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Worksheets7th Grade Exam 3 Review
Total questions: 23
Worksheet time: 13mins
Organisms are classified as producers or consumers according to the way they...
Obtain energy
release wastes
move from place to place
produce offspring
If letter D contains algae in this energy pyramid, which letter contains secondary consumers?
A
B
C
D
In the punnett square below, what belongs in the missing square
Humans inherit only 46 chromosomes but show THOUSANDS of different traits. Which explains how humans can show this many traits?
Every cell in a human contains a copy of all chromosomes
The body produces thousands of new cells with different chromosome combinations as the human grows
The body doubles chromosomes each time it needs to show a new trait
Each chromosome has hundreds to thousands of genes that store information for specific traits
Offspring are genetically identical to the one parent and have identical traits as other offspring.
Is this the result of sexual or asexual reproduction?
Asexual
Sexual
A population of beetles are light brown and dark green. Years of drought have caused plant life to die in a forest. How might you expect future generations of beetles to look?
Mostly dark green
Mostly light brown
They will all die
They will be very large
If a body cell undergoes abnormal cell division, what can this be an indication of?
The formation of cancerous cells
The trasportation of nutriets
The production of sex cells
Developing an infection
A girl inherited colorblindness, a sex-linked recessive trait. It is likely that ....
Both parents gave had one colorblindness gene
The father did not have the recessive gene
The gene the mother had guaranteed the girl of having the disease
The father did not have the recessive gene
Which of the following statements describes sickle-cell anemia? (Select 3)
It's contagious and you can catch it like a cold
It causes crescent-shaped blood cells
It can be very painful
A person with the disease has red blood cells that have problems traveling through blood vessels
How is cellular respiration and photosynthesis different
Photosynthesis produces oxygen and cellular respiration produces carbon dioxide
Photosynthesis requires energy from food and cellular respiration requires energy from the sun
Photosynthesis requires oxygen and cellular respiration requires carbon dioxide
The function of the circulatory system is to transport blood throughout the body. What organ provides the power needed to transport or move the blood
Veins
Brain
Heart
Capillaries
Arteries
What must all cells do to survive - select all that apply.
Absorb Waste
Eliminate Waste
Make new cells
Grow indefinitely
Exchange Materials
The particles that make up a solid move ______ than do the particles that make up a gas
in the same way
more quickly
more quickly and farther
more slowly
