Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Hormones

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Promotes seed dormancy

a)

abscisic acid

b)

auxin

c)

cytokinins

d)

gibberellin

e)

ethylene

2.

Stimulates cell division and

lateral (<---->) growth

a)

abscisic acid

b)

auxin

c)

cytokinins

d)

gibberellin

e)

ethylene

3.

In the story 'Jack and the beanstalk', Jack grew a beanstalk that grew way into the clouds. If I wanted to try and grow one myself, which plant hormone would I give my beanstalk?

a)

Cytokinesis

b)

Ethylene

c)

Auxins

d)

Gibberellins

4.

Which plant hormone is a gas?

a)

auxin

b)

gibberellin

c)

ethylene

d)

cytokinin

5.

This hormone may oppose the effects of auxins. This is why you trim the tops off of stems (where auxin is produced) to have more lateral growth.

a)

abscisic acid

b)

auxin

c)

cytokinins

d)

gibberellin

e)

ethylene

6.

My tomato seed wont grow. Which hormones can I use to make it start growing?

a)

Auxins

b)

Cytokinins

c)

Ethylene

d)

Abscisic acid

e)

Gibberellins

7.

The figure below above shows an experiment to study the effect of auxin towards the growth of the coleoptiles. Which of the following conclusions are true about the experiment?

a)

I, II and III only.

b)

I, III and IV only.

c)

II, III and IV only.

d)

I, II, III and IV.

8.

Apical dominance which suppresses lateral bud development is caused by what hormone?

a)

auxin

b)

gibberellin

c)

ethylene

d)

imbibition

9.

What is the role of auxin that causes a plant to bend towards light?

a)

The concentration of auxin in the plant increases when there is light.

b)

Auxin causes uniform growth on every stem.

c)

Auxin causes cells that are on the dark side to grow faster.

d)

Auxin causes the increase in the number of plant cells.

10.

The figure above shows an experiment that is done on two plants of the same species. Both plants are left in the open. What will happen to the two plants after two weeks

a)

I Plant B bends towards the opening of the box.

b)

II The auxin in stem A is distributed uniformly.

c)

III The auxin in stem B is not distributed uniformly.

d)

IV Plant A bends to the right.

11.

The diagram shows the same plant. Which of the following statements is not true

a)

Plant b will be shorter than plant A

b)

plant b produces lateral branches since the apical bud is removed

c)

plant A shows apical dominance

d)

plant a produces abscisic acid to prevend side branches from forming

12.

In the story 'Jack and the beanstalk', Jack grew a beanstalk that grew way into the clouds. If I wanted to try and grow one myself, which plant hormone would I give my beanstalk?

a)

Cytokinesis

b)

Ethylene

c)

Auxins

d)

Gibberellins

13.

Hormone that promote growth of internodes by cell elongation

a)

Auxin

b)

Gibberellin

c)

Both

d)

None

14.

Which hormone is primarily responsible for regulating metabolism in the human body?

a)

Insulin

b)

Thyroxine

c)

Adrenaline

d)

Cortisol

15.

What hormone is released by the pancreas to lower blood sugar levels?

a)

Glucagon

b)

Insulin

c)

Somatostatin

d)

Cortisol