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Semester Review 1
Test Description: Over questions 1-13 on the semester review.
Instructions: Answer all questions to get your test result.
1) Living things adjust to a stimulus by a reaction called a ___________.
A
Adaptation
B
Instinct
C
Response
D
Reaction
2) All living things ______________ to make more living things.
A
replicate
B
adapt
C
are happy
D
reproduce
3) The steps commonly used by scientists in gathering information to test hypotheses and solve problems are called __________.
A
Scientific Method
B
Conclusions
C
Experiment
D
Evaluation
4) A testable explanation for a question or problem is a(n):
A
Explanation
B
Problem
C
Hypothesis
D
Conclusion
5) Sea stars live in saltwater ecosystems. Some species live in shallow tide pools, while others live in the deepest parts of the oceans. This is a description of the ________ of the sea stars.
A
Niche
B
House
C
Habitat
D
Ecosystem
6) Cougars are predators that often eat weakened or diseased animals. This is a description of the ______ of the cougars.
A
Niche
B
Heterotroph
C
Decomposers
D
Predator
7) Biodiversity is __________
A
Having the most different number of organisms
B
Having the largest number of organisms
8) Water dissolves many ionic and molecular compounds because of its ____________.
A
Clear color
B
Wetness
C
Osmosis
D
Polarity
9) The various enzymes in our bodies are _________.
A
Lipids
B
Nucleic Acids
C
Proteins
D
Carbohydrates
10) How do glucose and fructose, who have the same molecular formula, differ?
A
Different Structure
B
They are exactly the same
C
Different Origin
*select an answer for all questions
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