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Tree Disorders/Pests

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Look like small bumps on twigs & branches

a)

Aphids

b)

Scale

c)

Tent Moth

2.
a)

Aphids

b)

Scale

c)

Heart Rott

3.

Insecticides can harm the pest but not beneficial insects

a)

True

b)

False

4.

This insect has a shiny black body with white spots and striped antennae

a)

Gypsy moth

b)

Hemlock woolly adelgid

c)

Asian longhorn beetle

5.

This damage is caused by what?

a)

Cicada

b)

Scale

c)

Heart rott

6.

A fungal disease that causes the decay of wood at the center of the trunk

a)

Canker

b)

Scale

c)

Heart rott

7.

How can you control/prevent cicada infestations?

a)

Cover small trees

b)

Clip off and destroy damage

c)

Don't plant new trees within 4 years of cicada emergence

8.
a)

Heart rott

b)

Hemlock woolly adelgid

c)

Camker

9.

More than 50,000 known species

a)

Aphids

b)

Rust

c)

Scale

10.

Copper spray and sulfur powder prevents what?

a)

Rust

b)

Scale

c)

Gypsy moth

11.
a)

Gypsy moth

b)

Tent caterpillar

c)

Hemlock woolly adelgid

12.

Chemical insecticides can be used for tent caterpillars

a)

True

b)

False

13.

Native to east Asia

a)

Asian longhorn beetle

b)

Gypsy moth

c)

Hemlock woolly adelgid

14.
a)

Scale

b)

Aphid

c)

Hemlock woolly adelgid

15.

This is a good indicator of what?

a)

Cicadas

b)

Heart rott

c)

Tent moths

16.
a)

Gypsy moth

b)

Tent caterpillar

c)

Asian longhorn beetle

17.

Which type of scale produces honeydew?

a)

Hard

b)

Soft

18.

Ladybugs are a beneficial insect for many disorders

a)

False

b)

True

19.

Humans, animals, and the weather can all be tree disorders/pests

a)

True

b)

False

20.

Pruning and watering helps prevent certain disorders

a)

False

b)

True