Fall Semester Test - 8th Grade Science

Fall Semester Test - 8th Grade Science

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the different types of fossils?

Back

The different types of fossils include mold fossils, cast fossils, trace fossils, true form fossils, and petrified fossils.

2.

FLASHCARD QUESTION

Front

What is competition in an ecosystem?

Back

Competition is when two or more individuals or populations try to use the same limited resources.

3.

FLASHCARD QUESTION

Front

Why do classification systems change over time?

Back

Classification systems change due to more sophisticated microscopes and increased knowledge of genetics.

4.

FLASHCARD QUESTION

Front

What likely caused the change in crab color distribution?

Back

A change in beach color made medium-tan crabs the most visible to predators.

5.

FLASHCARD QUESTION

Front

Why is the fossil record important?

Back

The fossil record provides evidence of past life and the changes in species over time, helping scientists understand the history of life on Earth.

6.

FLASHCARD QUESTION

Front

What is a mold fossil?

Back

A mold fossil is a type of fossil that forms when an organism leaves an impression in sediment.

7.

FLASHCARD QUESTION

Front

What is a cast fossil?

Back

A cast fossil is created when a mold fossil is filled with minerals that harden into rock.

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