WorksheetsSemester Exam
Total questions: 114
Worksheet time: 3hrs 36mins
Name
Class
Date
1.
Which biomolecule is made of nucleotides and contain you DNA?
a)
Carbohydrate
b)
Lipids
c)
Protein
d)
Nucleic Acid
2.
Which biomolecule has sugars and starches?
a)
Lipids
b)
Proteins
c)
Carbohydrates
d)
Nucleic Acid
3.
Which biomolecule functions include enzymes which speeds the rate of chemical reactions, structural components in cells, mechanical functions in muscles and cytoskeleton, cell signaling, and immune response; provides structure and helps with chemical reactions
a)
Protein
b)
Lipids
c)
Carbohydrate
d)
Nucleic Acid
4.
Which biomolecule is important source of energy for humans; glucose for human cells, tissues, and organs; provides fiber, sugar, and starches; provides structural support, cell wall, and cell membrane maker?
a)
Nucleic Acid
b)
Lipid
c)
Carbohydrate
d)
Protein
5.
Which biomolecule includes fats, such as triglycerides, oils, waxes, and steroids (cholesterol); insoluble in water; provides energy storage, insulation, part of cell membrane, and hormones
a)
Nucleic Acid
b)
Lipids
c)
Carbohydrate
d)
Protein
6.
Identify the biomolecule
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic Acid
7.
Identify the biomolecule
a)
Lipid
b)
Protein
c)
Carbohydrate
d)
Nucleic Acid
8.
What is the monomer for a protein?
a)
Monosaccharide
b)
Triglyceride
c)
Amino Acid
d)
Nucleotide
9.
This biomolecule would be used for
a)
Building enzymes
b)
Storing energy
c)
Key source of energy
d)
Storing genetic information
10.
Lipids are made up of which of the following?
a)
glycerol and fatty acids tails
b)
glycerol and monolipids
c)
fatty acids and phosolipids
d)
amino acids and nucleotides
11.
What is the monomer of nucleic acids?
a)
Glycerol
b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides
12.
The arrangement of which three components is used to distinguish one molecule from another?
a)
carbon, hydrogen, and oxygen
b)
glucose, fructose, and ribose
c)
peptide, fatty acid, and purine
d)
water, carbon dioxide, and notrogen
13.
The waxy, organic substances used by aquatic birds to coat their feathers, when analyzed consists mostly of
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
14.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
15.
What are foods that are high in carbs?
a)
Eggs, fish, poultry
b)
Cheese, meats, vegetables
c)
Bread, potatoes, and pasta
d)
Multitude of oils, butter and condiments
16.
What do viruses need to reproduce?
a)
they need genetic material
b)
They need a host cell
c)
They need bacteria
d)
They need insulin
17.
How does a virus cause a person to develop the common cold?
a)
invades the host cell to reproduce
b)
removes energy from the host cell
c)
produces toxins in the host cell
d)
protects the host cell from bacteria
18.
A virus can be classified by its type of
a)
mitochondria
b)
chromosomes
c)
nucleic acid
d)
carbohydrates
19.
A(n) _____ is a virus that enters a bacterial cell.
a)
endospore
b)
decomposer
c)
plasmid
d)
bacteriophage
20.
When a virus invades a living cell, its _______
takes over the cell's functions.
takes over the cell's functions.
a)
outer coat
b)
genetic material
c)
core
d)
cytoplasm
21.
What part of the phage is the DNA?
a)
A
b)
B
c)
C
d)
D
22.
True or False
The flu is caused by a virus.
The flu is caused by a virus.
a)
true
b)
false
23.
Antibiotics kill viruses
a)
True
b)
False
24.
What part of a virus is the protein capsule that houses the genetic material (DNA/RNA)?
a)
tail
b)
nucleus
c)
capsid
d)
glycoprotein
25.
Which viral life cycle kills its host cell by lysing?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
26.
Which viral life cycle allows viral genetic material to lay dormant while the host cell reproduces?
a)
lytic
b)
mitosis
c)
lysogenic
d)
S phase
27.
Which of these is an animal virus?
a)
Tobacco mosaic virus
b)
bacteriophage
c)
influenza
28.
Viruses are...
a)
prokaryotic
b)
eukaryotic
c)
non-living
d)
endospores
29.
How does a virus cause a person to develop the common cold?
a)
invades the host cell to reproduce
b)
removes energy from the host cell
c)
produces toxins in the host cell
d)
protects the host cell from bacteria
30.
What is the cell cycle?
a)
The gradual development of something, especially from a simple to a more complex form.
b)
The study of heredity and the variation of inherited characteristics.
c)
The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
d)
The series of events that take place in a cell leading to its division and duplication of its DNA to produce two daughter cells.
31.
Which part of the Cell Cycle takes the longest?
a)
Interphase
b)
Mitosis
c)
Prophase
d)
Cytokinesis
32.
What happens in the first part of Interphase?
a)
Mitosis
b)
Cell Growth
c)
DNA Replication
d)
Anaphase
33.
What part of the cell cycle results in the splitting of the new cells?
a)
Interphase
b)
Mitosis
c)
Metaphase
d)
Cytokinesis
34.
What does DNA Replication mean?
a)
DNA is made.
b)
DNA makes new cells.
c)
DNA copies itself.
d)
DNA starts the cell cycle.
35.
True or False.
After a cell goes through cytokinesis, it starts mitosis all over again.
After a cell goes through cytokinesis, it starts mitosis all over again.
a)
True
b)
False
36.
True or False.
Mitosis is a continuous process.
Mitosis is a continuous process.
a)
True
b)
False
37.
What phase is this cell in?
a)
Cytokinesis
b)
Mitosis
c)
Prophase
d)
Metaphase
38.
What phase is this cell in?
a)
Mitosis
b)
Interphase
c)
Anaphase
d)
Telophase
39.
What phase is this cell in?
a)
Mitosis
b)
Cytokinesis
c)
Prophase
d)
Telophase
40.
What phase is this cell in?
a)
Mitosis
b)
Interphase
c)
Prophase
d)
Telophase
41.
What part of the cell cycle is this cell in?
a)
Mitosis
b)
Interphase
c)
Telophase
d)
Cytokinesis
42.
True or False.
Mitosis is made up of 5 phases.
Mitosis is made up of 5 phases.
a)
True
b)
False
43.
What is the longest phase in MITOSIS?
a)
Prophase
b)
Metaphase
c)
Interphase
d)
Anaphase
44.
In what phase do the chromosomes line up in the middle of the cell?
a)
Cytokinesis
b)
Metaphase
c)
Prophase
d)
Telophase
45.
In what phase does chromatin condense to form chromosomes?
a)
Mitosis
b)
Interphase
c)
Prophase
d)
Anaphase
46.
In what phase do the chromosomes get pulled apart into sister chromatid to opposite sides of the cell?
a)
Prophase
b)
Interphase
c)
Metaphase
d)
Anaphase
47.
In what phase do the organelles disperse out into the daughter cells, and the cell prepares for cytokinesis?
a)
Prophase
b)
Interphase
c)
Mitosis
d)
Telophase
48.
What can the cell cycle also be called?
a)
Cell growth
b)
DNA Replication
c)
Preparation for Mitosis
d)
Cell Divison
49.
Which is NOT a phase of the cell cycle?
a)
Interphase
b)
Cytokinesis
c)
Mitosis
d)
Duplication
50.
Select ALL stages of Interphase
a)
G1
b)
S
c)
G2
d)
Mitosis
51.
In which stage of the cell cycle does the cell grow in size?
a)
G1
b)
S
c)
G2
d)
Mitosis
52.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
53.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
54.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
55.
The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
56.
Molecules diffusing with the concentration gradient through a protein channel is...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
57.
In a nerve cell, ATP energy is used to pump sodium (Na) out of the cell and potassium (K) into the cell. This is an example of...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
58.
Food is moved into the cell by ________________________.
a)
endocytosis
b)
diffusion
c)
exocytosis
d)
osmosis
59.
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
60.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
61.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
62.
A cell in an isotonic solution will
a)
swell
b)
shrink
c)
stay the same size
d)
impossible to tell
63.
When a cell is placed in a hypertonic solution water
a)
moves from the inside of the cell to the solution
b)
moves from the solution to the inside of the cell
c)
moves equally in and out of the cell
d)
none of these
64.
During pinocytosis, the cell takes in liquids.
a)
True
b)
False
65.
What type of transport is this?
a)
facilitated diffusion
b)
active transport
c)
diffusion
d)
osmosis
66.
Active transport requires ______, moves materials from __________________, and goes _______ the concentration gradient.
a)
No energy, low to high, against
b)
ATP, high to low, with
c)
ATP, low to high, with
d)
ATP, low to high, against
67.
A cell will __________________ in a hypotonic solution.
a)
swell and perhaps burst (lyse)
b)
shrink
c)
the size of the cell will not change
d)
the size of the cell will change from large to small and from small to large
68.
The difference in the concentration of a substance from one location to another is called
a)
diffusion
b)
osmosis
c)
concentration gradient
d)
passive transport
69.
A molecule that diffuses down a concentration gradient goes from an area of ______ concentration into an area of ______ concentration.
a)
high, low
b)
low, high
c)
passive, active
d)
active, passive
70.
Two examples of passive transport are
a)
Earth and Sun
b)
Diffusion and Osmosis
c)
Energy and Wind
d)
None of the above
71.
What is homeostasis?
a)
How the body releases oxygen
b)
Passive transportation
c)
How the body regulates itself for survival
d)
Active transport
72.
The part of the plant
that is generally
under the ground
and in the soil
a)
Reproductive System
b)
Transpiration
c)
Shoot System
d)
Root System
73.
The part of the plant
that is generally above the ground including stems, leaves, buds and reproductive structures
a)
Stem System
b)
Leaf system
c)
Shoot system
d)
Xylem
74.
The tubes and support that transport water
and nutrients up, down and around in plants
a)
Vascular System
b)
Shoot System
c)
Root System
d)
Reproductive System
75.
The outer layer of plants which protects the plants and regulates water levels inside the plant.
a)
Shoot System
b)
Root System
c)
Dermal System
d)
Reproductive System
76.
In general, leaves, roots, stems and flowers
a)
Plant Systems
b)
Plant Cells
c)
Plant Organs
d)
Plant Organisms
77.
Vascular tissue (tubes) responsible for the transportation of water and minerals up from the roots and around the plant.
a)
Stomata
b)
Transpiration
c)
Phloem
d)
Xylem
78.
Vascular tissue (tubes) responsible for the transportation of glucose down and around in a plant.
a)
Transpiration
b)
Xylem
c)
Phloem
d)
Root Hairs
79.
The process of water movement in plants
due to evaporation out the stomata
and absorption of water through the root hairs
a)
Active Transport
b)
Transpiration
c)
Stomata
d)
Guard Cells
80.
Pores under leaves
that allow for transpiration
and gas exchange
a)
Xylem
b)
Stomata
c)
Phloem
d)
Transpiration
81.
Two cells that regulate the size of the stomata depending on temperature and
water conditions
a)
Phloem
b)
Xylem
c)
Stomata
d)
Guard Cells
82.
A large number of elongated cells that
grow out from the roots. They absorb water and minerals from the soil
via osmosis.
a)
Root Hairs
b)
Stomata
c)
Guard Cells
d)
Pholem
83.
The parts of the plant (angiosperms) involved in producing gametes (pollen and eggs) and seeds (fertilized eggs)
a)
Shoot System
b)
Phloem
c)
Xylem
d)
Reproductive System
84.
The plant hormone response to the
force of gravity
a)
Phototropism
b)
Geotropism
c)
Thigmotropism
d)
Transpiration
85.
The plant hormone response to light
a)
Transpiration
b)
Thigmotropism
c)
Geotropism
d)
Phototropism
86.
The plant hormone response to touch
a)
Thigmotropism
b)
Geotropism
c)
Phototropism
d)
Transpiration
87.
Which excretory organ eliminates water and some chemical wastes in sweat?
a)
skin
b)
lungs
c)
kidney
88.
Which of the following defines homeostasis?
a)
The ability of the body or a cell to seek and maintain stability within its internal environment
b)
A chemical reaction within a living organism that makes energy available for its use
c)
A system that sends immediate and specific information as electrical impulses
89.
The kidneys are major organs in the _______________________
a)
nervous system
b)
excretory system
c)
endocrine system
90.
The kidneys, ureters, urethra and urinary bladder make up the:
a)
Kidney System in invertebrates.
b)
Nervous System in aquatic sponges
c)
Excretory System which regulates body fluids
91.
When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas releases insulin, which opens channels in cell membranes to allow glucose to enter the cell, lowering blood sugar levels.
a)
Positive Feedback Response
b)
Negative Feedback Loop
92.
What is responsible for delivering oxygen and removing carbon dioxide from the body?
a)
cell nucleus
b)
excretory system
c)
nervous tissue
d)
respiratory system
93.
The __________ system directs the body to inner and outer changes.
a)
digestive
b)
circulatory
c)
nervous
d)
skeletal
94.
The __________ is the main organ of the nervous system.
a)
heart
b)
lungs
c)
brain
d)
skin
95.
The circulatory system uses _________ to deliver oxygen to the rest of the body.
a)
blood cells
b)
lungs and nose
c)
blood vessels
d)
brain and spinal cord
96.
The maintenance of an organism’s internal environment is called:
a)
compensating
b)
homeostasis
c)
balancing
d)
routine
97.
A nerve cell that is the basic working unit of the brain and nervous system which processes and transmits information
a)
axon
b)
neuron
c)
dendrite
d)
neurotransmitter
98.
What part of the brain controls breathing?
a)
Cerebrum
b)
Cerebellum
c)
Brain Stem
d)
Breathing Area
99.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
100.
Which organ of the excretory system stores urine until the body is ready to eliminate it?
a)
ureters
b)
urethra
c)
urinary bladder
d)
urea
101.
What body system protects your organs?
a)
Nervous System
b)
Cardiovascular System
c)
Respiratory System
d)
Skeletal System
102.
Each body system includes two or more organs that work together. This means that body systems are interrelated.
a)
True
b)
False
103.
What system moves the body?
a)
Endocrine System
b)
Muscular System
c)
Cardiovascular System
d)
Skeletal System
104.
What body system breaks down food for energy?
a)
Urinary System
b)
Digestive System
c)
Lymphatic System
d)
Respiratory
Respiratory System
Respiratory System
105.
What system sends and receives messages?
a)
Immune System
b)
Urinary System
c)
Digestive System
d)
Nervous System
106.
This system gets rid of waste. What is it?
a)
Muscular System
b)
Urinary System
c)
Lymphatic System
d)
Endocrine System
107.
What system brings food and oxygen to cells?
a)
Cardiovascular System
b)
Nervous System
c)
Digestive System
d)
Muscular System
108.
What system carries oxygen to the blood?
a)
Cardiovascular System
b)
Respiratory System
c)
Nervous System
d)
Endocrine System
109.
What system protects the body from disease?
a)
Lymphatic System
b)
Endocrine System
c)
Immune System
d)
Urinary System
110.
This system regulates body functions.
a)
Endocrine System
b)
Muscular System
c)
Cardiovascular System
d)
Nervous System
111.
The reproductive system allows for the creation of new life (babies).
a)
True
b)
False
112.
The humerus is part of this system?
a)
Muscular
b)
Reproductive
c)
Skeletal
d)
Nervous
113.
Which system produces sperm and egg cells? In females, it also nourishes the fetus.
a)
reproductive
b)
endocrine
c)
nervous
d)
lymphatic
114.
Gas exchange between the blood and the outside occurs in which system?
a)
Respiratory
b)
Circulatory
c)
Lymphatic
d)
Integumentary
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