Chapter 3 Lesson 1.1 Environment and Change Over Time

The fossil record provides evidence that species have ______ over time.

• remained the same

• changed

• disappeared

• multiplied

In science, what does the term 'tissue' refer to?

• A) A piece of soft, absorbent paper

• B) Similar cells that work together and perform a function

• C) A type of fossil

• D) A type of rock

Fill in the blank: In common use, 'tissue' refers to a piece of soft, _______ paper.

• absorbent

• hard

• colorful

• transparent

What remains of a dead animal are most likely to become fossils?

• Soft tissues

• Hard parts like bones, shells, and teeth

• Entire body

• Only the skin.

Under what conditions do the hard parts of dead animals become fossils?

• Common conditions

• Rare conditions

• Any conditions

• Only in water.

In the process of mineralization, rock-forming minerals in water fill the small spaces in the tissue of these pieces of petrified wood. This process can preserve the _______ of an organism.

• External structures

• Internal structures

• Color

• Size

A ______ is a fossil copy of an organism in a rock.

• mold

• cast

• imprint

• fossil

What is a trace fossil?

• A) A type of rock

• B) Preserved evidence of the activity of an organism

• C) A type of mineral

• D) A living organism

What do scientists date instead of fossils to determine a fossil's age?

• The fossils themselves

• The rocks the fossils are embedded inside

• The soil around the fossils

• The air above the fossils

What is the purpose of relative-age dating in studying fossils?

• To determine the exact age of a fossil

• To find the relative order of species appearance

• To identify the species of a fossil

• To measure the size of a fossil