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WorksheetsBiology Midterm
Total questions: 93
Worksheet time: 1hrs 12mins
Name
Class
Date
1.
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
2.
Green plants produce their own food through the process of photosynthesis.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
3.
A pill bug (roly poly) eats a carrot.
a)
All living things contain cells
b)
All living things use energy
c)
All living things maintain homeostasis
d)
All living things grow
4.
An amoeba is a unicellular organism. Which characteristic of life is this?
a)
All living things use energy
b)
All living things contain cells
c)
All living things respond to their environment
d)
All living things grow
5.
A tulip opens in the morning at sunrise and closes in the evening at sunset.
a)
All living things have cells
b)
All living things use energy
c)
All living things respond to their environment
d)
All living things grow
6.
A sea worm drops its tail and the tail becomes a new worm.
a)
All living things contain cells
b)
All living things grow
c)
All living things have different levels of organization
d)
All living things reproduce
7.
a living thing that is only one cell its entire life
a)
prokaryote
b)
eukaryote
c)
unicellular
d)
multicellular
8.
is a simple cell that does not have a nucleus or membrane bound organelles
a)
autotroph
b)
heterotroph
c)
eukaryote
d)
prokaryote
9.
During ___________ conditions inside our body are kept stable (the same)
a)
homeopathic
b)
Homo sapian
c)
homeostasis
d)
homologous
10.
Which of the following is an example of a species?
a)
fungi
b)
plants
c)
blue jays
d)
animals
11.
an organism made of more than 1 cell
a)
prokaryote
b)
eukaryote
c)
unicellular
d)
multicellular
12.
living
a)
biotic
b)
abiotic
c)
binomial nomenclature
d)
taxonomy
13.
List the levels of organization in order.
a)
tissues, organs, systems, organism, cells, chemical
b)
chemicals, cells, tissues, organs, systems, organism
c)
cells, chemical, organs, tissues, systems, organism
d)
organism, cells, chemical, tissues, organs, systems
14.
Over many hundreds of years, a population of rabbits living in the woods adapts to its surrounding with brown fur.
a)
All living things have adaptations
b)
All living things grow
c)
All living thing have a metabolism
d)
All living things have an internal structure
15.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
16.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Nitrogen
c)
Carbon
d)
Oxygen
17.
_________ are composed out of carbon (C), hydrogen (H), oxygen (O), nitrogen (N), and phosphorus (P)
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic 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.
Glycerol and fatty acids are the monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
23.
The organic compounds that have many structural purposes and are used in many processes within the
cell are called ____________________.
cell are called ____________________.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
24.
Which macromolecule is shown?
View Figure 1 (if not visible)
View Figure 1 (if not visible)
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
25.
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
26.
Which macromolecule is shown?
View Figure 2 (if not visible)
View Figure 2 (if not visible)
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
27.
Which macromolecule is shown?
View Figure 3 (if not visible)
View Figure 3 (if not visible)
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
28.
Which macromolecule is shown?
View Figure 4 (if not visible)
View Figure 4 (if not visible)
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
29.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
30.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
31.
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
32.
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
33.
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
34.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
35.
This is one job proteins do NOT have in the body
a)
insulation
b)
structure for tissues and organs
c)
speed up chemical reactions
d)
transport things through cell membrane
36.
Which macromolecule is made of simple and complex sugars?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
37.
Subunit is to Macrocolecule like ___ is to ____
a)
Building is to Bricks.
b)
Brick is to Building.
c)
Carpenter is to Building.
d)
Building is to Carpenter.
38.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
39.
Enzymes are capable of increasing the rate of a chemical reaction within a living cell. Enzymes accomplish this through which of the following means?
a)
reducing the number of products
b)
reducing the activation energy
c)
increasing the temperature of the cell
d)
increasing the concentration of reactants
40.
What is structure A?
a)
Substrate
b)
Active site
c)
Enzyme
d)
Products
41.
What is structure D?
a)
Substrate
b)
Active site
c)
Enzyme
d)
Products
42.
How do enzymes speed up chemical reaction?
a)
Increasing activation energy
b)
Decreasing activation energy
c)
Increasing deactivation energy
d)
Decreasing deactivation energy
43.
Each enzyme only has 1 substrate that will fit its active site. What is this called?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
44.
Changes in pH and temperature can damage an enzymes active site. What is this called?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
45.
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.
46.
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 .
47.
After the enzyme and substrate bind together and perform the reaction, what does the substrate become?
a)
a substrate
b)
an enzyme
c)
a product
d)
an active site
48.
surrounds the cell; regulates what enters/leaves cell; maintains homeostasis
a)
vacuole
b)
cell wall
c)
cell membrane
d)
lysosome
49.
breaks down glucose to release energy for the cell
a)
nucleus
b)
lysosomes
c)
mitochondria
d)
vacuole
50.
control the cell's activities; contains the cell's DNA
a)
mitochondria
b)
cell membrane
c)
nucleus
d)
golgi body
51.
What is the cell organelle that stores water, food and waste called?
a)
The cytoplasm
b)
The lysosomes
c)
The vacuole
d)
The mitochondria
52.
What is the main
difference between prokaryotic and eukaryotic cells?
a)
Prokaryotic cells have a nucleus and Eukaryotic cells do not
b)
Prokaryotic cells are unicellular and Eukaryotic cells are multicellular.
c)
Prokaryotic cells do not have a nucleus, Eukaryotic cells do have a nucleus.
d)
Prokaryotic cells are plant cells and Eukaryotic cells are animal cells.
53.
The main function of chloroplasts is:
a)
To control what enters and leaves the cell.
b)
To break down food to release energy for the cell.
c)
To control all activities of the cell.
d)
To produce food for the cell using the sun's energy.
54.
The cytoplasm
a)
Is the gel-like fluid that holds other organelles in place.
b)
Breaks down food to produce energy for the cell.
c)
Is known as the "brain" of the cell.
d)
Is where photosynthesis takes place.
55.
Which statement is NOT part of the Cell Theory?
a)
Only animals are made of cells.
b)
Cells are the basic unit of structure and function in all living things.
c)
All living things are made of cells.
d)
New cells come from existing cells.
56.
Ribosomes are the cell organelle that
a)
Break down food to produce energy for the cell.
b)
Produce proteins for the cell.
c)
Break down broken cell parts.
d)
Make food for the cell using the sun's energy.
57.
This organelle helps plants keep their rigid structure.
a)
Cell wall
b)
Cell membrane
c)
Chloroplast
d)
Nucleus
58.
Using this image, what organelle is D?
a)
Endoplasmic Reticulum
b)
Flagella
c)
Rough ER
d)
Smooth ER
59.
This organelle helps plants keep their rigid structure.
a)
Cell wall
b)
Cell membrane
c)
Chloroplast
d)
Nucleus
60.
Using this image, what organelle is G?
a)
Vacuole
b)
Flagella
c)
Rough ER
d)
Nucleus
61.
Using this image, what organelle is N?
a)
Centrioles
b)
Cell Membrane
c)
Golgi Apparatus
d)
Ribosome
62.
Using this image, what organelle is C?
a)
Cell Wall
b)
Mitochondria
c)
Large Cell Vacuole
d)
Chloroplast
63.
Using this image, what organelle is G?
a)
Cell Wall
b)
Mitochondria
c)
Vacuole
d)
Chloroplast
64.
Using this image, what organelle is E?
a)
Cell Wall
b)
Nucleus
c)
Vacuole
d)
Chloroplast
65.
Using this image, what organelle is A?
a)
Cell Wall
b)
Large Central Vacuole
c)
Mitochondria
d)
Chloroplast
66.
What is cellular respiration?
a)
the breakdown of glucose to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
67.
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
68.
The mitochondria is responsible for ...
a)
photosynthesis
b)
anaerobic respiration
c)
aerobic respiration
d)
fermentation
69.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
70.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
71.
In which eukaryotic organelles does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
72.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
73.
The expression "feel the burn" means that a person exercising is doing
a)
lactic acid fermentation
b)
alcoholic fermentation
c)
photosynthesis
d)
aerobic respiration
74.
How many ATP are produced in aerobic respiration?
a)
2
b)
33
c)
4
d)
36
75.
How many ATP are produced in Alcoholic respiration?
a)
2
b)
33
c)
4
d)
36
76.
Which phase?
a)
Prophase
b)
Interphase
c)
Anaphase
d)
Telophase
77.
Which phase?
a)
Anaphase
b)
Cytokinesis
c)
Telophase
d)
Metaphase
78.
Which phase?
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
79.
Which phase?
a)
Anaphase
b)
Cytonkinesis
c)
Interphase
d)
Prophase
80.
Which phase?
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
81.
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 both 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.
82.
How many chromosomes do humans have?
a)
46
b)
21
c)
10
83.
If an organism has a diploid number of 50, how many chromosomes would be in the gametes?
a)
25
b)
50
c)
100
84.
The time between cell divisions in the life cycle of the cell is called
a)
anaphase
b)
interphase
c)
prophase
d)
metaphase
85.
The cell spends most of its time in which phase?
a)
anaphase
b)
interphase
c)
prophase
d)
metaphase
86.
Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have -
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
87.
The ___________ holds the replicated sister chromatids together.
a)
centriole
b)
chromosomes
c)
centromere
d)
cycles
88.
Which of the following shows the correct sequence of the cell cycle?
a)
Mitosis-> G1->S->G2->cytokinesis
b)
S->G1-> G2-> mitosis-> cytokinesis
c)
cytokinesis->mitosis->G1->S->G2
d)
G1->S->G2->mitosis->cytokinesis
89.
A cat has a total of 19 chromosomes in its sex cells. How many chromosomes are in the somatic cells?
a)
38
b)
19
c)
76
d)
10
90.
The process of crossing over occurs in what meiotic phase?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
91.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
92.
Which of these cells would undergo meiosis?
a)
skin cells
b)
liver cells
c)
brain cells
d)
sperm cells
93.
You inherited...
a)
most of your chromosomes from your mother
b)
most of your chromosomes from your father
c)
a random number of chromosomes from each parent
d)
half your chromosomes from your mother and half from your father.
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