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WorksheetsPlant Diseases
Total questions: 14
Worksheet time: 8mins
Name
Class
Date
1.
What is this disease?
a)
Black Spot
b)
Black Rose Spot
c)
Tobacco Mosaic Disease
d)
Chlorosis
2.
Which plant disease is shown here?
a)
Rose Black Spot
b)
Chlorosis
c)
Tobacco Mosaic Virus
d)
Damping Off
3.
Which of the following indicates a plant has a disease ?
a)
Stunted growth
b)
Spots on leaves
c)
Decay or rot
d)
All of the above
4.
What is albinism (in plants)?
a)
The blackening of the leaves
b)
The lack of seeds
c)
The whitening of stalk
d)
The lack of pigments
5.
Which plant disease is shown here?
a)
Galls
b)
Rust
c)
Root Rot
d)
Tobacco Mosaic Virus
6.
Which of these does not cause plant diseases
a)
viruses
b)
fungi
c)
mineral deficiencies
d)
ladybirds
7.
What is the structure of tobacco mosaic virus?
a)
Spiralli
b)
Bacilli
c)
Cocci
d)
Hosohedron
8.
Which of the following is a chemical plant defence?
a)
Producing antibacterial substances
b)
Thorns and spikes
c)
Layers of dead cells
d)
Mimicry
9.
Which of the following is a physical plant defence?
a)
Producing antibacterial substances
b)
Thorns and spikes
c)
Tough waxy cuticles
d)
Mimicry
10.
Which of the following is a mechanical plant defence?
a)
Producing antibodies
b)
Thorns and spikes
c)
Tough waxy cuticles
d)
Dead leaves
11.
Which of the following are ways to identify plant diseases?
a)
Using a gardening manual
b)
Take infected plant to be tested in a lab
c)
Using monoclonal testing kits
d)
All of the above
12.
This is a plant. What type of defence mechanism does it have?
a)
Toxins
b)
Antitoxins
c)
Tough waxy cuticle
d)
Mimicry
13.
which of these are plant diseases
a)
malaria
b)
salmonella
c)
albinism
d)
English tea disease
e)
commy
14.
What is tobacco mosaic virus caused by?
a)
Tobamovirus
b)
Smoking
c)
Quizziz
d)
Pathogens
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