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Unit 2 Biology

Authored by Danielle Bisaccio

Science

8th Grade

Used 8+ times

Unit 2 Biology
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Molecules that stick to the same type of molecules.

cohesion

adhesion

hydrophilic

hydrophobic

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following makes up a molecule of water?

one atom of oxygen, two atoms of hydrogen

one atom of hydrogen, two atoms of oxygen

one atom of chlorine, one atom of sodium

one atom of hydrogen, one atom of oxygen

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When salt is dissolved in water, water is the

solvent

solute

solution

reactant

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A substance with a pH of 6 is called a....

Base

Acid

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What word describes when water is attracted to other substances?

cohesion
adhesion
capillary action
surface tension

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Why does water move from the roots to the leaves of plants?

Water is pushed by solutes
Capillary action pulls the water molecules like a chain
Water is pulled by gravity
Water’s cohesion causes it to “pull” towards the leaves

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The fact that water can stick to other substances is called:

Ph

Adhesion

Cohesion

Insulation

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