Life Science Test Ch 12 Review

A diploid cell that results from fertilization is called a

• gamete

• sperm

• yolk

• zygote

Animals that lay eggs use which kind of development?

• external

• internal

• metamorphosis

• placental

When an insect molts repeatedly during its life and each time looks almost the same as it looked before, the insect is undergoing _____.

• complete metamorphosis

• compound metamorphosis

• incomplete metamorphosis

• incubation

A bird building a nest in the spring is an example of ___.

• imprinting

• an instinct

• a learned behavior

• a reflex

The first night that a raccoons raided the garbage cans, it took them twenty minutes to get the cans open. Now they can do the job in seconds. This achievement is an example of _____.

• an instinct

• a learned behavior

• pheromones

• a reflex

Chemicals that are released by animals and that affect other animals of the same species are called

• bioluminescence

• reflexes

• hormones

• pheromones

A pecking order demonstrates a type of

• courtship

• dominance

• territory

• none of the above

External fertilization occurs when gametes unite

• during incubation

• inside the egg

• outside the female's body

• inside the female's body

External fertilization must occur

• in a water-submerged environment

• inside the female

• inside the male

• in a high temperature environment

mammals that develop internally grow in the organ called

• egg

• ovary

• pupa

• uterus