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ACE Bio test 1 review

Total questions: 116

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

What is cohesion?

a)

The ability of a molecule to "stick" to itself

b)

The ability of a molecule to "stick" to other molecules

c)

Large amounts of energy are required to change the temperature of a substance

d)

A well-organized and efficient team

2.

What do the green bonds represent?

a)

Covalent Bond

b)

Hydrogen Bond

c)

Ionic Bond

3.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
4.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
5.
Which statement explains why water molecules stick together?
a)
both sides are negative
b)
one side has a positive charge and the other side has a negative charge
c)
one side has a negative charge adn the other side has a neutral charge
d)
both sides are positive
6.

The hydrogen atom and oxygen atom do not share the electrons equally, resulting in partial charges at the ends of water molecules

a)

Polarity

b)

Cohesion

c)

Adhesion

d)

Heat Capacity

7.

Hydrogen bonds form a tight film on the surface of the water

a)

Polarity

b)

Surface Tension

c)

Cohesion

d)

Capillary Action

8.

Water can be pulled upward against gravity in small narrow tubes.

a)

Adhesion

b)

Cohesion

c)

Capillary Action

d)

Polarity

9.

Water can dissolve many substances, like ions, gases, and sugars. Water is considered the "-------"

a)

Universal Solvent

b)

Surface Tension

c)

Polarity

d)

Cohesion

10.

Water molecules are attracted to other water molecules. They are held together by hydrogen bonds.

a)

Adhesion

b)

Polarity

c)

Cohesion

d)

Solvent

11.

Water can absorb large amounts of heat energy without fluctuating in temperature. This helps in maintaining homeostasis.

a)

Capillary Action

b)

Heat Capacity

c)

Cohesion

d)

Adhesion

12.

Water molecules are attracted to different substances that have a charge. An example would be water sticking to a leaf.

a)

Adhesion

b)

Cohesion

c)

Polarity

d)

Heat Capacity

13.

Where is the most energy stored in a molecule?

(a)  

14.

Which molecule is used for short termed energy storage?

a)

Carbohydrate

b)

Protein

c)

Lipid

d)

Nucleic Acid

15.

Which molecule stores genetic information?

a)

Carbohydrates

b)

Protein

c)

Lipid

d)

Nucleic Acid

16.

Which organic molecule creates the phospholipids found in the cell membrane?

a)

carbohydrates

b)

protein

c)

lipids

d)

nucleic acid

17.

Used to cushion vital organs

a)

CARBOHYDRATES

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

18.

Sugars, starches, and cellulose are part of this group.

a)

CARBS

b)

LIPIDS

c)

PROTEINS

d)

NUCLEIC ACIDS

19.

Composed of sugar, phosphate group, and nitrogenous bases.

a)

CARBS

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

20.

Monomers are glycerol and fatty acids.

a)

CARBS

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

21.

Composed of C, H, O, N, and sometimes S

a)

CARBOHYDRATES

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

22.

DNA and RNA are polymers for which macromolecule?

a)

CARBOHYDRATES

b)

LIPIDS

c)

PROTEINS

d)

NUCLEIC ACIDS

23.

Cellulose helps strengthen plants.

a)

CARBOHYDRATES

b)

LIPIDS

c)

PROTEINS

d)

NUCLEIC ACIDS

24.

Held together by peptide bonds.

a)

CARBS

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

25.

Main source of energy for living things

a)

CARBS

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

26.

Stores and transmits genetic material.

a)

CARBS

b)

PROTEINS

c)

LIPIDS

d)

NUCLEIC ACIDS

27.

Adenine, Thymine, Guanine, Cytosine & Uracil are a component of this molecule's monomer. (A, T, G, C, U)

a)

CARBS

b)

LIPIDS

c)

PROTEINS

d)

NUCLEIC ACIDS

28.

Which of the 4 organic macromolecules does this image represent?

a)

CARBOHYDRATE

b)

PROTEIN

c)

LIPID

d)

NUCLEIC ACID

29.

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.

30.

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.

31.

Which of the following groups of macromolecules are composed of three fatty acid chains bonded to a glycerol?

a)

lipids

b)

proteins

c)

nucleic acids

d)

carbohydrates

32.

Which of the following structures is represented by the figure?

a)

amino acid

b)

nucleotide

c)

triglyceride

d)

monosaccharide

33.

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

a)

CHO-Lipids

b)

CHO-Proteins

c)

CHON-Nucleic Acids

d)

CHONP- Carbohydrates

34.

dehydration synthesis

a)

joining monomers

b)

breaking down polymers

c)

water loving

d)

water fearing

35.

hydrolysis

a)

joining monomers

b)

breaking down polymers

c)

water loving

d)

water fearing

36.

Where you find lipids?

a)

Oils, fats, waxes.

b)

Candy, bread, pasta.

c)

All living things.

37.
Amino acids all have the same general structure except for the:
a)
Amino Group
b)
Carboxyl Group
c)
'R' Group
d)
Carbonyl Group
38.
Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?
a)
The Theory of Gravity
b)
The Theory of Relativity
c)
The Cell Theory
d)
The Theory of Continental Drift
39.
All living things are made up of...
a)
cells
b)
cell tissues
c)
organ
d)
organ systems
40.
All cells come from___________ cells.
a)
pregnant
b)
pre-existing
c)
paternal
d)
pin size
41.

Unicellular organism that lacks a nucleus

a)

Prokaryotic Cell

b)

Eukaryotic Cell

42.

Organism whose cells contain a nucleus

a)

Prokaryotic Cell

b)

Eukaryotic Cell

43.

Specialized structure that performs important cellular functions within a eukaryotic cells

a)

Nucleus

b)

Organelle

c)

Cells

44.

Contains DNA

a)

nucleus

b)

mitochondria

c)

chloroplast

d)

endoplasmic reticulum

45.

Assembles proteins and lipids

—  Two types: Rough and Smooth

a)

nucleus

b)

mitochondria

c)

chloroplast

d)

endoplasmic reticulum

46.

Converts solar energy to chemical energy stored in food

a)

nucleus

b)

mitochondria

c)

chloroplast

d)

endoplasmic reticulum

47.

Powerhouse of the cell

a)

nucleus

b)

mitochondria

c)

chloroplast

d)

endoplasmic reticulum

48.

This organelle helps organize cell division and creates microtubules.

a)

Mitochondria

b)

Centriole

c)

Lysosome

d)

Vacuole

49.

Gel-like fluid inside the cell that suspends the organelles

a)

cytokines

b)

vacuole

c)

cytoplasm

d)

boba

50.

This regulates what goes in and out of the cell.

a)

Cell membrane

b)

Nucleus

c)

Ribosome

d)

Mitochondria

51.

Cellular respiration takes place here and produces energy called ATP.

a)

Lysosome

b)

Golgi apparatus

c)

Nucleus

d)

Mitochondria

52.

Breakdown lipids, carbs, proteins, old organelles. Clean up crew. Also fight against bacteria, viruses, and other antigens

a)

Lysosome

b)

Vacuole

c)

Centriole

d)

Mitochondria

53.

Store materials like water, salts, proteins, and carbs. And also store wastes to prevent cell contamination. Plants have a large one.

a)

Nucleus

b)

Vacuoles

c)

Mitochondria

d)

Ribosomes

54.

Transport important things (like proteins) throughout the cell

a)

Lysosomes

b)

Vacuoles

c)

Nucleus

d)

Vesicles

55.

Makes and stores lipids (fats). Also breaks down toxins.

a)

Rough ER

b)

Smooth ER

c)

Golgi Apparatus

d)

Vacuoles

56.

Transports material throughout the cell. Looks rough because of the ribosomes.

a)

Rough ER

b)

Golgi Apparatus

c)

Smooth ER

d)

Ribosomes

57.

Makes proteins (protein synthesis)

a)

Ribosomes

b)

Rough ER

c)

Nucleus

d)

Cytoplasm

58.

Main function is to produce and assemble ribosomes.

a)

Nucleus

b)

Vacuole

c)

Nucleolus

d)

Mitochondria

59.

Usually found in the center. This is the “Control Center.” It coordinates activities like metabolism and growth. It also houses genetic information (DNA).

a)

Nucleolus

b)

Nucleus

c)

Mitochindria

d)

Ribosomes

60.

Modify, sort, and package proteins and other materials from the ER for storage in the cell or secretion outside the cell

a)

Golgi Apparatus

b)

Rough ER

c)

Smooth ER

d)

Nucleus

61.

Protein filaments that help maintain structure

a)

Mitochondria

b)

Cytoplasm

c)

Cytoskeleton

d)

Lysosomes

62.

Short hairlike appendages. Helps in locomotion, circulation and aeration.

a)

Flagellum

b)

Cilia

c)

Follicles

d)

Hair fans

63.

Long thread like appendage that helps in locomotion

a)

Cilia

b)

Flagellum

c)

Propeller

d)

Leg

64.

Traps sunlight and converts it into energy for plants.

a)

Chloroplasts

b)

Cell wall

c)

Cell membrane

d)

Vacuole

65.

It provides plant and some bacterial cells with protection and structural support.

a)

Nucleus

b)

Cell Wall

c)

Cytoplasm

d)

Mitochondria

66.

Enzymes are an example of

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

67.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
68.
Each enzyme only has 1 substrate that will fit its active site.  What is this called?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
69.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
70.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
71.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
72.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
73.
What is a substance called if it speeds up a chemical reaction?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
74.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
75.

Enzymes are an example of

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

76.
Each enzyme only has 1 substrate that will fit its active site.  What is this called?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
77.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
78.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
79.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
80.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
81.
Letter E...
a)
active site
b)
enzyme
c)
substrate
d)
products
82.
An enzyme speeds up a reaction by
a)
lowering the activation energy.
b)
raising the activation energy.
c)
releasing energy.
d)
absorbing energy.
83.

What happens when enzymes are heated to a high temperature?

a)

The enzymes die.

b)

The shape of the enzyme are changed and it denatures

c)

The enzymes' amino acid sequence changes.

d)

The enzymes remain the same

84.
The molecule an enzyme is working on is called the:
a)
Substrate
b)
Solvent
c)
Allosteric Inhibitor
d)
CoEnzyme
85.
Which of these is NOT true?
a)
Enzymes can denature (change shape) when the temperature gets too high.
b)
Enzymes can only be used once in a chemical reaction. 
c)
Extreme pH can denature enzymes.
d)
Enzymes speed up chemical reactions. 
86.
Based on the graph, what temperature does this enzyme work best? 
a)
15 C
b)
40 C
c)
30 C
d)
47 C
87.
The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
a)
Enzymes increase the energy of the reactants.
b)
Enzymes decrease the energy level of the products.
c)
Enzyme decrease the activation energy of the reaction.
d)
Enzymes reverse the direction of the reaction.
88.
What is the function of an enzyme?
a)
enzymes break themselves into small pieces
b)
enzymes slow down chemical reactions
c)
enzymes speed up chemical reactions
d)
enzymes combine products to form reactants 
89.
Enzymes will make a reaction go _______ and use ______ energy.
a)
faster, less
b)
faster, more
c)
slower, less
d)
slower, more
90.
What happens to an enzyme when it is denatured?
a)
Activation energy is lowered.
b)
It becomes stronger.
c)
It loses its shape.
d)
Activation energy is raised.
91.
Every enzyme has a optimal temperature and pH. True or False?
a)
True 
b)
False
92.
Enzymes are composed of which of the following monomers? 
a)
amino acids
b)
carbohydrates
c)
nucleotides
d)
monosaccharides
93.
Using the figure, between which parts of the molecule must the bonds be broken to form an ADP molecule?all of the above
a)
A and B
b)
B and C
c)
C and D
94.
Energy is released from ATP when _______________________.

a)
a phosphate group is added
b)
adenine bonds to ribose
c)
a phosphate group is removed
d)
ATP is exposed to sunlight
95.
What does the "TP" in ATP stand for?
a)
di (2) phosphates
b)
tri (3) phosphates
c)
tri (3) adenosine
96.

What is the name of the high energy molecule of the cell?

a)

ATP

b)

ADP

97.

What is the name of the low energy molecule of the cell?

a)

ATP

b)

ADP

98.

What is the name of the nitrogenous base that helps make up ATP?

a)

Adenine

b)

Guanine

c)

Thymine

d)

Cytosine

99.

Where is the energy held in ATP?

a)

Ribose

b)

Adenine

c)

Bond holding last phosphate group

100.

How is ADP converted back to ATP?

a)

Phosphate group is removed.

b)

Phosphate group is added.

101.
Which cellular organelle is responsible for manufacturing ATP?
a)
Ribosome
b)
Nucleus
c)
Mitochondria
d)
Chloroplast
102.

energy is required for exergonic reactions to occur

a)

true

b)

false

103.

energy is required for endergonic reactions to occur

a)

true

b)

false

104.

endergonic reactions are spontaneous

a)

true

b)

false

105.

exergonic reactions are spontaneous

a)

true

b)

false

106.

in endergonic reactions the reactants have more energy than the products

a)

true

b)

false

107.

in exergonic reactions the reactants have more energy than the products

a)

true

b)

false

108.

energy needed for a reaction to occur

a)

thermal energy

b)

light energy

c)

activation energy

109.

enzymes are used up during a reaction

a)

true

b)

false

110.

enzyme gets recycled after the reaction occurs

a)

true

b)

false

111.

occurs when an inhibitor binds to the active site of an enzyme and prevents the substrate from binding and stops the reaction from occurring

a)

competitive inhibition

b)

non competitive inhibition

112.

occurs when an inhibitor binds to somewhere other than the active site and changes the shape of the enzyme, stops the reaction

a)

non competitive inhibition

b)

competitive inhibition

113.

metabolic reactions that build large molecules from many small molecules

a)

enzymes

b)

catabolic

c)

anabolic

d)

inhibitors

114.

in anabolic reactions energy is made

a)

true

b)

false

115.

type of metabolic reaction in which large molecules are broken down in to many smaller molecules

a)

enzymes

b)

catabolic

c)

anabolic

d)

competitive

116.

in catabolic reactions energy is made

a)

true

b)

false

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