wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Genes and Chromosomes Form 5

Total questions: 15

Worksheet time: 12mins

Name
Class
Date
1.

Which of the following is not a base found in a DNA molecule?

a)

Thymine

b)

Guanine

c)

Uracil

d)

Adenine

2.

Which of the following statements about chromosomes is correct?

a)

Chromosomes are long, thread-like structures

b)

Chromosomes are found in the nucleus of all cells in the human body

c)

Chromosomes contain DNA

d)

All of the above

3.

What are homologous chromosomes?

a)

Two chromosomes that are the same length

b)

Two chromosomes that have the centromere in the same position

c)

Two chromosomes that have genes for particular characteristics at the same location along their length

d)

All of the above

4.

How many chromosomes are found in each cell of your body (excluding gametes)?

a)

46

b)

23

c)

40

d)

45

5.

The gametes only contain half as many chromosomes as your body cells.

a)

True

b)

False

6.

Of the chromosomes in your cells, how many are sex chromosomes?

a)

1

b)

2

c)

3

d)

4

7.

What are genes?

a)

Pants

b)

Specific traits

c)

Sections of DNA arranged along the chromosomes

d)

Chromosomes

8.

What does DNA stand for?

a)

Deoxyribosenucleic acid

b)

Deribosenucleic acid

c)

Deoxyribose

d)

Nucleic acid

9.

Which of the following base pairings is correct?

a)

T-T, C-A

b)

A-T, C-C

c)

A-T, C-G

d)

C-G, C-C

10.
DNA is inside your cells. What part of the cell is the DNA inside of?
a)
cell membrane
b)
cytoplasm
c)
nucleus
11.
The twisted ladder shape of DNA is referred to as a ....
a)
Twizzler candy
b)
twisted ladder
c)
double helix
d)
yo mama
12.

From smallest to largest how would genetic information be organized?

a)

genes, cell, nucleus, chromosome, DNA

b)

chromosome, cell, gene, DNA, nucleus

c)

DNA, gene, chromosome, nucleus, cell

d)

nucleus, cell, gene, DNA, chromosome

13.
The drawing shows the structure of what molecule?
a)
A DNA molecule
b)
A lipid molecule
c)
A carbohydrate molecule
d)
A protein molecule
14.

Which organisms can be used to produced human insulin through genetic engineering?

a)

Bacteria

b)

Viruses

c)

Fungi

d)

Protozoa

15.

Which of the following is not an application of genetic engineering in agriculture?

a)

Production of disease resistant crops

b)

Enhance nitrogen fixation in crops

c)

Prolong the lifespan of fruits

d)

Production of antibiotics by microorganisms