wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Life Science Final Review

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

Which molecule is a source of energy, stores energy in the body, and does not mix with water?

a)

Protein

b)

Lipid

c)

Carbon Dioxide

2.

How do cells in our bodies use phospholipids?

a)

They form the cell membrane.

b)

They create food.

c)

They help the cell membrane.

3.

True or False:

All molecules are made up of 2 or more atoms.

a)

True

b)

False

4.

True or False:

Amino acids make up proteins.

a)

True

b)

False

5.

True or False:

The structure of a cell wall is for endocytosis.

a)

True

b)

False

6.

True or False:

A plant leaf and an animal stomach are similar because they both are made out of several types of tissues.

a)

True

b)

False

7.

True or False:

Having specialized cells is a characteristic of a multi-cellular organisms.

a)

True

b)

False

8.

What is the least specialized level of cellular organization?

a)

Species

b)

Domain

c)

Organism

9.

What function do roots perform for the plant?

a)

They take in nutrients from the soil.

b)

They don't do anything.

c)

They take in energy from the sun.

10.

What is the smallest unit that can perform all functions necessary for life?

a)

Atom

b)

Cell

c)

Prokaryotic Cell

d)

Eukaryotic Cell

11.

What substance must animal cells take in from the environment to maintain homeostasis?

a)

Carbon Dioxide

b)

Oxygen

c)

Sunlight

12.

How is cellular respiration different from photosynthesis?

(P = Photosynthesis) (CR = Cellular Respiration)

a)

P produces carbon dioxide. CR produces oxygen.

b)

P produces glucose. CR produces oxygen.

c)

P produces oxygen. CR produces glucose.

d)

P produces oxygen. CR produces carbon dioxide.

13.

True or False:

Homeostasis is the maintenance of a stable internal condition.

a)

True

b)

False

14.

What is cellular respiration?

a)

The process by which sugar is broken down to release energy.

b)

The process by which cells produce sugar.

c)

It is the same as photosynthesis.

15.

True or False:

The cell membrane separates the inside of the cell from the environment.

a)

True

b)

False

16.

True or False:

The endoplasmic reticulum is a system of folded membranes.

a)

True

b)

False

17.

How does oxygen affect the process of cellular respiration?

a)

Oxygen is the product of cellular respiration.

b)

Oxygen and glucose combine and they make energy in the form of PTA.

c)

Oxygen and glucose combine and they make energy in the form of ATP.

d)

Oxygen is not involved in cellular respiration.

18.

What do animals do with the carbon dioxide produced in their cells during cellular respiration?

a)

They use it.

b)

They breathe it out.

c)

Carbon dioxide is not produced during cellular respiration.

d)

Trick Question!!!!!

19.

True or False:

Oxygen is one product of photosynthesis.

a)

True

b)

False

20.

What happens to glucose inside a cell during cellular respiration?

a)

The cell uses glucose for energy.

b)

The glucose is pushed aside for later use.

c)

The cell uses oxygen to break down glucose.

d)

The cell uses glucose to break down oxygen.

21.

What does the cell use to break down glucose?

a)

Carbon dioxide

b)

Oxygen

c)

Lipids

d)

Amino acid

22.

True or False:

Active transport uses energy.

a)

True

b)

False

23.

True or False:

Passive transport uses energy.

a)

True

b)

False

24.

In which organelle does cellular respiration take place?

a)

Cells, cells, they're made of organelles.

b)

Cell membrane

c)

Mitochandria

d)

Ribosomes

25.

True or False:

Chlorophyll absorbs sunlight.

a)

True

b)

False