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Worksheets

Food and Biomolecules

Total questions: 15

Worksheet time: 14mins

Name
Class
Date
1.

what does nutrition mean?

a)

the way organisms obtain and use food

b)

the way organisms obtain food

c)

the way organisms breakdown food

2.

which of the following are water soluble vitamins

a)

A

b)

B

c)

C

d)

D

e)

E

3.

what nutrients are present in carbohydrates?

a)

carbon, hydrogen, oxygen

b)

carbon, hydrogen, oxygen, nitrogen

c)

carbon, hydrogen, nitrogen

4.

why is water essential for life?

a)

medium for metabolic reactions

b)

stay hydrated

c)

transport

d)

environment in which many organisms live

5.

how many amino acids does a polypeptide have

a)

<50

b)

>200

c)

<200

6.

which of the following is an anabolic reaction?

a)

respiration

b)

photosynthesis

c)

digestion

7.

what is cellulose

a)

monosaccharide

b)

metabolic polysaccharide

c)

structural polysaccharide

8.

what is the deficiency disease of vitamin D

a)

scurvy

b)

anaemia

c)

rickets/osteomalacia

9.

what is a phospholipid

a)

lipid containing glycerol, 2 fatty acids and phosphate

b)

lipid containing gycerol, 3 fatty acids and phosphate

c)

lipid containing glycerol and phosphate

10.

what is the test for the presence of protein

a)

benedicts test

b)

iodine

c)

biuret test

d)

fehlings test

11.
What biomolecule do enzymes belong to? 
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
12.
Which biomolecule is a main source of quick energy?
a)
Nucleic Acid
b)
Protein
c)
Lipid
d)
Carbohydrate
13.

Which biomolecule helps form muscles?

a)

Nucleic Acid

b)

Carbohydrate

c)

Protein

d)

Lipids

14.
Which biomolecule is responsible for insulation and energy storage?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
15.
Oils are which type of macromolecule?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins