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Unit 1 & 2 Test

Authored by AMANDA MARSH

English

9th - 12th Grade

Used 44+ times

Unit 1 & 2 Test
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16 questions

Show all answers

1.

LABELING QUESTION

1 min • 1 pt

Label the water molecule.

a
b
c
d
positive (+)
negative (-)
oxygen
hydrogen

2.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

Water is a ​ (a)   molecule so it has​ ​ (b)   .

polar
nonpolar
a positive and negative end
2 positive ends
2 negative ends

3.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

A hydrogen bond is created when a negative oxygen is attracted to a ​ (a)   end on another molecule, and a positive hydrogen is attracted to a​ ​ (b)   end on another molecule.

positive
negative

4.

LABELING QUESTION

1 min • 1 pt

Label the hydrogen and covalent bond.

a
b
hydrogen bond
covalent bond

5.

CATEGORIZE QUESTION

3 mins • 1 pt

Determine if each example is water being adhesive, cohesive, or a solvent.

Groups:

(a) Adhesion

,

(b) Cohesion

,

(c) Solvent

water moves up the inside of a plant stem

water is pulled together to form a droplet

insect walks across the surface of water

dissolving salt in a glass of water

6.

CATEGORIZE QUESTION

3 mins • 1 pt

Identify the structure of different macromolecules.

Groups:

(a) Carbohydrate

,

(b) Lipid

,

(c) Nucleic Acid

,

(d) Protein

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7.

MATCH QUESTION

1 min • 1 pt

Match the function with different macromolecules

Protein

genetic information

Nucleic Acid

builds structures, enzymes

Lipid

fast energy, forms cell walls

Carbohydrate

long-term energy, forms cell membranes

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