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DNA, Genetics And Evolution (8)
Test Description: DNA, Genetics and Evolution -Middle School - Life Science
Instructions: Answer all questions to get your test result.
1) When scientists take genes from one organism and put them into another, this is called-
A
genetic engineering
B
inbreeding
C
selective breeding
D
cloning
2) Which of the following traits are NOT inheritable?
A
Size of lips
B
Shape of nose
C
Calluses on hand
D
Hair Color
3) Any structure or behavior that makes an organism better suited to its environment is called -
A
A mutation
B
A selection
C
A fossil
D
An adaptation
4) When offspring compete for food, only those with the BEST traits for their environment will survive. This is an example of which process first described by Charles Darwin?
A
Natural equilibrium
B
Natural Selection
C
Variation
D
Gradualism
5) Fossil evidence has supported the theory of evolution. In which type of rocks do we typically find fossils?
A
Metamorphic rock
B
Sedimentary rock
C
Organic rock
D
Igneous rock
6) Even though the finch and the sparrow are two different types of birds, they have similar beaks. Which statement best explains why their beaks are similar?
A
Both birds live in the highest point of a tree.
B
Both birds eat the same types of food.
C
Both birds have the same type of nests.
D
Both birds have the same offspring.
7) Mutations can sometimes produce beneficial changes in populations. For example, a mutant form of the desert mice is the black colored mice. After the volcano, the ground turned black. How is the black mouse's mutation beneficial to him?
A
The black mice can now find food more easily.
B
The light colored mice will be seen better by the predators.
C
The black mouse cannot be seen well by predators.
D
The black mice taste bad to the predators.
8) Which of the following is not a main component of DNA?
A
nitrogen bases
B
sugars
C
salts
D
phosphates
9) Where is DNA located within the cell?
A
cytoplasm
B
mitochondria
C
nucleus
D
vacuole
10) Why is DNA so important to organisms?
A
It contains large amounts of stored energy.
B
It contains coded instructions for proteins that is passed on from one generation to the next.
C
It contains large amounts of carbohydrates and fats that organisms need to reproduce.
D
It contains high levels of sugars and phosphates that are needed by organisms to maintain metabolism.
*select an answer for all questions
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