Free Sample Iowa Assessments Grade 7 Science

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Sample Iowa Assessments Grade 7 Science

This test is a non-timed test with 10 sample questions for you to try. Students can check the answer for each question.

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Understand the meaning of each option.

1 / 10

1) Which of these is necessary for an ecosystem to be healthy?

A) catastrophe

B) extinction

C) pesticides

D) biodiversity

Diversity means different.

2 / 10

2) Which of the following best describes biodiversity?

A) the variety of organisms found in an area

B) the different kingdoms of organisms

C) the various uses for organisms

D) the differences between the individuals of a species

What causes loss of protection?

3 / 10

3) Which of the following is one reason that an animal may become extinct?

A) expansion of the animal's hunting area

B) loss of the animal's habitat

C) the animal's lack of predators

D) abundance of the animal's food

What is most influential?

4 / 10

4) Fill in the blank.
Unlike extinctions millions of years ago, today's extinctions are mainly being caused by ________________.

A) humans

B) sharks

C) meteors

D) volcanoes

Look for key differences between the plant and animal cells.

5 / 10

5) Which of the following plant cell parts gives the plant support and is not part of animal cells?

A) cell wall

B) cell membrane

C) chloroplastscytoplasm

D) chloroplasts

Notice what kind of cell is it?

6 / 10

6) This picture shows an animal cell. Name the part labeled #3.
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A) chloroplast

B) cell wall

C) nucleus

D) cell membrane

Look for similarities and differences between animal and plant cells.

7 / 10

7) Plant and animal cells have some similarities as well as differences. What is one thing that plant and animal cells have in common?

A) nucleus

B) cell wall

C) chlorophyll

D) chloroplasts

Refer to the five-kingdom classification system proposed by biologist Robert H. Whittaker.

8 / 10

8) All organisms are divided into kingdoms: Animal, Plant, Protist, and Fungi. What is the fifth kingdom that is recognized by scientists?

A) Organis

B) Bacteria

C) Monera

D) Virus

Look for Prokaryotes.

9 / 10

9) In which kingdom would you find unicellular organisms that do NOT have nuclei?

A) Monera

B) Plant

C) Protista

D) Fungi

What kingdom of organisms have photosynthesis?

10 / 10

10) Fill in the blank.
If an organism is multicellular and makes its own food, it must be a member of the______________ kingdom.

A) Protista

B) Animal

C) Plant

D) Monera

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