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Worksheets

Reproduction & Genetics

Total questions: 33

Worksheet time: 17mins

Name
Class
Date
1.

The different forms of a gene are called a(n) _______

a)

allele

b)

phenotype

c)

mutation

d)

clone

2.

A means of reproduction WITHOUT the interaction of two genders is called ______ reproduction.

a)

mutation

b)

pollination

c)

asexual

d)

sexual

3.

The _____ allele is the allele whose trait ALWAYS shows up in the organism when it is present.

a)

recessive

b)

heterozygous

c)

dominant

d)

homozygous

4.

Gregor Mendel performed the first genetics experiments on ______ plants.

a)

bean

b)

peanut

c)

almond

d)

pea

5.

A _____ is the set of information that controls a trait; code in the DNA.

a)

gene

b)

allele

c)

graft

d)

trait

6.

An organism's genetic makeup or allele combination is called the _____.

a)

genotype

b)

phenotype

c)

heterozygous

d)

homozygous

7.

If an organism's genetic material has been altered by means of genetic engineering, it is referred to as a ______.

a)

mutation

b)

clone

c)

offspring

d)

GMO

8.

When a bud or shoot of a plant is inserted in a groove or slit in the stem or stock of another plant, and it continues to grow, it is called a ______.

a)

pollination

b)

pistil

c)

stamen

d)

graft

9.

The passing of traits from parents to offspring is _____.

a)

pollination

b)

heredity

c)

mutation

d)

breeding

10.

If an organism has two different alleles for a trait (one dominant, one recessive), it is said to be _______.

a)

heterozygous

b)

homozygous

c)

sexual

d)

asexual

11.

If an organism has two identical alleles for a trait (both dominant or both recessive), it is said to be _______.

a)

heterozygous

b)

homozygous

c)

sexual

d)

asexual

12.

A _____ is an organism that is genetically identical to the parent organism.

a)

graft

b)

mutation

c)

trait

d)

clone

13.

A sudden difference or variation from the parent type caused by a change in a gene or chromosome is called a ______.

a)

graft

b)

mutation

c)

trait

d)

clone

14.

The children or young of a particular parent is the _______.

a)

mutation

b)

clone

c)

offspring

d)

GMO

15.

A _____ is an organism's physical appearance or visible traits.

a)

genotype

b)

phenotype

c)

heterozygous

d)

homozygous

16.

The _____ is the ovule-bearing or seed-bearing female organ of a flower, consisting of ovary, style, and stigma.

a)

petal

b)

pistil

c)

stamen

d)

anther

17.

The transfer of male pollen grains to the pistil of a flower is called _____.

a)

heredity

b)

pollination

c)

mutation

d)

probability

18.

The _____ allele is the allele that is masked when a dominant allele is present.

a)

recessive

b)

heterozygous

c)

dominant

d)

homozygous

19.

A means of reproduction with cells from BOTH a male source and a female source is ______.

a)

asexual

b)

sexual

c)

pollination

d)

mutation

20.

The _____ is the pollen bearing male organ of a flower, consisting of the filament and the anther.

a)

petal

b)

pistil

c)

stamen

d)

ovule

21.

A _____ is a characteristic that an organism can pass to offspring through genes.

a)

gene

b)

graft

c)

trait

d)

GMO

22.

If "B" represents Black spikes and "b" represents red spikes, what is the probability that a baby dragon from this cross would have Black spikes?

a)

0%

b)

25%

c)

50%

d)

100%

23.

If "S" represents Sweet almonds and "s" represents bitter almonds, what is the probability that almonds produced from this cross will result in Bitter almonds?

a)

25%

b)

50%

c)

75%

d)

100%

24.

Which of the following is NOT an advantage of asexual reproduction?

a)

It is good for lower organisms that do not move.

b)

It requires more energy.

c)

It requires less energy.

d)

It requires only one organism.

25.

Using the "Almond Farm Data" Graph, which almond trees would be the best to grow during a drought?

a)

Nonpariel Almond trees

b)

Mission Almond trees

c)

Sonora Almond trees

26.

The eggplant got its name because it once looked like

a)

a large purple vegetable

b)

a round and yellow ball

c)

a long orange vegetable

d)

a small white egg

27.

True or False? "Mutations have given fruits and vegetables new colors and made crops disease resistant."

a)

True

b)

False

28.

An advantage to sexual reproduction is

a)

it produces offspring with exact same DNA

b)

it takes less energy

c)

it allows for genetic diversity

d)

it can be done without having to find a mate

29.

Which of the following is NOT an advantage of "genetic diversity"?

a)

Entire groups can be wiped out by genetic diseases.

b)

The unique DNA makes the organism more protected.

c)

It allows for evolution of a species.

d)

It makes it easier for an organism to adapt to changes in its environment.

30.

True or False? "Wild grown carrots are orange?"

a)

True

b)

False

31.

Adding a fish gene into the DNA of a tomato keeps the tomato from ______.

a)

growing

b)

freezing

c)

burning

d)

rotting

32.

True or False? "Corn is the most widely grown crop in the United States?"

a)

True

b)

False

33.

Choose the allele combination that best completes the missing boxes of the Punnett Square.

a)

TT

b)

Tt

c)

tt