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Genetics and evolution

Total questions: 25

Worksheet time: 26mins

Name
Class
Date
1.

What do genes carry?

a)

chromosomes

b)

traits

c)

anemia

d)

cells

2.

True or false, each cell in the human body has 25,000 to 35,000 genes?

a)

true

b)

false

3.

2 hazel eyes parents (Hh) have a baby. What is the chance of a green eyes baby?

a)

0%

b)

25%

c)

50%

d)

75%

4.

Bugs Bunny has grey fur and his genotype is Gg. Would Bugs Bunny be recognized as full-blood or hybrid for his grey fur?

a)

full blood (homozygous)

b)

both

c)

Hybrid (heterozygous)

d)

none of the above

5.

True or false. The genotype for a heterozygous purple flower is pp.

a)

True

b)

False

6.

____, a process where fittest organisms in their environment, survive and spawn. Passing good traits to their offspring.

a)

Natural selection

b)

asexual reproduction

c)

sexual reproduction

d)

Artificial selection

7.

What is NOT an example of a phenotype?

a)

Brown hair

b)

Homozygous dominant

c)

Pink flower

d)

blue eyes

8.

Differentiate between DNA and RNA?​

4 lines
9.

The mom is homozygous recessive and the dad is heterozygous dominant.​

Create a punnet square to prove and draw conclusions on the offspring's possible genotype.​

4 lines
10.

When an organism changes its characteristics or behavior to better suit its environment and enhances their chances of survival it is called _____.

a)

natural selection

b)

adaptation

c)

artificial selection

d)

traits

11.

True or false, selective breeding is when a human will choose a strong male dog and a physically appealing dog to produce offspring with these favorable traits?

a)

True

b)

False

12.

The _____ is ______ in the nucleus.

a)

cells, mitosis

b)

chromosomes, located

c)

eukaryotic, inside

13.

Revise the given sentence below about evolution.... Evolution is changing in heredity over the years.

4 lines
14.

True or false, evolution is only a theory?

a)

True

b)

False

15.

evolution is a _____ and ______.

a)

hypothesis, theory

b)

heredity, asexual reproduction

c)

sexual reproduction,fact

d)

fact, theory

16.

How many chromosomes pair do humans get from their parents?

a)

12

b)

23

c)

24

d)

36

17.

What part does genes have to do with evolution?

4 lines
18.

what is the cause and effect of evolution?

4 lines
19.

true or false, asexual reproduction needs two parents?

a)

True

b)

False

20.

How would the sequence go after the egg and sperm meet?

4 lines
21.

The _______ is the procedure unlike organisms singly evolve resemblance when adjusting to _____ environments.

a)

convergent evolution, different

b)

divergent evolution, similar

c)

convergent evolution, similar

d)

divergent evolution, different

22.

true or false, does Moths help show the best example of evolution?

a)

True

b)

False

23.

What would happen if human evolution stopped?

a)

the human race would go extinct around 80 years or less from now.

b)

Nothing would happen.

c)

The Human race would be overpopulated.

24.

Evolution is when _____ _____ over the years and become more _____.

a)

the sun, gets brighter, hotter

b)

dogs, keep same, pretty

c)

non-living organisms, develop, change

d)

living organisms, develop, diverse

25.

True false, evolution has changed a lot over the years.

a)

True

b)

False