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7th Grade Final Review Spicy (Class)
Test Description: Review for the final
Instructions: Answer all questions to get your test result.
1) With a damaged liver, which of the following is MOST likely?
A
Less oxygen in the body
B
Fewer nutrients in the body
C
Toxins build up in the body
D
Carbon dioxide builds up in the body
2) Which of the following are wastes produced by your body?
A
Urine
B
All of the above
C
Carbon dioxide
D
Feces
3) You begin to exercise regularly for several months. What is most likely to happen to your resting pulse (compared to your resting pulse before you began exercising)?
A
It will increase
B
It will stay the same
C
It will decrease
D
It will become more variable
4) An infection of the respiratory system would most likely cause a person to have:
A
Muscle scoreness
B
A cough
C
Diarrhea
D
A skin rash
5) Which of the following is most responsible for the mechanical breakdown of food?
A
Teeth
B
Saliva
C
Small intestine
D
Stomach
6) Although chemical digestion occurs throughout the digestive system, it mostly occurs in the:
A
Stomach and intestines
B
Liver and gall bladder
C
Liver and pancreas
D
Esophagus and stomach
7) An infectious disease is usually:
A
All of the above
B
Caused by microbes
C
Caused by genes
D
Cause by the environmental factors
8) The germ theory of disease refers to the idea that:
A
Infectious diseases are caused by microbes
B
Some diseases are caused by genes
C
All diseases are caused by microbes
D
Some diseases are caused by bad food
9) Antibiotics can be used to kill:
A
All microbes
B
Both
C
Protists, bacteria, and viruses
D
Neither
10) John and Jean both woke up with a severe sore throat and had an infection caused by streptococcus (a bacteria). They took antibiotics. John was better after 10 days but Jean still had a sore throat. Which is the best explanation for why?
A
Jean had side effects from the antibiotic
B
Jean was infected with an antibiotic-resistant strain of streptococcus
C
John used a better brand of cough drops than Jean did
D
Jean didn't like the taste of the antibiotic
11) You decide you no longer want your exotic pet frog. The best way to deal with your unwanted from is to:
A
Leave it near a local pond
B
All of the above are good options
C
Let it go free in your backyard
D
Return it to the pet store
12) The role of a producer in an ecosystem is to:
A
Break down dead waste matter
B
Convert other organisms into energy
C
Eat other living organisms for energy
D
Convert the sun's energy into energy stored as food
13) A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. What is most likely to happen to the population of minnows in Lake Hiawatha?
A
It will decrease
B
It will first increase, then decrease
C
It will increase
D
It will stay the same
14) A new species of fish has been introduced into Lake Hiawatha. This fish eats minnows, a smaller fish that already live in the lake. The new species of fish added another ________ to the lake.
A
Consumer
B
Decomposer
C
Producer
D
None of the above
15) Scientists collect evidence by making________.
A
Hypotheses
B
Observations
C
Opinions
D
Inferences
16) Miko wondered 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 variable(s) is she planning to control?
A
Both
B
Neither
C
Distance
D
Time
17) Maria isn't sure how much sugar to add to her powered drink mix. She decides to test how much sugar will make her drink too sweet. Which of the following would be a good hypothesis for her experiment?
A
Sugar will always make it taste better
B
Adding lemon will make it less sweet
C
It does not need any additional sugar
D
More than 2 spoonfuls of sugar is too much
18) You are worried that your results are inconsistent. What might you do to address this concern?
A
Increase the range
B
Graph the reuslts
C
Increase the number of trials
D
Measure in feet
19) The trade-offs in choosing to be tested for a genetic disease include:
A
Neither
B
Both
C
You might find out you have the disease
D
It may become difficult to get health insurance
20) Two parents 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
Cannot have the trait
C
Will all be carriers for the trait
D
Have a 50% chance of inheriting the trait
*select an answer for all questions
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