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Unit 5 Test-8th Grade Science

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Last updated 24 days ago
14 questions
10
2
2
2
2
2
4
2
4
4
4
2
2
0
Question 1
1.

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Question 2
2.

Which statement is true about genes?

Question 3
3.

What is a nucleotide made up of?

Question 4
4.

What is the primary function of DNA?

Question 5
5.

Which of the following is NOT a base found in DNA?

Question 6
6.

Which of the following DNA sequences can be the other side of a DNA strand that has the following base sequence: ATCGCTAG

Question 7
7.

Match the following bases with what they pair with!

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adenine
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thymine
guanine
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cytosine
thymine
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Question 8
8.

What does DNA do?

Question 9
9.

What is the name of the general shape of a DNA molecule?

Draw it below!

Question 10
10.

Question 11
11.

Question 12
12.

Which might be an environmental factor that helps with reproductive success for a flower?

Question 13
13.

Which might be a genetic factor that hurts with reproductive success for an anteater?

Question 14
14.

Bonus (optional, but encouraged): Write 5 full sentences about anything you have learned from these last two lessons! This is an opportunity for you to share with me anything you have learned that may not have been asked on this test!

Match the following terms and definitions!
chromatin
The loose (spaghetti-looking) form of DNA
chromosome
A piece of the compact (x-shaped) form of DNA.
Reproduction
Things like weather, availability of food, or predators that can affect an organism's ability to survive.
allele
the production of offspring by a sexual or asexual process.
gene
The compact (x-shaped) form of DNA
Genetic Factors
a specific section of DNA
chromatid
When organisms create offspring AND keep them alive!
Double Helix
Traits that are passed on from parent to offspring and can affect the organism's ability to survive.
Reproductive Success
the different ways a section of DNA can be coded
Environmental Factors
The twisted ladder shape of DNA
adenine
cytosine
guanine
Select all of that following that describe asexual reproduction.
Only takes one parent
Need to find a mate first, the raise the offspring to keep it safe.
Offspring are clones of the parent
Takes two parents
Usually slow
Needs help from nature to be successful (spreading pollen, seeds, etc.)
Usually fast
Offspring are different from that parents
Select all of that following that describe sexual reproduction.
Need to find a mate first, the raise the offspring to keep it safe.
Takes two parents
Only takes one parent
Usually fast
Offspring are clones of the parent
Offspring are different from that parents
Needs help from nature to be successful (spreading pollen, seeds, etc.)
Usually slow