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WorksheetsBiology, First Semester Exam Review
Total questions: 100
Worksheet time: 1hrs 4mins
Name
Class
Date
1.
These are the substances that are changed during a chemical reaction.
a)
reactants
b)
products
2.
These are the substances made by a chemical reaction
a)
reactants
b)
products
3.
When H+ reacts with OH-, it forms what?
a)
acid
b)
water
c)
base
d)
carbon dioxide
4.
Inside of the nucleus, you will find which particles?
a)
electrons and protons
b)
neutrons and electrons
c)
protons and neutrons
d)
electrons only
5.
Substances that have a pH less than 7 are considered:
a)
acidic
b)
basic
c)
neutral
6.
Substances that have a pH more than 7 are considered:
a)
acidic
b)
basic
c)
neutral
7.
Substances that have a pH of 7 are considered:
a)
acidic
b)
basic
c)
neutral
8.
______ occurs when reactants and products are made at the same rate.
a)
Activation energy
b)
Equilibrium
c)
Exothermic Energy
d)
Endothermic Energy
9.
This is a chemical reaction that absorbs more energy than it releases
a)
exothermic reaction
b)
endothermic reaction
c)
activation energy
d)
bond energy
10.
This is a chemical reaction that releases more energy than it absorbs
a)
exothermic reaction
b)
endothermic reaction
c)
activation energy
d)
bond energy
11.
Which property of water allows water to resist changes in temperature?
a)
high specific heat
b)
cohesion
c)
adhesion
d)
polarity
12.
Which property of water causes water to form beads?
a)
high specific heat
b)
cohesion
c)
adhesion
d)
polarity
13.
Which property of water helps plants to transports water from their roots to their leaves?
a)
high specific heat
b)
cohesion
c)
adhesion
d)
polarity
14.
In this Bohr model of Neon, how many valence electrons (electrons in the last shell) are there?
a)
10
b)
20
c)
8
d)
16
15.
This particle has a positive charge
a)
electron
b)
proton
c)
neutron
d)
atom
16.
This particle has a negative charge
a)
electron
b)
proton
c)
neutron
d)
atom
17.
This particle has a neutral charge
a)
electron
b)
proton
c)
neutron
d)
atom
18.
If Helium has 2 protons, how many electrons will it have if there is no charge?
a)
0
b)
1
c)
2
d)
4
19.
These are made up of only one type of atom.
a)
compounds
b)
bonds
c)
molecule
d)
elements
20.
Atoms can become ions when its number of ________ changes.
a)
protons
b)
electrons
c)
neutrons
d)
nuclei
21.
This organelle takes food and turns it into ENERGY for plant and animal cells.
a)
Chloroplast
b)
Mitochondria
c)
Lysosome
d)
Ribosome
22.
The site of photosynthesis
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
nucleus
23.
The ___________ is the basic unit of life
a)
organ
b)
cell
c)
atom
d)
tissue
24.
When many organ systems work together it can form...
a)
organ
b)
cells
c)
organ system
d)
organism
25.
This is a example of........
a)
organ system
b)
cells
c)
organ
d)
tissue
26.
This is a example of ........
a)
cell
b)
organ system
c)
organ
d)
tissue
27.
The brain is a part of which organ system?
a)
nervous
b)
skeletal
c)
muscular
d)
digestive
28.
The lungs and the kidneys are examples of
a)
cells
b)
organs
c)
tissues
d)
organ systmes
29.
Which organelle is only found in a plant cell?
a)
nucleus
b)
chloroplast
c)
mitochondria
d)
cell membrane
30.
Starch and water molecules in potato cells are stored in what organelle?
a)
mitochondria
b)
nucleus
c)
cell wall
d)
vacuole
31.
Cells with a nucleus and membrane-bound organelles are called ____________________.
a)
prokaryotes
b)
eukaryotes
c)
bacteria
d)
protists
32.
_ are organelles responsible for digesting certain materials within the cell.
a)
vacuoles
b)
chloroplasts
c)
lysosomes
d)
cell membrane
33.
Chloroplasts are organelles that convert light energy to sugars. These organelles are found only in plants. Which organelles are found only in animals?
a)
Golgi apparatus
b)
lysosomes
c)
mitochondria
d)
ribosomes
34.
The basic unit of structure and function in a living things.
a)
chloroplast
b)
nucleus
c)
cell
d)
cell membrane
35.
Cellular respiration is the process by which
a)
cells use oxygen to create energy from food
b)
plant cells create glucose
c)
cells grow and reproduce
d)
cells breakdown food without using oxygen
36.
Fermentation in muscle cells produces
a)
lactic acid
b)
glucose
c)
bacteria
d)
oxygen
37.
Photosynthesis allows
a)
a plant to produce food
b)
an animal cell to get energy from food
c)
a cell to produce energy without oxygen
d)
a plant leaf to turn green
38.
Fermentation is the process by which
a)
cells break down food without using oxygen
b)
plant cells create glucose
c)
cells use oxygen to produce energy
d)
cells grow and reproduce
39.
Photosynthesis is the process by which
a)
plant cells create glucose and oxygen
b)
cells use oxygen to produce energy from food
c)
cells grow and reproduce
d)
cells breakdown food without using energy
40.
The _______of plant leaves allow gases and water to enter and leave plant cells
a)
stomata
b)
grana
c)
chloroplast
d)
mitochondria
41.
Why would plants be better able to survive in a world without animals than animals in a world without plants?
a)
plants can produce their own carbon dioxide and water for cellular respiration
b)
animals do not produce anything plants need
c)
plants already produce glucose needed for photosynthesis
d)
animals only make oxygen for plants so animals are not needed
42.
The energy molecule in cellular respiration is called
a)
ATP
b)
ADP
c)
DNA
d)
glucose
43.
Photosynthesis takes place in
a)
chloroplasts
b)
mitochondria
c)
lysosomes
d)
the nucleus
44.
Cellular respiration takes place in
a)
chloroplasts
b)
mitochondria
c)
the nucleus
d)
endoplasmic reticulum
45.
The reactants (raw materials) of photosynthesis are
a)
water and carbon dioxide
b)
water and oxygen
c)
carbon dioxide and oxygen
d)
glucose and oxygen
46.
The source of energy required for photosynthesis to take place is
a)
sunlight
b)
glucose
c)
heat energy
d)
chemical energy
47.
What types of energy transformation occurs in photosynthesis?
a)
light energy is changed to chemical energy as food
b)
heat energy is transformed into light energy
c)
light energy is made into ATP
d)
chemical energy is changed into ATP
48.
The products of photosynthesis are
a)
oxygen and glucose (food)
b)
oxygen and carbon dioxide
c)
carbon dioxide and water
d)
water and glucose
49.
The end products of cellular respiration are
a)
carbon dioxide, water, and ATP
b)
ATP and light energy
c)
glucose and oxygen
d)
oxygen and carbon dioxide
50.
The picture best represents what important cell process?
a)
cellular respiration
b)
photosynthesis
c)
fermentation
d)
osmosis
51.
The raw materials (reactants) of cellular respiration are
a)
glucose (food) and oxygen
b)
oxygen and carbon dioxide
c)
carbon dioxide and water
d)
water and glucose
52.
The picture best represents what process?
a)
photosynthesis
b)
osmosis
c)
cellular respiration
d)
fermentation
53.
Identify the phase of mitosis
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
54.
The process by which the nuclear material is divided equally between two new cells
a)
mitosis
b)
cancer
c)
spindle
d)
centromere
55.
What phase is a cell in if the chromosomes are all lined up down the middle?
a)
Anaphase
b)
Metaphase
c)
Prophase
d)
Telophase
56.
What phase is a cell in if the chromosomes are moving away to opposite ends of the cell?
a)
Anaphase
b)
Metaphase
c)
Prophase
d)
Telophase
57.
A cell spends most of its life in
a)
Anaphase
b)
Interphase
c)
Metaphase
d)
Prophase
58.
Which of the following terms means cytoplasmic division?
a)
interphase
b)
mitosis
c)
cytokinesis
d)
cell cycle
59.
When cells divide they make two ____ cells.
a)
daughter
b)
son
c)
Mom
d)
Dad
60.
During cytokinesis of an animal cell...
a)
a cell plate will form
b)
the cell will pinch in to divide
61.
What phase is this?
a)
prophase
b)
metaphase
c)
anaphase
d)
telephaseddddduuu
62.
What phase is this?
a)
prophase
b)
metaphase
c)
anaphase
d)
telephase
63.
What phase is this?
a)
prophase
b)
metaphase
c)
anaphase
d)
telephase
64.
Where is DNA located in the cell?
a)
golgi body
b)
lysosomes
c)
Nucleus
d)
Mitochondria
65.
All organisms are made of:
a)
organelles
b)
cytoplasm
c)
DNA
d)
cells
66.
All existing cells are produced by other
a)
living cells
b)
dead cells
c)
atom cells
d)
animal cells
67.
What portion of the cell cycle involves the actual dividing?
a)
interphase
b)
mitosis
c)
Gap 1
d)
Gap 2
68.
Before a cell can divide, what must happen?
a)
Nothing, it is always ready to divide
b)
The number of chromosomes must be cut in half
c)
The number of chromosomes must double
d)
The number of chromosomes must triple.
69.
When you start with 1 cell, at the end of mitosis, how many identical cells will you have?
a)
1
b)
2
c)
3
d)
4
70.
Humans have how may chromosomes ?
a)
112
b)
46
c)
8
d)
67
71.
Sister chromatids are separated during which phase of mitosis?
a)
Interphase
b)
Metaphase
c)
Prophase
d)
Anaphase
72.
Each duplicated chromosome has two sister _______
a)
Chromosomes
b)
Cells
c)
chromatin
d)
Chromatids
73.
The ________ shrinks into _______ during Prophase
a)
Chromosome, chromatid
b)
Chromosome, chromatin
c)
Chromatid, chromosome
d)
Chromatin, chromosomes
74.
Chromosomes condense from long stands into rod like structures.
a)
Prophase
b)
Interphase
75.
Which atomic particle is not found in the nucleus?
a)
proton
b)
electron
c)
neutron
d)
light
76.
Which atomic particle is involved in bonding of atoms together?
a)
neutron
b)
electron
c)
proton
d)
nucleus
77.
Which of the following is not one of the 4 main elements found in all macromolecules?
a)
Carbon
b)
Hydrogen
c)
Oxygen
d)
Sodium
78.
A carbohydrate is a ______________.
a)
fatty acid
b)
amino acid
c)
nucleotide
d)
sugar
79.
Which is false about a water molecule?
a)
it has two hydrogen atoms per molecule
b)
oxygen attracts more electrons
c)
it is polar
d)
It is nonpolar
80.
A triglyceride would be classified as a ______________________.
a)
protein
b)
carbohydrate
c)
lipid
d)
nucleic acid
81.
Protein monomers are __________________.
a)
nucleotides
b)
amino acids
c)
simple sugars
d)
fatty acids
82.
Which of the following is not a macromolecule?
a)
carbohydrate
b)
lipids
c)
protein
d)
water
83.
DNA and RNA are considered as ______________.
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
84.
Provides long term energy and insulation,
a)
lipids
b)
carbohydrates
c)
nucleic acids
d)
proteins
85.
Builds proteins
a)
Nucleus
b)
Ribosomes
c)
Mitochondria
d)
Chloroplast
86.
Stores food and water for the cell.
a)
Cytoplasm
b)
Cell Wall
c)
Vacuole
d)
Nucleus
87.
Controls what enters and leaves the cell
a)
Mitochondria
b)
Cell Membrane
c)
Cell Wall
d)
Nucleus
88.
According to cell theory, where did this cell come from?
a)
another living cell
b)
energy from sun
c)
a multicellular organism
d)
the nonliving environment
89.
In Biology class, Zach observes cells. Each cell has a structure that separates the inside of cell from the environment. Which structure is Zach observing?
a)
nucleus
b)
cytoskeleton
c)
cell membrane
d)
genetic material
90.
Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?
a)
The Theory of Gravity
b)
The Theory of Relativity
c)
The Cell Theory
d)
The Theory of Continental Drift
91.
The Golgi apparatus _____.
a)
packages cell products for export
b)
eliminates waste
c)
stores DNA
d)
makes energy
92.
What is the fluid inside a cell called?
a)
Endoplasimic Reticulum
b)
Orange Juice
c)
Water
d)
Cytoplasm
93.
Which of these is NOT a part of the Cell Theory?
a)
All cells are independent.
b)
Cells are the basic unit of living things.
c)
All living things are one or more cells.
d)
Cells come from cells.
94.
This organelle helps plants keep their rigid structure.
a)
Cell wall
b)
Cell membrane
c)
Chloroplast
d)
Nucleus
95.
What is known as the brain of a cell
a)
cell wall
b)
Cell membrane
c)
Nucleus
d)
Nuclues
96.
Chloroplasts carry out...
a)
Phagocytocis
b)
Phylocytosis
c)
Photosynthesis
d)
Respiration
97.
What are the steps of the cell cycle in order?
a)
Interphase, Mitosis, Cytokinesis
b)
Interphase, Cytokinesis, Mitosis
c)
Mitosis, Cytokinesis, Interphase
d)
Cytokinesis, Mitosis, Interphase
98.
What types of cell have their DNA enclosed in a nucleus?
a)
Prokaryotic
b)
Eukaryotic
c)
Bacterial Cells
d)
All Cells
99.
Which cells listed below are eukaryotic?
a)
Plant and Bacteria
b)
Plant and Animal
c)
Animal and Bacteria
d)
Only Animal
100.
What is the difference between a prokaryotic and eukaryotic cell?
a)
Prokaryotic has a nucleus, eukaryotic does not
b)
Prokaryotic cells do not have a nucleus and eukarytoic cells do
c)
Prokaryotic cells do not have a cell membrane and eukaryotic cells do not
d)
Prokaryotic cells have a cell wall and eukaryotic cells do not
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