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Chemistry Unit 7 Review

Total questions: 25

Worksheet time: 19mins

Name
Class
Date
1.
When our body is low in or missing an essential nutrient this is called a 
a)
deficiency
b)
devise
c)
without
d)
deficit
2.
Which vitamin can be obtained from sunlight?
a)
Vitamin A
b)
Vitamin B
c)
Vitamin C
d)
Vitamin D
3.
Proteins, fats, and carbs are known as _______________ because they are needed in large amounts.
a)
micronutrients
b)
masconutrients
c)
macronutrients
d)
micros
4.
Which mineral helps build strong bones?
a)
calcium
b)
vitamin C
c)
collagen
d)
chromium
5.
A ______________ is a chemically reactive molecule that can cause damage to the body and accelerate the aging process.
a)
folate
b)
radical molecule
c)
free radical
d)
free molecule
6.

What do vitamins and minerals do for your body?

a)

healthy bones

b)

heal wounds

c)

convert food into energy

d)

all of the above

7.

Vitamins work with ______ to help chemical reactions take place in the body cells.

a)

enzymes

b)

proteins

c)

hormones

d)

lipids

8.

Fill in the blank: _______ is rich in healthy fats.

a)

Avocado

b)

Apple

c)

Carrot

d)

Broccoli

9.

What is the name of Vitamin B7?

a)

Biotin

b)

Thiamine

c)

Riboflavin

d)

Niacin

10.

Vitamin C helps the body by:

a)

Boosting the immune system

b)

Improving digestion

c)

Enhancing vision

d)

Strengthening bones

11.

How do carbohydrates and lipids differ in terms of energy storage?

a)
Carbohydrates and lipids are both stored as glycogen in the liver and muscles.
b)
Carbohydrates and lipids are both stored as triglycerides in adipose tissue.
c)

Carbohydrates are stored for short term energy and lipids are long term.

d)

Lipids are short term energy storage, and carbohydrates are long term.

12.

What is the polymer of an amino acid?

a)
nucleic acid
b)
lipid
c)
carbohydrate
d)
protein
13.

the bond formed when atoms share electrons

a)
ionic bond
b)

nucleus

c)
covalent bond
d)

product

14.

positively charged particles

a)

Proton

b)

Electron

c)

Nucleus

d)

Neutron

15.

negatively charged particles

a)
Electrons
b)

Covalent bond

c)
Neutrons
d)
Protons
16.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
17.

Which macronutrient is primarily responsible for building and repairing tissues in the body?

a)

Proteins

b)

Carbohydrates

c)

Fats

d)

Vitamins

18.

What is the primary function of dietary fiber in the human body?

a)

Build muscle

b)

Provide energy

c)

Strengthen bones

d)

Aid digestion

19.

Which vitamin is essential for blood clotting?

a)

Vitamin A

b)

Vitamin D

c)

Vitamin K

d)

Vitamin C

20.

Something that is required in the diet to allow for normal functioning

a)

Nutrient

b)

Calorie

c)

Monosaccharides

d)

polymer

21.

These come from plant tissue; are made up of sugars, starches, and dietary fibers

a)

proteins

b)

fats

c)

vitamins

d)

carbohydrates

22.

builds tissue like hair, musclesl; provide energy, and helps with metabolic activites

a)

carbohydrates

b)

protein

c)

fats

d)

vitamins

23.
There are two types of carbohydrates.  What are they?
a)
Magnesium and Calcium
b)
Simple and Complex
c)
Unsaturated and Saturated
d)
Vitamin B and Vitamin C
24.
The amount of energy the body gets from food is measured in.
a)
Metabolism
b)
Diet
c)
Calories
d)
Protein
25.

Select all the sources of protein

a)

beans, soy, lentils

b)

beef, pork, fish

c)

fruits and vegetables

d)

eggs

e)

cheese

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