NEW
Font size
S
M
L
XL
Worksheets8.00 Review
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
Which stage of development is most likely missing when an insect goes through incomplete metamorphosis?
a)
Egg
b)
Nymph
c)
Pupa
d)
Adult
2.
Insects can be distinguished from spiders because insects have:
a)
2 body sections
b)
6 legs
c)
8 legs
d)
No wings
3.
Insects with toothed jaws that bite and tear their food have what type of mouth parts?
a)
Chewing
b)
Grinding
c)
Multiple
d)
Sucking
4.
Melanie finds aphids on her plant. She is most concerned the aphids will damage her plants by:
a)
Chewing
b)
Piercing and sucking
c)
Rasping and sucking
d)
Sponging
5.
When insects are worms or caterpillars, what is their stage of development?
a)
Adult
b)
Egg
c)
Fly
d)
Larva
6.
Marcel notices that the leaves of his bedding plants have been damaged by chewing insects. Which insects are most likely responsible for the damage?
a)
Aphids
b)
Butterflies
c)
Grasshoppers
d)
Thrips
7.
Jana finds insects on her bedding plants. She knows they are insects because of their:
a)
Single body region and eight legs
b)
Multiple body regions and hundred legs
c)
Three body regions and six legs
d)
Four body regions and twenty legs
8.
Butterflies have which type of mouth part?
a)
Chewing
b)
Piercing - sucking
c)
Rasping - sucking
d)
Siphoning
9.
A sponging-type insect most likely damages a plant by:
a)
Carrying diseases from other plants
b)
Chewing on the leaves
c)
Piercing the leaves and sucking sap from the plant
d)
Rasping the leaves and sucking sap from the plant
10.
Samantha learns that for a plant to contract a disease it must have:
a)
an ailment
b)
dry soil
c)
an insect problem
d)
a pathogen
11.
Fernando notices that his plants have quickly turned brown and look like they have been burned. What disease is most likely causing this?
a)
Bacterial blight
b)
Damping off
c)
Leaf spot
d)
Mildew
12.
Diseases are common in greenhouses because most plants are grown in highly moist conditions and warm temperature which creates a favorable:
a)
acidity
b)
environment
c)
genetics
d)
repellent
13.
Rosa found distorted patterns of mottled colors - dark green, light green, etc. on the young leaves of a plant. This viral condition is called:
a)
canker
b)
damping off
c)
mosaic
d)
smut
14.
Viral, fungal, and bacterial describe the origin for types of:
a)
diseases
b)
germination
c)
pollination
d)
plants
15.
What symptoms does Pam see if her seedlings have a damping off problem?
a)
Circular black spots on upper leaf surface
b)
Rusty growth on upper leaf surface of seedlings
c)
Seedlings rotting off at soil level
d)
White coating on plant leaves
16.
Brad read online that bacteria are what type of microorganisms?
a)
Double-celled
b)
General
c)
Particular
d)
Single-celled
17.
What virus carried by cigaretts can be spread to tomato plants?
a)
Damping off
b)
Leaf spots
c)
Mildew
d)
Mosaic virus
18.
Noah learns that tobacco mosaic virus can also attack:
a)
corn
b)
radishes
c)
rubber plants
d)
tomatoes
Reset
