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Unit 1 Exam Review

Total questions: 40

Worksheet time: 7hrs 40mins

Name
Class
Date
1.
What do monomers do?
a)
Bond to make a polymer
b)
Create essential proteins
c)
Stores energy
d)
Splits to make more cells
2.

Which organic molecule would a long-distance runner most likely choose to eat two hours before a race?

a)

A protein, because it builds muscle mass.

b)

A lipid because it provides long term energy storage.

c)

A carbohydrate because it releases energy quickly.

d)

A protein, because it transports oxygen into the blood stream.

3.

Monosaccharides are the building blocks of which group of biomolecules?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

4.

Which biomolecules contains your genetic information?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

5.

Amino Acids are the monomers of __________.

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

6.

Glycerol and fatty acids are the monomers of _________.

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

7.

Which biomolecules act as energy storage for the cell and also cushions and insulates organs?

a)

Carbohyrdates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

8.

The monomer of Nucleic Acids is known as _________.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

9.

What type of biomolecule contains carbon, hydrogen, oxygen, and nitrogen?

a)

carbohydrate

b)

lipid

c)

nucleic acid

d)

protein

10.

Which of the following is the correct pair of biomolecules and their monomers?

a)

Carbohydrate: Fatty Acids

b)

Protein: Amino acid

c)

Lipid: Nucleotide

d)

Nucleic Acid: DNA

11.

The following statements are TRUE regarding lipids, EXCEPT:

a)

they store energy for later use

b)

they are insoluble in water

c)

they are composed of carbon, hydrogen, oxygen and phosphorus

d)

they can be found in fats and oils

12.

Enzyme is a/an...

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

13.

What biomolecule serves as structural materials in hair, nails and connective tissues?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

14.

Just under an orca's skin lies a thick layer of blubber. Blubber helps insulate a whale from heat loss. Based on this information, which biomolecule is blubber primarily made of?

a)

Lipids

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

15.

Which of the following molecules typically contains both nitrogen and phosphate?

a)

Lipid

b)

Protein

c)

Nucleic Acid

d)

Carbohydrates

16.
Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy? 
a)
Proteins
b)
Nucleic Acid
c)
Lipids
d)
Carbohydrate
17.
What is the function of a nucleic acid?
a)
Stores genetic information
b)
Stores energy
c)
Quick source of energy
d)
Builds structures
18.

Which biomolecule helps form muscles?

a)

Nucleic Acid

b)

Carbohydrate

c)

Protein

d)

Lipids

19.
Name this biomolecule
a)
carbohydrate
b)
lipid
c)
nucleic acid
d)
protein
20.
Which biomolecule is made of amino acids?
a)
Nucleic Acid
b)
Carbohydrate
c)
Protein
d)
Lipid
21.

What biomolecules are NOT used for energy (two answers, choose both before continuing)?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic acids

22.

What is homeostasis?

a)

Keeping something at an ideal position/setting

b)

A species of hominids

c)

The category in which we put biomolecules

d)

A mixture that is fully blended (with all biomolecules equal)

23.

Carbohydrates are primarily made out of...

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

24.

Bowhead whales can have a specialized layer of blubber up to 30 cm’s thick. This acts as a special insulation that traps the heat their muscles create from movement.


What biomolecule is the blubber primarily made of?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

25.

Helic"ase" is an example of a biomolecule that can destroy bonds between DNA strands during DNA replication.


What biomolecule is helicase?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

26.

The variable that is changed in an experiment.

a)

dependent

b)

independent

c)

control

d)

constant

27.

Things you keep the same in an experiment

a)

dependent variables

b)

independent variables

c)

controls

d)

constants

28.

Sam wants to see if feeding his dog MaxPro will make it swim faster than the regular dog food. What is the dependent variable?

a)

MaxPro

b)

Sam

c)

Swimming speed

d)

There is not enough information given

29.

This is the variable that is measured in an experiment.

a)

dependent

b)

independent

c)

control

d)

constant

30.
An educated guess that has not been tested. 
a)
law
b)
theory
c)
hypothesis
d)
fact
31.
How many variables should you change in an experiment?
a)
none
b)
1
c)
2 or more
d)
depends on the type of experiment
32.

There were four dogs in the group.

a)

Qualitative

b)

Quantitative

33.

The dogs were small.

a)

Qualitative

b)

Quantitative

34.

The patient complained of aches and pains.

a)

Qualitative

b)

Quantitative

35.

The rock sample consisted of 25 grams of quartz.

a)

Qualitative

b)

Quantitative

36.

The process of breaking down food into nutrient rich molecules.

a)

absorption

b)

digestion

c)

peristalsis

d)

villi

37.

The pancreas, liver, and gallbladder are known as...

a)

accessory organs

b)

the digestive tract

c)

acid makers

d)

digestion helpers

38.

Amylase in saliva changes starch into...

a)

sugar

b)

waste

c)

stomach acid

d)

chyme

39.

mechanical digestion happens here

a)

mouth

b)

liver

c)

esophagus

d)

pancreas

40.

chemical digestion happens here

a)

small intestine

b)

liver

c)

pancreas

d)

large intestine