NEW
Font size
S
M
L
XL
Worksheets7th Grade 2nd Quarter Review 2022-2023
Total questions: 47
Worksheet time: 53mins
Name
Class
Date
1.
A correctly written scientific name is —
a)
quercus Alba
b)
mus domesticus
c)
Felis domesticus
d)
Canis Lupus
2.
What are the 8 levels of classification of living things from most general to most specific?
a)
domain, kingdom, phylum, class, order, family, genus, species
b)
domain, kingdom, phylum, class, order, family, genius, species
c)
domain, kingdom, phamily, class, order, family, genus, species
d)
domain, king, phillip, class, order, family, genus, species
3.
What is the science of organizing, classifying and naming living things.
a)
taxonomy
b)
taxadermy
c)
taxicab
d)
toxicology
4.
An organism that has cells that lack a nucleus are called:
a)
Eukaryote
b)
Heterotroph
c)
Prokaryote
d)
Autotroph
5.
An organism that gets its food by consuming other organisms is known as a:
a)
heterotroph
b)
autotroph
c)
prokaryote
d)
eukaryote
6.
Which characteristics best describes the Plant Kingdom?
a)
unicellular; eukaryote; autotroph
b)
multicellular, prokaryote, autotroph
c)
multicellular, eukaryote, autotroph
d)
unicellular, prokaryote, heterotroph
7.
Which characteristics best describes the Animal Kingdom?
a)
unicellular, eukaryote, autotroph
b)
multicellular, prokaryote, heterotroph
c)
multicellular, eukaryote, autotroph
d)
multicellular, eukaryote, heterotroph
8.
The 2-part naming system developed by Linneus is known as:
a)
dichotomous key
b)
taxonomy
c)
binomial nomenclature
d)
classification
9.
In this graph, what is the independent variable?
a)
Population
b)
Day
c)
Species 5
10.
What is the effect of salt water on the average of the height of the 3 tallest blades of grass?
What is the independent variable in the above question?
What is the independent variable in the above question?
a)
salt water
b)
height
c)
average
d)
effect
11.
What type of symmetry is displayed in the picture?
a)
asymmetry
b)
bilateral symmetry
c)
radial symmetry
d)
photosynthesis
12.
A mode of reproduction by which an organism arises from a single organism and inherit the identical genes of that parent
a)
Asexual Reproduction
b)
Sexual Reproduction
c)
Genetic Variation
d)
Alleles
13.
The offspring from asexually reproduced organisms are?
a)
Different than their parents
b)
Identical to parents
c)
Like a combination from both parents
d)
A different species
14.
A mode of reproduction in which an organism arises from two organisms and inherits half of its DNA from each parent
a)
Sexual Reproduction
b)
Asexual Reproduction
c)
Cloning
d)
Fragmentation
15.
Requires two parents
a)
sexual
b)
asexual
16.
If two organisms reproduce sexually, then their offspring will exhibit a genetic makeup that is -
a)
identical to only one parent
b)
identical to all of its siblings
c)
a unique combination of traits
d)
the recessive traits of each parent
17.
When comparing the offspring of sexually and asexually reproducing organisms, we would expect the genetic material (DNA) of the sexually reproducing organism to -
a)
contain fewer mutations
b)
be lesser in quantity
c)
be simpler overall
d)
show more variation
18.
When a cell is not actively dividing, it is in what phase?
a)
interphase
b)
anaphase
c)
prophase
d)
telophase
19.
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.
20.
In which type of cells will mitosis occur?
a)
egg cells
b)
sperm cells
c)
jail cells
d)
Body cells except the sperm and egg cells
21.
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
22.
After meiosis is complete how many cells will there be?
a)
1
b)
2
c)
3
d)
4
23.
Another name for a sex cell is a:
a)
gamete
b)
embryo
c)
bone cell
d)
muscle cell
24.
After meiosis is complete, the new cells:
a)
are all identical
b)
are all different
c)
are half identical and half different
d)
are all stretched out
25.
The process on the left is:
The process on the right is:
The process on the right is:
a)
Left: meiosis
Right: meiosis
Right: meiosis
b)
Left: meiosis
Right: cloning
Right: cloning
c)
Left: mitosis
Right: meiosis
Right: meiosis
d)
Left: mitosis
Right: mitosis
Right: mitosis
26.
what is the split phase called
a)
telophase
b)
antiphase
c)
metophase
d)
prophase
27.
what is this phase?
a)
anaphase
b)
prophase
c)
telaphase
d)
enter phase
28.
The primary function of mitosis is _______
a)
to create genetic variety
b)
growth and repair of cells
29.
The primary function of meiosis is _______
a)
growth and repair
b)
to create genetic variety
30.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
31.
During diffusion
a)
substances (things) moves from high to low concentration
b)
water moves when energy is used
c)
large or oddly shaped molecules move across a cell membrane
d)
water moves from high to low concentration
32.
The picture is an example of _________________.
a)
isotonic
b)
diffusion
c)
osmosis
d)
active transport
33.
When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of ___________.
a)
osmosis
b)
equilibrium
c)
diffusion
d)
hypertonic
34.
What does selectively-permeable mean?
a)
The cell controls what passes in and out of the cell
b)
Nothing gets through
c)
The cell lets only large substances through
35.
A person would never have pure water put into their veins in a hospital because their cells would...
a)
Shrink/Dehydrate
b)
Expand
36.
Which of the following is the correct order of organization in living things from most basic (simple) to most complex?
a)
a. Organism, cell, tissue, organ, organ system
b)
a. Organ system, organ, tissue, cell, organism
c)
a. Cell, tissue, organ, organ system, organism
d)
a. Cell, organ, tissue, organ, organism, organ system
37.
When a group of organs work together to perform a particular function they create a/an
a)
organ system
b)
organism
c)
tissue
d)
organ
38.
The smallest level of organization of life in an organism
a)
tissue
b)
cell
c)
organ
d)
organ system
39.
This is a example of........
a)
organ system
b)
cells
c)
organ
d)
tissue
40.
This is a example of ........
a)
cell
b)
tissue
c)
organ
d)
organ system
41.
Dominant or recessive?
tt
tt
a)
Dominant
b)
Recessive
42.
Homozygous is when...
a)
the alleles are the same
b)
the alleles are different
c)
the alleles are absent
d)
the alleles are present
43.
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
In the punnett square, what is the probability for white fur?
a)
0%
b)
25%
c)
50%
d)
75%
44.
What is a phenotype?
a)
The expression of a trait; physical appearance.
b)
refers to the genetic makeup of an individual
c)
An organism that has the same genes for a trait (ex. TT or tt)
d)
the passing of traits from parent to offspring
45.
Which of the following is a Homozygous Dominant Genotype?
a)
Yy
b)
XX
c)
zz
46.
Fill in the Yellow Box
a)
AA
b)
Aa
c)
aa
47.
A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?
a)
0%
b)
25%
c)
50%
d)
75%
Reset
