Science Test Chapter 3

What do insects use to get oxygen?

Spiracles

What is the advantage of seeds spreading over a wide area?

They may have less competition for resources

How many stages are in complete metamorphosis?

4- egg, larva, pupa, adult

What are the stages of incomplete metamorphosis?

egg, nymph, adult

What is the change in a gene called?

mutation

Which statement is true about succession?

It follows change

Which is an example of a behavioral adaptation?

A robin buids a nest out of sticks and dry grass

What kind of adaptation are finches’ beaks?

Structural adaptation

How do frogs breathe as tadpoles vs adults?

Tadpoles breathe with gills in water. Adult frogs breathe with lungs also through their skin

What structural adaptation help adult frogs survive?

Frogs have strong hind legs for jumping, webbed feet for swimming, and camouflage skin to hide from predators

Exoskelton

A hard skeleton on the outside of the body of some animals

Metamorphosis

The process of an animal changing form during its life cycle

Extinct Species

A species that has no more members of its kind alive.

Adaption

A charateristic that increases an organism’s ability to survive and reproduce in its environment