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WorksheetsBiology Final (Last Day Review)
Total questions: 42
Worksheet time: 25mins
Name
Class
Date
1.
What charge does a neutron have?
a)
positive
b)
negative
c)
no charge
d)
neutral
2.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
3.
What forms when two atoms combine?
a)
A molecule.
b)
A nucleus.
c)
A proton.
d)
An electron.
4.
Water is essential for life. Its special properties make water the single most important molecule in plant life. Which of the following properties of water enables it to move from the roots to the leaves of plants?
a)
Water expands as it freezes.
b)
Water is an excellent solvent.
c)
Water exhibits cohesive behavior.
d)
Water is able to moderate temperature.
5.
Why does ice stay at the top of oceans instead of sinking to the bottom?
a)
Ice is colder than liquid water.
b)
Ice is less dense than liquid water.
c)
Ice is more dense than liquid water.
d)
Ice is warmer than liquid water.
6.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
7.
The hydrogen atoms in a water molecule are ________________ charged.
a)
not
b)
negatively
c)
neutrally
d)
positively
8.
Water drops being attracted to each other is an example of ____________.
a)
capillary action
b)
adhesion
c)
specific heat index
d)
cohesion
9.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
Floats when frozen
d)
Dissolves more substances than anything else
10.
What are the building blocks of proteins?
a)
amino acid
b)
fatty acid
c)
nucleotide
d)
lipid
11.
Which major macromolecule is being represented in this image?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
12.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
13.
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
14.
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
15.
___________ allow cells to recognize each other and act like ID tags.
a)
Carbohydrates
b)
Proteins
c)
Phospholipids
d)
Cholesterol
16.
___________ strengthens and stabilizes the cell membrane.
a)
Carbohydrates
b)
Proteins
c)
Phospholipids
d)
Cholesterol
17.
This cellular structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
18.
What type of transport is this?
a)
facilitated diffusion
b)
active transport
c)
diffusion
d)
osmosis
19.
Which of the following can be compared to a battery in need of recharging? (empty wallet)
a)
ADP
b)
ATP
c)
Ribose
d)
Adenosine
20.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
21.
Plants need carbon dioxide from their environment to produce glucose during which stage of photosynthesis?
a)
The light-dependent stage
b)
The light-independent stage
c)
The electron transport chain
d)
ATP formation
22.
Where do the light-dependent reactions occur?
a)
thylakoid
b)
stroma
c)
mesophyll
d)
mitochondria
23.
Another name for the light-independent stage is the _____________________.
a)
water cycle
b)
rock cycle
c)
Calvin cycle
d)
reproductive cycle
24.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
25.
Organisms that cannot make their own food and must obtain energy from external sources are called
a)
autotrophs
b)
heterotrophs
c)
thylakoids
d)
plants
26.
Which structure in the figure above represents a single thylakoid?
a)
Structure A
b)
Structure B
c)
Structure C
d)
Structure D
27.
What is the name of a stack of thylakoids?
a)
stroma
b)
chromoplast
c)
granum
d)
choloroplast
28.
The opening under a leave that allow CO2 to enter are called...
a)
stroma
b)
stages
c)
spines
d)
stomata
29.
What are the reactants of aerobic respiration?
a)
6CO2 and C6H12O6
b)
C6H12O6 and 6O2
c)
6CO2 and 6H2O
d)
6O2 and 6H2O
30.
What is one half or one rod of the condensed chromatin called?
a)
DNA
b)
chromatin
c)
chromatid
d)
chromosome
31.
What is one half or one rod of the condensed chromatin called?
a)
DNA
b)
chromatin
c)
chromatid
d)
chromosome
32.
The following describes ________ during mitosis. The chromosomes line up along the center of the cell and the spindle fibers attach to each chromosome at the centromere.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
33.
What is the correct term for "form during prophase of mitosis and attach to chromosomes at the centromere to pull them apart during cell division"?
a)
centriole
b)
nucleus
c)
spindle fibers
d)
cytokinesis
34.
There are 2 nucli in one cell
a)
telophase
b)
prophase
c)
anaphase
d)
metaphase
35.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
36.
The end of meiosis results in ____ to each other.
a)
2 cells that are identical
b)
4 cells that are identical
c)
2 cells that are not identical
d)
4 cells that are not identical
37.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome
38.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
39.
A human zygote should have _____ chromosomes inside.
a)
46
b)
23
c)
92
d)
64
40.
What is one half or one rod of the condensed chromatin called?
a)
DNA
b)
chromatin
c)
chromatid
d)
chromosome
41.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
42.
Cells undergo cell division, which involves both mitosis and cytokinesis.
a)
G1
b)
S
c)
G2
d)
M phase
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