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Biology OST Practice

Authored by Jeanette Thurston

Science

9th Grade

NGSS covered

Used 15+ times

Biology OST Practice
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the basic structural and functional unit of all living organisms?

cell

tissue

nucleus

organ

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which organelle does photosynthesis occur?

endoplasmic reticulum

nucleus

mitochondria

chloroplasts

Tags

NGSS.MS-LS1-6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the study of heredity and variation in organisms?

Biology

Genetics

Chemistry

Physics

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the branch of biology that deals with the relations of organisms to one another and to their physical surroundings?

Ecology

Physics

Biology

Chemistry

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organ system is responsible for the exchange of gases in the body?

Digestive system

Respiratory system

Endocrine system

Circulatory system

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the powerhouse of the cell?

mitochondria

ribosomes

cytoplasm

nucleus

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What pigment is responsible for the green color of plants and is essential for photosynthesis?

Carotene

Hemoglobin

Melanin

Chlorophyll

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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