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Unit Test 4 Review Part IV
Test Description: Students review for their test on cell theory, ecosystems, microbiology, and biotechnology.
Instructions: Answer all questions to get your test result.
1) Malaria is a common disease in many countries. What causes malaria?
A
a bacterium
B
a virus
C
a fungus
D
a parasite
2) Which of the following best explains an increase in one's rate of respiration while running?
A
more oxygen is needed to utilize the body's stored energy.
B
excess sweat results in the need of more water vapor.
C
blood pressure is increasing
D
blood pressure is decreasing
3) How can the rate of an infectious disease be drastically reduced?
A
by medication daily
B
by preventing transmission between people
C
by wearing clean clothing daily
D
by performing dental hygiene three times daily
4) What is involved in creating geneticallly modified bacteria?
A
growing them on selected plants
B
using biotechnology techniques
C
allowing them to reproduce freely
D
changing their food source
5) Which of these best explains why driving after drinking alcohol is dangerous behavior?
A
drinking alcohol can speed up heart rate and breathing rate
B
drinking alcohol can cause nervousness and agitation
C
drinking alcohol can affect thought processes and slow reaction time
D
drinking alcohol can lead to liver damage
6) In a food pyramid, which best explains why the number of organisms decreases from one tropic level to the next?
A
the consumers are feeding on larger organisms that have less energy
B
consumers at the top level require more energy than the lower-level consumers
C
consumers at the lower level require more energy than the top-level consumers
D
the consumers are feeding on smaller organisms that have less energy
7) Why is protein an important part of a healthy diet?
A
it is needed to produce water
B
it is needed to repair energy
C
it is needed to store nutrients
D
it is needed to change glucose to energy
8) Which process uses a body cell to create a new organism?
A
gene splicing
B
genetic modification
C
crossbreeding
D
cloning
9) How much of the energy from one trophic level is transferred to the next?
A
none of the energy is transferred
B
about 10% of the energy is transferred
C
about 1% of the energy is transferred
D
all of the energy is transferred
10) Which food provides the most energy for the body in the shortest amount of time?
A
potato
B
fruit
C
milk
D
meat
*select an answer for all questions
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