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Extend II Biology Review 1
Test Description: Extend II biology review
Instructions: Answer all questions to get your test result.
1) Which process release the most ATP?
A
fermentation
B
aerobic respiration
C
.
D
photosynthesis
2) which best represents a long-term energy storage molecule in animals?
A
.
B
cholesterol
C
glycogen
D
cellulose
3) why is the classification system of organisms continually changing?
A
because all orgainsims are cometeing for the same resources.
B
because scientist are finding new ways to compare organisms
C
because all organisms are close to becoming extinct
D
.
4) Which statement best describes natural selection?
A
,
B
acquired characteristics are inherited from parent to offspring
C
organisms adapted to their environment can survive and pass trait to offspring.
D
living organisms develop from other living things
5) Scientist think that the first forms of life on Eaqrth were anaerobic. Which supports this theory?
A
the ozone layer of early Earth was very thin
B
.
C
the temperatures of early Earth were warmer than they are today
D
the atmosphere of early Earth contained very little oxygen.
6) which base bonds with adenine in DNA?
A
thymine
B
cytosine
C
.
D
uracil
7) What will most likely happen if the human population continues to grow at the current rate.
A
there will be a decrease in endangered specied
B
there will be fewer natural resources available.
C
.
D
there will be a decrease
8) which substance (biomolcule) provides instructions for producing proteins?
A
.
B
DNA
C
H2O
D
ATP
9) What are the main molecules that make up muscle fibers?
A
proteins
B
carbohydraes
C
lipids
10) If related organisms are found to have some of the same enzymes and hormones which can most likely be concluded?
A
the organisms may eat the same foods
B
these organisms may share a common ancestor
C
.
D
these orgrisms may live in similar environments
*select an answer for all questions
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