisms that have ingestive metabolism learn how to behave.

Ques and Ans: Some touch receptors sense a difference in pain or what?
Options:
- (A) heat
- (B) cold
- (C) skin
- (D) nerves
- (E) color
- (F) contact
- (G) smell
- (H) motion
(A)
Logic for the answer:
Some touch receptors sense differences in temperature or pain. Heat and temperature are the same. Some touch receptors sense differences in heat or pain.