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WorksheetsSemester 1 Bio review
Total questions: 65
Worksheet time: 3hrs 6mins
Name
Class
Date
1.
What is the study of life called?
a)
Biology
b)
Life Sciences
c)
Chemistry
d)
Earth Science
2.
Order the following from highest to lowest level of organization
a)
Ecosystem, Community, Biosphere, Population
b)
Community, Population, Ecosystem, Biosphere
c)
Biosphere, Ecosystem, Community, Population
d)
Population, Community, Ecosystem, Biosphere
3.
A ___________ is a testable explanation for a question or problem.
a)
Hypothesis
b)
Result
c)
Prediction
d)
Test
4.
The variable that is changed during the experiment (or the cause) is the _______________.
a)
Independent Variable
b)
Dependent Variable
c)
Control Variable
d)
Interdependent Variable
5.
The variable that is measured or observed during the experiment (or the effect) is the ______________.
a)
Independent Variable
b)
Dependent Variable
c)
Control Variable
d)
Interdependent Variable
6.
A __________ is necessary as a comparison to the experimental groups; it is the standard in which all conditions are kept the same.
a)
Constant
b)
Control
7.
An experiment is conducted to determine the rate of photosynthesis in a variety of plants in a laboratory. What factor should be controlled during the experiment in order to obtain reliable results?
a)
the rate of plant growth
b)
the exposure time of the plants to light
c)
the rate of oxygen production by the plants
d)
the type of plant container
8.
All organic molecules contain...
a)
Protein
b)
Carbon
c)
Phosphorus
d)
Water
9.
Viruses are...
a)
prokaryotic
b)
eukaryotic
c)
non-living
d)
endospores
10.
Which of these things can affect how well an enzyme works?
a)
The speed of light.
b)
Temperature
11.
______ is a scale that depicts how acidic or basic a solution is.
a)
pH
b)
Isotope
c)
Bass' Acidity Index
d)
Cambridge Slope
12.
A(an) _______________ organism is a living thing that is composed of many cells.
a)
Unicellular
b)
Cellular
c)
Anticellular
d)
Multicellular
13.
____________ is a protein that speeds up a chemical reaction.
a)
Enzyme
b)
Isotope
c)
Glucose
d)
DNA
14.
Which part of the cell regulates the movement of materials into and out of the cell?
a)
cell wall
b)
cell membrane
c)
central vacuole
d)
nucleus
15.
Which of the following organelles use CO2 to produce sugars?
a)
vacuoles
b)
ribosomes
c)
chloroplast
d)
mitochondria
16.
What organelle is responsible for extracting chemical energy (ATP) from food molecules?
a)
nucleus
b)
ribosome
c)
chloroplast
d)
mitochondrion
17.
Which of the following processes allows the cells of an organism to use carbon from the environment?
a)
respiration
b)
fertilization
c)
transpiration
d)
photosynthesis
18.
What type of transport is this?
a)
Passive Transport
b)
Facilitated Diffusion
c)
Active Transport
d)
Osmosis
19.
What type of transport is this?
a)
Diffusion
b)
Osmosis
c)
Facilitated Diffusion
d)
Active Transport
20.
In which solution will water move into a cell?
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
d)
Equilibrium
21.
What are the monomers for the molecules shown in the diagram?
a)
Amino Acids
b)
Fatty Acids
c)
Nucleotides
d)
Monosaccharides
22.
Which of the following answers links a macromolecule with one of its proper functions?
a)
Lipids - Store genetic information
b)
Carbohydrates - short term energy storage
c)
Nucleic Acids - Catalyze reactions
d)
Proteins - long term energy storage
23.
Which organic macromolecules are composed of chains of amino acids that join to form the structural components of organisms.
a)
Carbohydrates
b)
Proteins
c)
Amino Acids
d)
Lipids
24.
Which macromolecule 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
25.
What is this molecule- hint: C6H12O6?
a)
a protein monomer
b)
a glucose monomer
c)
a lipid monomer
d)
a polysaccharide
26.
You are made up of...
a)
eukaryotic cells
b)
prokaryotic cells
c)
plant cells
d)
bacterial cells
27.
The metric system is based on multiples of _____.
a)
100
b)
1000
c)
10
d)
1
28.
The base unit for length is _____.
a)
second
b)
gram
c)
meter
d)
liter
29.
The base unit for volume is _____.
a)
second
b)
gram
c)
meter
d)
liter
30.
The base for mass is _____.
a)
meter
b)
gram
c)
kilogram
d)
liter
31.
10.5 cm = __ m
a)
.105
b)
10
c)
105
d)
1,000
32.
1000 grams = ___ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
33.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for making proteins
d)
because we eat it every day for energy
34.
What is the name of part "K"?
a)
The revolving nosepiece
b)
Ocular Lens
c)
Fine adjustment knob
d)
coarse adjustment knob
35.
What is the name of part "G"?
a)
The revolving nosepiece
b)
Light Source
c)
arm
d)
coarse adjustment knob
36.
Measure to the nearest milliliter.
a)
73 mL
b)
73.0 mL
c)
76 mL
d)
76.1 mL
37.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the water?
a)
Dependent
b)
Independent
c)
Control
38.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
39.
The basic unit of life is called a (n)
a)
atom
b)
compound
c)
cell
d)
energy
40.
Keeping your internal body temperature within a normal range is an example of...
a)
excretion
b)
homeostasis
c)
respiration
d)
metabolism
41.
A worm turning away from light is an example of a worm
a)
reproducing
b)
doing cellular respiration
c)
having cells
d)
responding to its environment
42.
Spontaneous generation is the idea that living things can come
a)
other living things
b)
from non living things
c)
from experiments in the lab
d)
outer space
43.
What is the main source of energy on Earth?
a)
stars
b)
moon
c)
water
d)
sun
44.
What is one chacteristic of life
a)
living things are social
b)
living things reproduce
c)
living things move
d)
living things build stuff
45.
Which of the following formulas represents photosynthesis?
a)
6 H2O + 6 O2 + light = C6H12O6 + 6 CO2
b)
6 H2O + 6 CO2 + light = C6H12O6 + 6 O2
c)
C6H12O6 + + 6 O2 = 6 H2O + 6 CO2 + ATP
d)
C6H12O6 + + 6 O2 = 6 H2O + 6 CO2
46.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
47.
Which atomic particle has a positive charge?
a)
Proton
b)
Neutron
c)
Electron
48.
The smallest part of an element is known as the
a)
Molecule
b)
Atom
c)
Proton
d)
Compound
49.
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
50.
Attractions between water molecules are called
a)
Covalent bonds
b)
Ionic bonds
c)
Polar bonds
d)
Hydrogen bonds
51.
The term for molecular attraction in which a water sticks to other, unlike substances.
a)
Polar
b)
Adhesion
c)
Cohesion
d)
Heat Capacity
52.
During osmosis, water molecules move across a semi-permeable membrane towards...
a)
an equal amount of solute
b)
a lower amount of solute
c)
a higher amount of solute
d)
none of the above
53.
During osmosis and diffusion substances pass through which organelle?
a)
nucleus
b)
cell membrane
c)
endoplasmic reticulum
d)
golgi body
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.
A fertilized chicken egg is _______.
a)
living
b)
non-living
c)
dead
56.
A covalent bond is formed by the...
a)
Transfer of electrons
b)
Sharing of electrons
c)
Gaining of electrons
d)
Losing of electrons
57.
What is the main function of ribosomes?
a)
To make proteins
b)
To provide energy
c)
To store water
d)
To dispose of useless organelles
58.
Put the following instructions in order as thought you were focusing a microscope.
A. Use the fine adjustment knob to get the specimen in focus
B. Center the specimen on the stage
C. Use the course adjustment knob to get the specimen in focus
D. Put on the lowest power objective lens
E. Move slide to center specimen in the field of view
F. Change the objective lens to higher power magnification
A. Use the fine adjustment knob to get the specimen in focus
B. Center the specimen on the stage
C. Use the course adjustment knob to get the specimen in focus
D. Put on the lowest power objective lens
E. Move slide to center specimen in the field of view
F. Change the objective lens to higher power magnification
a)
B, D, C, E, F, A
b)
A, C, D, F, B, E
c)
C, D, F, B, A, E
d)
B, D, C, F, A, E
59.
What is the starting molecule of glycolysis?
a)
Glucose
b)
Acetyl-CoA
c)
Fructose
d)
Pyruvate
60.
Muscle fatigue is cause when the process of fermentation produces:
a)
Ethanol
b)
Lactic Acid
c)
ATP
d)
NADH
61.
ATP is made at this stage of cellular respiration.
a)
Glycolysis
b)
Kreb's Cycle
c)
Electron Transport Chain
d)
Cytoplasm
62.
Chlorophyll is green because:
a)
it absorbs green wavelengths of light
b)
it absorbs blue and yellow wavelengths, which make green
c)
it does not absorb green wavelengths well
d)
of an optical illusion cause by transmitted light
63.
Who got the credit for the discovery of DNA's structure?
a)
Charles Darwin
b)
Gregor Mendel
c)
Franklin and Wilkins
d)
Watson and Crick
64.
What will the sequence of the complementary strand of DNA be if the original strand has the following sequence?
AATGGGCCTATC
AATGGGCCTATC
a)
TTACCCGGATAG
b)
TTAGGGCCATAG
c)
TTACGGGGATAG
d)
UUACCCGGAUAG
65.
The process by which glucose is split into pyruvate.
a)
Glycolysis
b)
Kreb's Cycle
c)
Citric Acid Cycle
d)
Electron Transport Chain
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