Biochemistry

Biochemistry

7th - 9th Grade

21 Qs

quiz-placeholder

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Biochemistry

Biochemistry

Assessment

Quiz

Biology, Chemistry

7th - 9th Grade

Easy

Created by

Carter Snow

Used 25+ times

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The smallest basic unit of matter is the

molecule.
atom.
compound.
cell.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is formed when an atom gains or loses electrons?

element
compound
molecule
ion

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atoms in molecules share pairs of electrons when they make

covalent bonds.
ionic bonds.
hydrogen bonds.
polymers.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What gives water many properties that are important to living things?

temperature
hydrogen bonds
density
specific heat

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The positively charged particle in an atom is called the

neutron
ion
proton
electron

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is considered neutral?

pH of 4
pH of 9
pH of 14
pH of 7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tomato juice has a pH of 4. Determine if it's an acid, base, or neutral. 

acid
base
neutral 

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