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Natural Selection

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

What is the process where animals live or die based on their adaptations to their environment.

a)

Genetic Drift

b)

Natural Selection

c)

The Circle of Life

d)

Mammoth

2.

Variations are caused by . . .

a)

Kaleidoscopes

b)

Variety Shows

c)

Mutations

d)

A change in phenotypic expression

3.

A variation is . . .

a)

when organisms have camouflage like spots or stripes

b)

an organism from a different dimension

c)

when you order different food than your friend

d)

differences between organisms in the same species

4.

Something that helps an organism survive in its environment is an . . .

a)

Adaptation

b)

Tool

c)

Evolution

d)

Sour Patch Kid

5.

Which of the following is NOT an adaptation?

a)

Quills

b)

Speed

c)

Camouflage

d)

Fish

6.

What does 'fitness' mean in natural selection?

a)

How fast an animal can run

b)

How much you work out

c)

How well adapted the animal is to their environment

d)

How strong an animal is

7.

Which animal is the most FIT to live in the desert?

a)

Penguin

b)

Bear

c)

Tiger

d)

Lizard

8.

Which animal is most FIT to live in the Antarctic?

a)

Penguin

b)

Bear

c)

Tiger

d)

Lizard

9.

What is survival of the fittest?

a)

Do you even lift brah?

b)

Only the strong survive

c)

Hunger Games

d)

The best adapted animal will live and reproduce

10.

TRUE OR FALSE: All mutations are bad

a)

TRUE

b)

FALSE

11.

TRUE or FALSE: Mutations are random

a)

TRUE

b)

FALSE

12.

TRUE or FALSE: Mutations lead to variation.

a)

TRUE

b)

FALSE

13.

TRUE or FALSE: Animals choose how they adapt to their environment.

a)

TRUE

b)

FALSE

14.

How does waterproof feathers help penguins survive in the Antarctic. (Choose all that apply)

a)

Helps keep them warm and dry

b)

Helps them blend in

c)

Helps them swim in cold waters

d)

Helps them see further in cold weather

15.

Why is an insertion/deletion mutation worse than a substitution mutation?

a)

Putting things into your DNA is always bad`

b)

It causes a frameshift (affects the whole code after the mutation)

c)

It causes a mutation

d)

All DNA is important you can't delete even one nucleotide

16.

What causes mutations? (Select all that apply)

a)

Some viruses

b)

Radiation

c)

Mistakes in copying the DNA

d)

Radioactive Spiders

17.

What is a codon?

a)

An allele

b)

A three base piece of DNA that encodes for an amino acid

c)

A computer virus

d)

A nucleotide

18.

A protein is made from a chain of

a)

Amino Acids

b)

Alice in Chains

c)

Meat

d)

Carbon

19.

In the process of protein synthesis (DNA to Protein) what is the first step?

a)

DNA to RNA

b)

RNA to Amino Acid

c)

Amino Acid to Protein

20.

In the process of protein synthesis (DNA to Protein) what is the 2nd step?

a)

DNA to RNA

b)

RNA to Amino Acid

c)

Amino Acid to Protein

21.

In the process of protein synthesis (DNA to Protein) what is the 3rd step?

a)

DNA to RNA

b)

RNA to Amino Acid

c)

Amino Acid