Biology Water Quiz

Water Properties

100

What are the 5 properties of water?

1. Polar (Cohesion & Adhesion)

2. Density

3. Universal Solvent

4. High Heat Capacity

5. Neutral pH

200

Water molecules (H2O) are what?

Polar

300

What does Polar mean?

Having partial charges in a molecule

400

O2 have what type charge?

Negative

500

What do water molecules stick to?

Other water molecules and other polar molecules

Bonds

100

What is an Atom?

The basic unit of matter

200

2 or more atoms bond together make a what?

Molecule

300

what is a covalent bond?

2 atoms share electrons

400

1 atom donates an electron to another, resulting in a charge is known as what?

Ionic bond

500

What is a hydrogen bond?

Attraction between 2 polar molecules

Cohesion/Adhesion

100

What is Cohesion?

Water sticking to other water molecules

200

Water attracted to other polar molecules is known as what?

Adhesion

300

Why does water stick to other water molecules?

Because of the positive and negative charges

400

Surface tension is an example of which?

Cohesion

500

Capillary Action is an example of which?

Both Cohesion and Adhesion

Density/Universal Solvent

100

Is Ice more or less dense than liquid?

Less

200

Materials can be transported around the cells/body. What do the materials get passed through?

Blood and Cytoplasm

300

When water is ____, some bonds get formed.

Liquid

400

What's the difference between Solute and Solvent?

Solute is what you mix in while Solvent is what you mix into

500

Sugar dissolves in Water. Which is the Solute?

Sugar

High Heat Capacity/pH levels

100

What pH level is water?

7

200

What is the boiling point of water?

212 F (100 C)

300

Acidic levels have a lot of what?

H+

400

What occurs when water temperatures surpass 212 F?

Evaporation

500

Where is OH- found in?

Alkaline levels