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7th Grade Final Review
Test Description: Review for the final review
Instructions: Answer all questions to get your test result.
1) Which of the following structures is part of the human respiratory system?
A
None of the above
B
Nose
C
Aorta
D
Pancreas
2) If you regularly eat more calories than your boy uses, you are likely to:
A
Gain weight
B
Lose weight
C
First gain weight, then lose weight
D
Have no change in weight
3) Which of the following best describes how the human body is organized, from the largest to the smallest structure?
A
Organ systems, organs, tissues, cells
B
Organ systems. tissues, organs, cells
C
Cells, tissues, organs, organ systems
D
Organs, organ systems, tissues, cells
4) For food to be absorbed by your body, which of the following must occur?
A
Mechanical breakdown
B
Both a and b
C
Chemical breakdown
D
Neither a nor b
5) A good model of the human heart might show the heart as a:
A
Valve
B
Pump
C
House
D
Balloon
6) The human heart is a(n)
A
Muscle
B
Neither
C
Organ
D
Both
7) Which of the following lists structures from smallest to largest?
A
Virus, bacteria protist
B
Protist, bacteria, Virus
C
Virus, protist, bacteria
D
Bacteria, virus, protist
8) Bacteria can be found in the:
A
Human Body
B
Soil
C
Air
D
All of the above
9) Quarantine is something used to prevent the spread of an infectious disease. A tradeoff associated with quarantine is that:
A
Neither
B
Both
C
People who are quarantined lose their freedom
D
The disease is less likely to spread to other people
10) You decide to use only the highest power objective to examine microbes under the microscope. A tradeoff of your decision is that:
A
Neither
B
You can only see smaller section of the slide
C
Both
D
It may be harder to find microbes
11) A vaccine works by
A
Flushing the disease out of the body
B
Causing a person to make antibodies that will fight the disease
C
Causing a person to make more red blood cells
D
Killing the bacteria that are growing in the sick person's body
12) Which of the following is NOT an example of a producer?
A
Apple tree
B
Rose bush
C
Wheat
D
Grasshopper
13) The word ecosystem refers to:
A
Living organisms
B
Living organisms in the laboratory
C
The physical environment
D
Living organisms and the physical environment
14) What do most plants need for photosynthesis to occur?
A
Carbon dioxide, water and sunlight
B
Oxygen, carbon dioxide, and water
C
Food, water and sunlight
D
Oxygen, water, and sunlight
15) Decomposers:
A
Break down dead and waste matter
B
Create energy for consumers
C
Eat other living organisms for energy
D
Convert the sun's energy into energy stored as food
16) Which of the following is NOT part of a well-designed experiment?
A
Small sample size
B
Multiple trials
C
Control
D
A reproducible procedure
17) Miko wonders which of her friends can run the fastest. She decides that a race, starting at the maple tree and ending at the oak tree, will answer her question. Which variables(s) is she planning to control?
A
Time
B
Neither
C
Both
D
Distance
18) Scientists who study people should be aware that:
A
People are all the same
B
People vary in their responses, but general conclusions can be made
C
No conclusions can be made about people
D
Each person is different, so conclusions can only be made about individual people
19) A trait can be determined by:
A
All of the above
B
Many genes
C
The enviornment
D
One gene
20) Two parent are both carriers for a genetic trait that is based on only one gene. This means that their offspring:
A
Have a 25% chance of inheriting the trait
B
Have a 50% chance of inheriting the trait
C
Will all be carriers for the trait
D
Cannot have the trait
*select an answer for all questions
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