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Biology Review
Test Description: Biology midterm review
Instructions: Answer all questions to get your test result.
1) Which statement is true about the predator and prey relationship?
A
if the predator population decreases the prey population will decrease
B
If the predator population increases the prey population will increase
C
If the prey population increases the predator population will increase
2) A tapeworm is a worm with no digestive tract. They live in the intestines of other animals and absorb food that has already been digested by their host. What type of nutritiona
A
Parasitism
B
competition
C
commensalism
3) How would a sudden increase in parasites, within a population affect the population\'s growth?
A
birth rates will increase
B
death rates will decrease
C
death rates will increase
4) Which of the following is the most crucial role of fungi and bacteria in a balanced ecosystem?
A
They serve as decomposers and recycle nutrients
B
They provide sunlight to the ecosystem
C
They always serve as tertiary consumers.
5) A new farmer purchases a large area of land and immediately begins plowing the land and planting only wheat on the land. His actions will most likely
A
Not change the plant and animal diversity
B
Increase plant and animal diversity in the field
C
Decrease plant and animal diversity in the field
6) The monomer of a protein is
A
amino acid
B
carbohydrate
C
lipid
7) The monomer of a lipid is
A
nucleotide
B
glycerol and 3 fatty acids
C
amino acid
8) What are the protein-making sites of the cell?
A
nucleus
B
lysosome
C
ribosome
9) what are the two main parts of the cell cycle?
A
Mitosis and Interphase
B
prophase and anaphase
C
G1 and synthesis
10) hypertonic solution means
A
there is less water
B
there is more water
C
there is the same amount of water
*select an answer for all questions
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