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MidTerm Exam

Total questions: 101

Worksheet time: 1hrs 29mins

Name
Class
Date
1.

A protein is a macromolecule that is used to...

a)

give cells/systems energy.

b)

build cell parts.

c)

give cells/systems long term energy storage.

d)

help cells with chemical processes.

2.

A carbohydrate is a macromolecule that is used to...

a)

give cells/systems energy.

b)

build cell parts.

c)

give cells/systems long term energy storage.

d)

help cells with chemical processes.

3.

A lipid is a macromolecule that is used to...

a)

give cells/systems energy.

b)

build cell parts.

c)

give cells/systems long term energy storage.

d)

help cells with chemical processes.

4.

When reading the nutrition facts on food packaging total fats is a measure of...

a)

Carbohydrate

b)

Lipids

c)

Water

d)

Protein

5.

When reading the ingredients on a nutrition facts label carbohydrates are written as a type of

a)

food additive

b)

enzyme

c)

sugar

d)

protein

6.

What macromolecule is shown?

a)

Protein

b)

Nucleic Acid

c)

Carbohydrate

d)

Lipid

7.

What macromolecule is shown?

a)

Protein

b)

Nucleic Acid

c)

Lipid

d)

Carbohydrate

8.

What is the monomer of a lipid?

a)

Amino Acid

b)

Fatty Acid

c)

Monosaccharides

d)

Glucose

9.

What is the function of carbohydrates?

a)

Short term energy

b)

Long term energy

c)

Storing genetic information

d)

Speeding up chemical reactions

10.

What is the function of nucleic acids?

a)

Short Term Energy

b)

Storing Genetic Information

c)

Long Term Energy

d)

Speeding Up Chemical Reactions

11.

What macromolecule is shown?

a)

Nucleic Acids

b)

Lipids

c)

Proteins

d)

Carbohydrates

12.

What macromolecule is shown?

a)

Carbohydrate

b)

Nucleic Acid

c)

Protein

d)

Lipid

13.

What macromolecule is shown?

a)

Carbohydrates

b)

Lipids

c)

Nucleic Acids

d)

Proteins

14.

What macromolecule is shown?

a)

Proteins

b)

Nucleic Acids

c)

Lipids

d)

Carbohydrates

15.

What element if the building block of life?

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

16.

Which of the following is NOT a macromolecule?

a)

Fiber

b)

Carbohydrates

c)

Amino Acid

d)

Monosaccharides

17.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
18.
DNA and RNA are examples of 
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
19.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
20.
Monosaccharides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
21.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
22.
What is the function of nucleic acids?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
23.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
24.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
25.
Lipids can be digested into what smaller subunits?
a)
nucleic acids
b)
amino acids
c)
fatty acids
d)
glucose
26.

The building blocks or monomers of carbohydrates (sugars) are?

a)

amino acids

b)

fatty acids

c)

monosaccharides

d)

nucleotides

27.

An example of a carbohydrate would be?

a)

pasta

b)

T-bone steak

c)

chicken leg

d)

cheese

28.
What parts of the body is mainly made from proteins?
a)
muscles
b)
bone
c)
skin
d)
blood
29.
A good example of a nucleic acid would be?
a)
sugar
b)
DNA
c)
fat
d)
glucose
30.
The function of nucleic acids, such as DNA are for building proteins and carrying the ___________ info.
a)
genetic
b)
disease fighting 
c)
bone building 
d)
energy
31.

The three main parts of a nucleotide are the sugar (made up of carbon, hydrogen, and oxygen), the phosphate group, and the _____________ base.

a)

carbon

b)

oxygen

c)

nitrogen

d)

hydrogen

32.

Humans get most of their energy (fast, immediate energy) from eating what type of food?

a)

protein

b)

carbohydrates

c)

lipids

d)

meat

33.

Which of the following are almost always hydrophobic?

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

34.

The parts of a nucleotide are:

a)

nitrogen, sulfur, phosphate group

b)

DNA, RNA, ATP

c)

nitrogenous base, ATP, glucose

d)

nitrogenous base, 5-carbon sugar, phosphate group

35.
Identify the macromolecule in the picture.
* look at the R.....
a)
carbohydrates
b)
lipids
c)
proteins 
d)
nucleic acids
36.
Identify the macromolecule in the picture
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
37.
Used for short term (quick) energy.
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
38.
Provides long term energy and insulation,
a)
lipids
b)
carbohydrates
c)
nucleic acids
d)
proteins
39.
Building blocks of the body, hair , muscles etc.
a)
protein
b)
nucleic acid
c)
lipids
d)
carbohydrates
40.
The characteristic that all lipids have in common is----
a)
made of lots of double bonds
b)
acidic when mixed with water
c)
no high energy content
d)
do not dissolve in water
41.

Which building blocks are correctly matched to the macromolecule they form?

a)

Amino acids make proteins.

b)

Glucose molecules make lipids.

c)

Nucleotides make carbohydrates.

d)

Fatty acid chains make nucleic acids.

42.

Which of the following statements illustrates why carbon atoms are so important in living organisms?

a)

Carbon atoms contain large stores of energy.

b)

Carbon is found in most inorganic compounds.

c)

Carbon atoms are polar which allows them to dissolve many compounds.

d)

Carbon is able to bond to many other atoms to form large and complex molecules.

43.

Which of the following correctly matches the elements present in macromolelcule?

a)

CHO-Lipids

b)

CHO-Proteins

c)

CHON-Nucleic Acids

d)

CHONP- Carbohydrates

44.
Which biomolecule is found in pasta and bread?
a)
Lipid
b)
Protein
c)
Nucleic Acid
d)
Carbohydrate
45.
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
46.

How how carbohydrates and lipids similar?

a)

both contain C, H, O, N, P and store energy

b)

both contain C, H, O, N and give energy

c)

both contain C, H, O, N, S and store energy

d)

both contain C, H, O and give energy

47.

The monomer for carbohydrates is a monosaccharide.

a)

True

b)

False

48.

Lipids key role (function ) is:

a)

immunity, chemical reactions in the body, cell metabolism, contract muscles, regulate other proteins

b)

store energy

c)

instant energy for cells/body

d)

heredity/genetic information

49.

What elements (monomers) make up a protein?

a)

C, H, O

b)

C, H, O, N

c)

C, H, O, N, P

50.

What is the smallest unit of a macromolecule?

a)

micromolecule

b)

glucose

c)

monomer

d)

polymer

51.

What elements (monomers) make up nucleic acids?

a)

C, H, O

b)

C, H, O, N, (S)

c)

C, H, O, N, P

52.

Sugars (saccharides) are not carbohydrates.

a)

false

b)

true

53.

What is the key role (function) of a protein?

a)

instant energy for the cell/body

b)

hormones, buoyancy, forms cell membranes, insulation, energy storage

c)

growth, repair, and energy, immune system, enzymes

d)

store and transmit genetic information/heredity

54.

Carbohydrates have C, H, O. What is the ratio of elements?

a)

2:1:2

b)

1:3:1

c)

1:2:1

d)

3:1:3

55.

What are examples of carbohydrates?

a)

triglycerides, waxes, fat, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

56.

What are examples of proteins?

a)

triglycerides, waxes, fats, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

57.

What are examples of lipids?

a)

triglycerides, waxes, fats, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

58.

What are examples of nucleic acids?

a)

triglycerides, waxes, fats, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones.

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

59.
What is a polymer?
a)
One unit of a macromolecule.
b)
Many units of a macromolecule.
c)
A type of glue.
d)
Many different types of lipids.
60.
What type of macromolecule do starches belong to?
a)
Lipids
b)
Proteins
c)
Nucleic Acids
d)
Carbohydrates
61.
An example of a carbohydrate would be?
a)
potatoes 
b)
T-bone steak
c)
chicken leg
d)
cheese
62.

Am autotroph can:

a)

Make its own food

b)

Make its own water

c)

Make its own oxygen

d)

Make its own carbon

63.

Where does photosynthesis occur?

a)

In the mitochondria

b)

In the chloroplast of animal cells

c)

In the chloroplast of plant cells

d)

In the mitochondria of plant cells

64.

What type of energy conversion occurs in photosynthesis?

a)

Light from the sun to chemical in glucose

b)

Chemical in glucose to chemical in ATP

65.

Which of the following are products of photosynthesis?

a)

glucose and oxygen

b)

glucose and water

c)

carbon dioxide and water

d)

ATP and sunlight

66.

Which of the following is a reactant of photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

ATP

d)

glucose

67.

Which of the following equations represents the overall chemical reaction for photosynthesis?

a)

6O2+ 6H2O → C6H12O6+ 6O2

b)

C6H12O6 + 6H2O→ 6O2+ 6O2

c)

6CO2+ 6H2O→ C6H12O6+ 6O2

d)

6O2 + 6H2O→ C6H12O6 + 6CO2

68.

An organism that cannot make its own food.

a)

autobot

b)

heterotroph

c)

autotroph

d)

heterobot

69.

The raw materials of a chemical reaction. Located on the left side of a chemical equation.

a)

water

b)

energy

c)

resources

d)

reactants

70.

The 'outputs' of a chemical reaction. Located on the right side of a chemical equation.

a)

products

b)

produce

c)

consumers

d)

detritis

71.

Location inside of a plant cell where the process of photosynthesis occurs.

a)

nodules

b)

stomata

c)

chloroplasts

d)

chlorophyll

72.

The process in which a cell harvests energy from glucose and makes it into usable energy for the body is called-----

a)

cellular fermentation

b)

anaerobic respiration

c)

aerobic fermentaion

d)

cellular respiration

73.

Which organ in a cell produces a large amount of ATP through cellular respiration?

a)

chloroplast

b)

mitochondrion

c)

nucleus

d)

ribosome

74.

During cellular respiration, energy is released from food. What else does the cell need for this process to take place.

a)

carbon dioxide

b)

oxygen

c)

sunlight

d)

nitrogen

75.

What gas goes into the plant before photosynthesis?

a)

Carbon Dioxide

b)

Carbon Monoxide

c)

Oxygen

d)

Nitrogen

76.

What two products does a plant make during photosynthesis?

a)
Water and Glucose
b)
Oxygen and Glucose
c)
Oxygen and Water
d)
CO2 and Glucose
77.
Which of these is NOT AN IMPACT photosynthesis has on an ecosystem:
a)
Oxygen for animals and humans to breathe
b)
Food for us to eat
c)
Taking CO2 out of the air
d)
Taking oxygen out of the air
78.

Cellular respiration is...

a)

the process by which cells break down glucose into energy.

b)

the process by which cells break light down into energy.

c)

the process by which cells communicate with other cells.

79.

In which way are photosynthesis and cellular respiration different?

a)

Cellular respiration stores ATP, while photosynthesis releases ATP.

b)

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

c)

Photosynthesis releases energy, while cellular respiration stores energy.

d)

Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.

80.

Which type of organism would MOST likely benefit directly from increased levels of CO2?

a)

mushroom

b)

tree

c)

bird

d)

fish

81.

How can photosynthesis be related to cellular respiration?

a)

What's produced by one is needed for the other

b)

They both produce the same products

c)

They both have the same reactants (need the same things)

d)

These 2 processes have nothing in common

82.
To control what enters or leaves the cell is a function of _________.
a)
Cell Wall
b)
Cell Membrane
c)
Nucleus
d)
Mitochondria
83.
To provide protection and form for the plant cell is a function of _________.
a)
Cell Wall
b)
Cytoplasm
c)
Nucleus
d)
Mitochondria
84.
To convert the radiant energy of the sun into the chemical energy of glucose through the process of photosynthesis is a function of _________.
a)
Cell Wall
b)

Large Central Vacuole

c)
Chloroplast
d)
Mitochondria
85.
The control center of the cell.
a)
Nucleus
b)
Nuclear Membrane
c)
Chloroplasts
d)
Golgi Aparatus
86.
What organelle is called the "powerhouse" of a cell?

a)
Endoplasmic Reticulum
b)
Nucleus
c)
Mitochondria
d)
Nucleolus
87.

Which of the images below represents a chloroplast?

a)
b)
c)
d)
88.

What organelle is represented by this image?

a)

rough endoplasmic reticulum

b)

smooth endoplasmic reticulum

c)

ribosome

d)

nucleus

89.

The jelly-like material inside the cell

a)

ribosomes

b)

lysosome

c)

granum

d)

cytoplasm

90.

This organelle digests dead cell parts and contains enzymes

a)

lysosome

b)

golgi body

c)

smooth ER

d)

Rough ER

91.

What function does this organelle carry out in the cell?

a)

detoxification

b)

packaging materials for release from the cell

c)

breaking down old cellular components

d)

storing genetic material

92.

A water molecule is a _______ since the negative end of one water molecule is attracted to the positive end of another water molecule.

a)

polar molecule

b)

sustain life

c)

surface tension

d)

specific heat

93.

A process powered by adhesion that causes water molecules to move upward through a narrow tube such as the stem of a plant is called...

a)

polar molecule

b)

surface tension

c)

capillary action

d)

specific heat

94.

An attraction between molecules of different substances is called...

a)

adhesion

b)

cohesion

95.

The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree Celsius is called...

a)

polar molecule

b)

capillary action

c)

surface tension

d)

specific heat

96.

Water is called the ________ because it dissolves so many substances.

a)

polar molecule

b)

universal solvent

c)

specific heat

d)

surface tension

97.

Water exists in a _______ state of matter between 0 and 100 degrees Celsius.

a)

solid

b)

liquid

c)

gaseous

98.

The amount of mass per unit volume is ...

a)

mass

b)

density

c)

volume

d)

length

99.

A measure of how difficult it is to stretch or break the surface of a liquid is called...

a)

specific heat

b)

polar molecule

c)

capillary action

d)

surface tension

100.

Because of its _______, water dissolves many substances.

a)

solvent

b)

solution

c)

polarity

d)

solute

101.

In a water molecule, the oxygen atom has a small...

a)

negative charge

b)

neutral charge

c)

positve charge

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