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Unit Test 4 Review Part II
Test Description: Students review for their test on cell theory, ecosystems, microbiology, and biotechnology.
Instructions: Answer all questions to get your test result.
1) Which best explains the importance of nitrogen in the cycling of energy and matter?
A
nitrogen decreases protein production in plants
B
nitrogen decreases the effectiveness of photosynthesis
C
nitrogen increases the effectiveness of photosynthesis
D
nitrogen increases protein production in plants
2) Which is a way the agricultural biotechnology industry could have a positive impact on the environment?
A
by increasing the use of wind farms that produce electricity
B
by producing crops that are virus resistant
C
by making robots to replace large farm machines
D
by reducing the need for countries to import food
3) What will happen to the deer population if wolves that prey on deer are removed from it?
A
the population of deer will remain the same
B
the population of deer will become extinct
C
the population of deer will increase
D
the population of deer will decrease
4) Which is a major difference between an epidemic and a pandemic?
A
an epidemic spreads farther around the world than a pandemic.
B
an epidemic affects fewer people than a pandemic.
C
an epidemic is caused by toxins, but a pandemic is caused by viruses.
D
an epidemic results in more deaths than a pandemic.
5) How are viruses, bacteria, and parasites alike?
A
they are non-living and can cause disease.
B
they can infect a host and cause disease.
C
They are unicellular and can cause disease.
D
They are multi-cellular and can cause disease.
6) How can an epidemic become a pandemic?
A
by sparsely spreading to urban areas where it affects a few people in each large city.
B
by affecting small rural communities across the state of North Carolina.
C
by infecting large numbers of people throughout the world.
D
by quarantining those infected so the disease does not spread.
7) How do strawberries that have been genetically modified to resist frost benefit growers in North Carolina?
A
a larger berry
B
easier harvesting
C
a pest resistant berry
D
a longer growing season
8) Which limiting factor will likely prevent further growth within an ecosystem?
A
food supply to the area.
B
recycling of human goods.
C
excess water supply.
D
transportation availability
9) What type of symbiotic relationship exists between a tick and the dog it feeds off of?
A
mutualistic
B
commensal
C
adaptive
D
parasitic
10) In addition to energy, what else flows from producers to consumers within an ecosystem?
A
light and sound
B
carbon and oxygen
C
chlorophyll and nitrogen
D
soil and rock
*select an answer for all questions
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