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WorksheetsMidterm Review
Total questions: 65
Worksheet time: 37mins
Name
Class
Date
1.
This is the manipulated variable, or the variable you control.
a)
Independent
b)
Dependent
2.
This is the data that you get from your experiment.
a)
Results
b)
conclusion
c)
Hypothesis
d)
Experiment
3.
This group in an experiment does not receive the variable from the experimenter.
a)
Independent variable
b)
Dependent variable
c)
Control group
d)
constant
4.
The variable that you change in the experiment. Also called the manipulated variable.
a)
Controlled
b)
Dependent
c)
Independent
d)
Responding
5.
The conclusion is based on the results of the _____.
a)
Information
b)
Hypothesis
c)
Experiment
d)
Problem
6.
Observation
a)
Act of recognizing a fact using your senses
b)
Information organized for analysis
c)
Conclusion or reason proposed to explain an observation
7.
The variable that changes because you changed the other variable. Also called the responding variable.
a)
Dependent
b)
Independent
c)
Controlled
d)
Manipulated
8.
Qualitative or Quantitative:
The butterfly is on a pink flower.
The butterfly is on a pink flower.
a)
Qualitative
b)
Quantitative
9.
Qualitative or Quantitative:
The cat has two ears.
The cat has two ears.
a)
Qualitative
b)
Quantitative
10.
What particle provided the positive charge for an atom?
a)
proton
b)
neutron
c)
electron
d)
nucleus
11.
Which particle contributes the negative charge to the atom?
a)
proton
b)
electron
c)
neutron
d)
nucleus
12.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
13.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
14.
What type of bond is found inside of a water molecule?
a)
Covalent
b)
Hydrogen
c)
Ionic
d)
Peptide
15.
What are the monomers of carbohydrates?
a)
Nucleotides
b)
Amino Acids
c)
Polysaccharides
d)
Monosaccharides
16.
The monomer of a nucleic acid is
a)
Monosaccharide
b)
Amino Acid
c)
Nucleotide
d)
Triglyceride (3 Fatty Acids and 1 Glycerol)
17.
Enyzmes are a very important type of protein used to
a)
Build bones in skeleton
b)
Send hormonal signals throughout body
c)
Speed up chemical reactions
d)
Photosynthesize glucose in plants
18.
This substance is considered a polar substance
a)
water
b)
oil
c)
butter
d)
gasoline
19.
A class of biological molecules whose defining characteristic is their relative insolubility in water. Examples of these include steroids, oils, fats, and fatty acids.
a)
Polypeptide
b)
Lipids
c)
Fatty acid
d)
Enzyme
20.
A water strider can skate along the top of a pond because:
a)
covalent bonds result in water cohesion
b)
hydrogen bonds result in water cohesion (surface tension)
c)
water striders have adapted to take advantage of water cohesion
d)
low surface tension of water
21.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
22.
Why does water move from the roots to the leaves of plants?
a)
Water is pushed by solutes
b)
Capillary action pulls the water molecules like a chain
c)
Water is pulled by gravity
d)
Water’s cohesion causes it to “pull” towards the leaves
23.
A strong acid might have a pH of _.
a)
2
b)
14
c)
11
d)
7
24.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
25.
The part of the enzyme that the substrate bonds to is called the _____.
a)
active site
b)
activation energy
c)
bond site
d)
peptide bond
26.
Which macromolecule is made of simple and complex sugars?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
27.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
28.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
29.
What is the monomer of proteins?
a)
amino acids
b)
polypeptides
c)
nucleotides
d)
monosaccharides
30.
This scientist was the first to identify cells and name them:
a)
Hooke
b)
Leeunwenhoek
c)
Schleiden
d)
Virchow
31.
This scientist observed live cells and observed greater detail:
a)
Hooke
b)
Leeunwenhoek
c)
Virchow
d)
Schwann
32.
All existing cells are produced by other
a)
living cells
b)
dead cells
c)
atom cells
d)
animal cells
33.
This contains membrane-bound organelles
a)
Eukaryotic cell
b)
Prokaryotic cell
c)
Both
d)
Neither
34.
This contains a nucleus
a)
Eukaryotic Cell
b)
Prokaryotic cell
c)
Both
d)
Neither
35.
This is only single-celled
a)
Eukaryotic Cell
b)
Prokaryotic cell
c)
Both
d)
Neither
36.
This does not contain a nucleus
a)
Eukaryotic cell
b)
Prokaryotic cell
c)
Both
d)
Neither
37.
What of the following is a prokaryote?
a)
animal cell
b)
bacteria
c)
virus
d)
plant cell
38.
Which of the following is NOT part of the Cell Theory?
a)
All living things are made up of 1 or more cells
b)
All cells come from pre-existing cells
c)
Cells are basic unit of structure for living things
d)
All cells have a nucleus
39.
How does a cell maintain homeostasis?
a)
Regulates what enters and leaves the cell
b)
Flexibility
c)
Protective barrier
d)
Structure and support
40.
Lipid tails are...
a)
Nonpolar
b)
Polar
41.
What is this image?
a)
cell membrane
b)
proteins
c)
carbohydrates
d)
lipids
42.
Osmosis is the movement of ______ through the cell membrane.
a)
Salt
b)
Proteins
c)
Water
d)
Nutrients
43.
If a molecule cannot fit through the cell membrane, which of these can be used by a cell to bring things in?
a)
Sodium-potassium pump
b)
Pinocytosis
c)
Endocytosis
d)
Exocytosis
44.
Which of these is NOT an example of active transport?
a)
Pinocytosis
b)
Phagocytosis
c)
Exocytosis
d)
Facilitated diffusion
45.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
46.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
47.
The cell below is in a ___________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
48.
Potatoes are placed in a cup of salt water. Which word best describes the salt water?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
Dirty
49.
What type of transport requires energy from ATP?
a)
Osmosis
b)
Diffusion
c)
Facilitated diffusion
d)
Active transport
50.
What type of transport is shown in the picture?
a)
Osmosis
b)
Diffusion
c)
Endocytosis
d)
Exocytosis
51.
The powerhouse of the cell is the...
a)
Mitochondrion
b)
Golgi body
c)
Nucleus
d)
Ribosomes
52.
What makes the endoplasmic reticulum rough?
a)
Vessicles
b)
Vacuoles
c)
Ribosomes
d)
Chromosomes
53.
What can only be found in plant cells?
a)
Cell membrane
b)
Vacuole
c)
Chloroplast
d)
Mitochondrion
54.
Where are proteins made?
a)
Golgi body
b)
Mitoichondrion
c)
Chromosomes
d)
Ribosomes
55.
What is found in both plant and animal cells but is much larger in plant cells?
a)
Nucleus
b)
Mitochondrion
c)
Chloroplast
d)
Vacuole
56.
The ______________ is the brain of the cell.
a)
Vacuole
b)
Nucleus
c)
Chromosomes
d)
60 W light bulb
57.
What kind of cell organelle is this?
a)
Nucleus
b)
Golgi Body
c)
Smooth ER
d)
Plasma Membrane
58.
What kind of cell organelle is this?
a)
Nucleus
b)
Golgi Body
c)
Mitochondrion
d)
Plasma Membrane
59.
What kind of cell organelle is this?
a)
Cytoplasm
b)
Nucleus
c)
Cell Membrane
d)
Cell Wall
60.
The golgi body is like which of the following real world examples?
a)
Post Office
b)
Armed Forces
c)
Walls of Your House
d)
The Brain
61.
What kind of cell organelle is this?
a)
Cell Wall
b)
Chloroplasts
c)
Endoplasmic Reticulum
d)
Vacuoles
62.
What are digestive enzymes that break down complex molecules?
a)
Ribosomes
b)
Lysosomes
c)
Cytoplasm
d)
Endoplasmic Reticulum
63.
What is a thick solution that is surrounded by the cell membrane that is composed of water, salt and proteins that includes all the materials inside the cell (but is outside the nucleus)?
a)
Ribosomes
b)
Lysosomes
c)
Cytoplasm
d)
Endoplasmic Reticulum
64.
What is diffusion?
a)
when molecules move
b)
when molecules move from a high concentration to a low.
c)
no movement
d)
molecules move everywhere
65.
Osmosis it the diffusion of __________.
a)
water
b)
glucose
c)
air
d)
passive transport
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