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Integrated Science Final Exam Review

Total questions: 111

Worksheet time: 1hrs 18mins

Name
Class
Date
1.
Which major macromolecule is being represented in this image? 
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
2.
Which of the following contains the genetic code for protein synthesis?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
3.
What type of macromolecule is being represented in this image? 
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
4.
What are the building blocks of proteins?
a)
amino acid
b)
fatty acid
c)
nucleotide
d)
lipid
5.
What are the single sugars that are the building blocks of carbohydrates?
a)
monosaccharides
b)
disaccharides
c)
polysaccharides
d)
amino acid
6.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Nitrogen
c)
Carbon
d)
Oxygen
7.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
8.
DNA and RNA are examples of 
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
9.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
10.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
11.
The organic compounds that have many structural purposes and are used in many processes within the
cell are called ____________________.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
12.

Which macromolecule is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

13.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
14.
Carbohydrates are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
15.
Lipids are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
16.
Proteins are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
17.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
18.
Is found in the cell membrane as a bilayer. 
a)
lipids
b)
protein
c)
nucleic acid
d)
carbohydrate
19.
What is the primary function of carbohydrates in your body?
a)
Speed up chemical reactions.
b)
Give immediate energy.
c)
Help to store energy.
d)
Build cell walls in plants.
20.
Where does the energy from our food originally come from?
a)
the Sun
b)
chemical reactions
c)
carbohydrates
d)
mitochondria
21.

Imagine you are a locksmith. How would you explain the relationship between the structure of a key (enzyme) and its function?

a)

The key (enzyme) releases the energy in the lock (substrate).

b)

The key (enzyme) reacts with the lock (substrate).

c)

The unique cut of the key (enzyme's active site) allows it to fit with only one specific lock (substrate molecule).

d)

The key (enzyme) interacts with the lock (substrate) like a welder building a steel skyscraper.

22.

Why is the “lock and key” analogy often used to describe enzyme function?

a)

Each enzyme is the same as its substrate.

b)

Each enzyme will fit with only one specific kind of substrate.

c)

Each enzyme can only be used once in a reaction and cannot be used again.

d)

Each enzyme has its own active site that will not fit with other active sites.

23.

Most human enzymes operate under an optimal pH near neutral. Which pH range would best represent this environment?

a)

4–6

b)

6–8

c)

8–10

d)

10–12

24.

Amylase is a biocatalyst that hydrolyzes starch into simple sugar molecules in the pancreas. Which best describes amylase?

a)

lipid

b)

protein

c)

fatty acid

d)

carbohydrate

25.

The enzyme amylase can digest carbohydrates, but it cannot digest proteins. Which explains the effect of amylase on the digestion of carbohydrates compared to proteins?

a)

Amylase is a protein, so it is restricted to acting on non-protein molecules such as carbohydrates.

b)

Amylase can digest carbohydrates because it is an enzyme, but proteins cannot be digested by enzymes.

c)

Amylase can digest carbohydrates because carbohydrates, unlike proteins, are excellent sources of cellular energy.

d)

Amylase lowers the activation energy required for the digestion of carbohydrates, but has no impact on the activation energy required to digest proteins.

26.

Which is a building block for a lipid?

a)

glycerol

b)

nucleotide

c)

amino acid

d)

monosaccharide

27.

Which best describes the importance of lipids to organisms?

a)

They provide keratin in hair and outer layers of the skin.

b)

They keep cellular organelles hydrated within an organism.

c)

They provide storage for cellular waste within an organism.

d)

They serve as cellular membrane components and as concentrated energy sources.

28.

If nucleic acids code for proteins, which is a function of proteins?

a)

to store hereditary information

b)

to store energy for long-term use

c)

to provide a quick supply of energy

d)

to provide structure and transport materials in cells

29.

Which of these statements describes how monomers combine and create macromolecules?

a)

Amino acids combine to make proteins.

b)

Glucose molecules combine to make nucleic acids.

c)

Nucleic acids combine to make starch.

d)

Proteins combine to make glucose.

30.

Which type of organic molecule should a person limit in order to lose weight?

a)

Carbohydrates, because they store twice as much energy/gram. If they are not used, they will cause weight gain.

b)

Lipids, because they store twice as much energy/gram. If they are not used, they will cause weight gain.

c)

Carbohydrates, because they are nonpolar molecules and are insoluble in water.

d)

Lipids, because they are nonpolar and soluble in water.

31.

Salivary amylase is an enzyme in the human body that digests carbohydrates from food. When food mixed with saliva enters the stomach, the action of salivary amylase slows dramatically. Which causes salivary amylase enzyme to stop digesting food?

a)

The pH of the stomach is lower than in the mouth.

b)

The concentration of food decreases in the stomach.

c)

The temperature of the food increases in the stomach.

d)

The food is mixed more in the mouth than in the stomach.

32.

Which statement BEST explains why enzymes bind to specific substrates?

a)

An enzyme can be inhibited so its active site is altered.

b)

An enzyme folds differently in the presence of different substrates.

c)

Different amino acid sequences cause variations in the shapes of an enzyme’s active sites.

d)

Enzyme-substrate binding is based on size so only large enzymes can bind to large substrates.

33.
At high temperatures enzyme activity declines because of:
a)
Denaturation
b)
Decreased Kinetic Motion
c)
Increased H-Bonding
d)
Dissociation of Ionic Compounds
34.
Based on the graph, what is the optimal temperature for this enzyme? 
a)
15oC
b)
40oC
c)
30oC
d)
35oC
35.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
36.
How many daughter cells are produced in mitosis?
a)
1
b)
2
c)
4
d)
6
37.

What are the "X" shaped things in the drawing.

a)

PMATs

b)

Chromosomes

c)

Ribosomes

d)

Telophase

38.

During what phase of Mitosis do the chromosomes line up in the Middle

a)

Metaphase

b)

Prophase

c)

Telophase

d)

Anaphase

39.

PMAT helps us remember the correct order of the phases of Mitosis. Which of the following has the phases of Mitosis in the correct Order

a)

Interphase, Mitosis, Cytokinesis

b)

Prophase, Metaphase, Anaphase, Prophase

c)

Anaphase, Telophase, Prophase, Telophase

d)

Prophase, Metaphase, Anaphase, Telophase

40.

In which phase of Mitosis do the Chromosomes pull Apart

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

41.

What is the purpose of Mitosis?

a)

Growth of an organism and Repair of damaged tissue

b)

To help the body get rid of extra cells

c)

To increase the amount of classwork you have to do

d)

To get rid of the nucleus

42.
Cells spend 90% of their time in this stage of the cell cycle. This is the reason you would see most cells in this stage if viewed under a microscope.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Interphase
43.
What do the cells look like at the end of mitosis?
a)
different from original cell
b)
similar to the original cell
c)
identical to the original cell
d)
none of these
44.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
45.
What phase of mitosis is pictured?
a)
Metaphase
b)
Telophase
c)
Prophase
d)
Anaphase
46.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
47.
Name the phase:
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
48.

Which stage of the Life Cycle of the cell is this cell in (look close-the DNA hasn't formed Chromosomes (X) yet)

a)

Interphase

b)

Prophase

c)

Anaphase

d)

Telophase

49.

The phase of the Cell Cycle in which the cell membrane pinches in and splits the cell into two

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

e)

Cytokinesis

50.

Phase of the cell cycle in which DNA is copied

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

51.

Two nuclear envelopes reform around chromosomes

a)

Prophase

b)

Metaphase

c)

Telophase

d)

Cytokinesis

52.

What phase is represented here?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

53.
Structure A refers to the _____.
a)
chromatid
b)
chromosome
c)
centromere
54.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
55.

Structure (c) is a ____. Hint: It is one half of the X shape.

a)

chromosome

b)

sister chromatid

c)

centromere

56.

What is cancer?

a)

The cell cycle moves too slowly

b)

Mitosis is skipped in the cell cycle

c)

A cell enters into the G1 phase

d)

Uncontrolled growth of Cells

57.

Tumors are...

a)

all malignant

b)

mass of abnormal cells that can grow uncontrollably

c)

usually benign

d)

always metastasizing

58.

Any substance that is known to cause cancer is called a...

a)

Carcinogen

b)

metastasizer

c)

Pathogen

d)

Retrovirus

59.
Cancer is caused by, or in other words arises because of...
a)
missing dna fibers
b)
the mutation of a gene
c)
general unhealthyness
d)
all of the above
60.
________________________ is a process of recognizing defective cells, letting them die, and replacing with normal cells.
a)
Mitosis
b)
Apoptosis
c)
Interphase
d)
Metaphase
61.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
62.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
63.
Use the diagram to answer the question. Between which parts of the molecule must the bonds be broken to form an ADP molecule?
a)
A and B
b)
A and C
c)
B and C
d)
C and D
64.
What is the name of the simple sugar that is produced in photosynthesis?
a)
Sucrose
b)
Dextrose
c)
Glucose
d)
Lactose
65.
____________________ provides the energy necessary for photosynthesis.
a)
water
b)
sunlight
c)
glucose
d)
soil
66.
Glucose is a ...
a)
sugar
b)
carbohydrate
c)
source of quick energy
d)
all are correct
67.
The formula for glucose is...
a)
C12 H22 O11
b)
NaCl
c)
NaOH
d)
C6 H12 O6
68.
This is ...
a)
mitochondria
b)
chloroplast
c)
cell
d)
phloem
69.
The reactant of photosynthesis are...
a)
sunlight and chlorophyll
b)
glucose and oxygen
c)
carbon dioxide and water
d)
sunlight and water
70.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
71.
Which of these conditions would decrease the rate of photosynthesis in a plant?
a)
Above average precipitation
b)
Changing the daylight hours from 14 hrs to 10 hrs
c)
Changing the CO2 concentration from 380 ppm to 410 ppm
d)
All of these choices
72.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
73.
Which of the following is an example of an AUTOTROPH?
a)
Appletree
b)
Dog
c)
Mushroom
d)
Human
74.

Which of the following are TRUE statements? (Select ALL that apply)

a)

Photosynthesis takes place in the chloroplasts of leaf cells

b)

Photosynthesis means "making food using sun"

c)

Photosynthesis can occur in the dark

d)

All plants, plant-like protists, and some bacteria go through photosynthesis

75.
The ____________ is the most photosynthetic part of a plant.
a)
leaf
b)
flower
c)
roots
d)
stem
76.

Why do plant breeders place bags of fungi inside greenhouses?

a)

the fungi will improve soil quality

b)

the fungi will increase the concentration of oxygen in the greenhouse

c)

the fungi will increase the concentration of carbon dioxide inside the greenhouse.

77.

A student is measuring photosynthesis in pond weed. In one experiment she counted 85 bubbles of oxygen produced. In the second experiment, she only counted 10. Which of the following could best explain the difference.

a)

in the second experiment, she moved the plant farther from the light source

b)

in the second experiment, she moved the plant towards the light source

c)

human error

78.

which of the following is not a limiting factor of photosynthesis?

a)

light intensity

b)

temperature

c)

oxygen concentration

d)

carbon dioxide levels

79.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
80.

Which organism go through cellular respiration?

a)

animals

b)

plants

c)

both animals and plants

d)

none

81.

What type of respiration requires oxygen?

a)

Aerobic

b)

Anaerobic

82.

Select ALL the products of Cellular Respiration? *clue: 3*

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

ATP (energy)

83.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
84.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
85.
Glucose is broken down during which process
a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
86.
What are the reactants in cellular respiration?
a)
glucose and oxygen
b)
glucose and carbon dioxide
c)
water and carbon dioxide
d)
oxygen and glucose
87.
What are the products in cellular respiration?
a)

water and carbon dioxide and ATP

b)

water and glucose and ATP

c)

carbon dioxide and oxygen and ATP

d)

glucose and oxygen and ATP

88.

Which reaction is NOT part of cellular respiration?

a)

Calvin Cycle

b)

Glycolysis

c)

Krebs Cycle

d)

Electron Transport Chain (ETC)

89.

What's the chemical formula for water?

a)

H2O

b)

6H2O

c)

H2O6

d)

H6O

90.

What's the chemical formula for oxygen?

a)

6O2

b)

2O6

c)

O2

d)

O6

91.

What's the chemical formula for glucose?

a)

6C6H12O6

b)

C12H6O12

c)

C6H12O6

d)

CHO

92.

Which molecule is the product of the Krebs Cycle?

a)

oxygen

b)

pyruvic acid

c)

carbon dioxide

d)

water

93.

The Electron Transport Chain is a series of chemical reactions in which energy is transferred to form a large amount of what molecule?

a)

glucose

b)

oxygen

c)

pyruvic acid

d)

ATP

94.

What is formed at the end of the Electron Transport Chain by the combination of its reactant and hydrogen?

a)

water

b)

oxygen

c)

carbon dioxide

d)

glucose

95.

Photosynthesis _________ the energy that cell respiration ______.

a)

builds ; breaks

b)

breaks ; build

c)

eats ; builds

96.
What gas is needed in order to perform respiration at the cellular level?
a)
oxygen
b)
carbon dioxide
c)
hydrogen
d)
nitrogen
97.
What gas is given off as a result of respiration?
a)
oxygen
b)
carbon dioxide
c)
hydrogen
d)
nitrogen
98.
How do animals get the carbon that they need?
a)
from the air
b)
from water
c)
from the soil
d)
from their food
99.

___ is needed for cellular respiration, it comes from food.

a)

glucose

b)

water

c)

oxygen

d)

carbon dioxide

100.

In a cell, the mitochondria is like the ___.

a)

powerhouse

b)

kitchen

c)

control center

d)

highway system

101.
What are the two reactants of cellular respiration?
a)
C6H12O6 & 6CO2
b)
6 CO2 & 6H2O
c)
C6H12O6 & 6O2
d)
6CO2 & 6O2
102.

What is the last stage of cellular respiration?

a)

glycolysis

b)

Kreb's cycle

c)

ETC

d)

Calvin Cycle

103.

What is the second stage of respiration and occurs in the mitochondria of the cell?

a)

Glycolysis

b)

Kreb's cycle

c)

ETC

d)

Calvin Cycle

104.

What is decomposition?

a)

the movement of carbon from the nonliving environment into living things and back

b)

a compound made from carbon and oxygen

c)

a chemical reaction that breaks down dead plants and animals

105.

the movement of carbon from the nonliving environment into living things and back

a)

Open System

b)

Product

c)

Carbon Cycle

d)

Natural Resource

106.

process that releases energy from food in the presence of oxygen

a)

Fossil Fuel

b)

Photosynthesis

c)

Cellular Respiration

d)

Aerobic

107.

(a)   is the process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches

108.

Luna, Evelyn, and Olivia are studying about different carbon cycles in their science class. They learned that Decomposition and Photosynthesis are part of which carbon cycle?

a)

Geological

b)

Biological

109.

Jackson, Mason, and Aiden are discussing the composition of all living things. Jackson says that all living things are composed of Carbon. Is he correct?

a)

True

b)

False

110.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
111.

Energy that drives the carbon cycle is provided by?

a)

The sun and the Earth's interior

b)
Wind energy
c)
Fossil fuels
d)
Volcanic eruptions

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