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8.MS-LS3-1
Test Description: 8.MS-LS3-1
Instructions: Answer all questions to get your test result.
1) Which of the following is an example of a mutagen?
A
clean air
B
radiation
C
a deletion
D
a harmful mutation
2) What most likely happens when we expose insects to the same poison over and over again?
A
We end up with insects that have the ability to choose which poisons kill them and which don't
B
We end up with a population of insects which are resistant to that poison
C
We end up with insects who learn to hide from the poison
D
We will eventually kill all the insects
3) Why is albinism considered to be a harmful mutation (in the wild)?
A
It negatively impacts an organism's ability to survive
B
It does not impact an organism's ability to survive
C
It positively impacts an organism's ability to survive
D
It does not impact an organism's agility to survive in captivity
4) Which of the following is NOT a type of mutation?
A
creation
B
insertion
C
deletion
D
substitution
5) How many nucleotides are in one codon?
A
two different complementary pairs
B
three
C
four
D
six
6) Which statement is correct?
A
Mutations can lead to the production of incorrect proteins by the nucleus
B
Mutations can lead to the production of incorrect proteins by ribosomes
C
Mutations can lead to an incorrect matching of codon to amino acid
D
Mutations can result in codons being read in groups of five.
7) What is the main purpose of the DNA molecule?
A
It produces glucose for producers
B
It produces energy through cellular respiration
C
It relays information about the environment to the rest of the cell
D
It contains the instructions for building proteins for the organism
8) Which of the following is the best example of a beneficial mutation?
A
An organism is born more likely to develop a genetic disorder
B
A person is born with attached earlobes
C
A group of bacteria are genetically resistant to an antibiotic
D
A cat is born with two different colored eyes
9) Why do some mutations not cause changes to protein production?
A
Some amino acids are coded for by multiple codons
B
Some mutations are neutral
C
Some mutations do not change the order of nucleotides
D
Some amino acids are coded for more than three nucleotides
10) Where does protein production happen in a cell?
A
in the mitochondria
B
in the ribosomes
C
in the nucleus
D
in the chloroplasts
*select an answer for all questions
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