stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
3.7. Plant Disease GCSE Biology AQA Flashcards | StudBud
Explore
/
3.7. Plant Disease GCSE Biology AQA
3.7. Plant Disease GCSE Biology AQA
15 terms
·
StudBud Administration
·
444 plays
3.7. Plant Disease GCSE Biology AQA
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
What is the primary role of ladybirds in gardens?
To feed on plant sugars.
To attract bees
To spread plant diseases.
To control aphid populations.
2
Fertilisers high in mineral ions can help plants overcome mineral deficiencies.
True
False
3
Plants do not need nitrates for growth.
True
False
4
What is a common symptom of magnesium deficiency in plants?
Yellow leaves
Areas of decay
Stunted growth
Spots on leaves
5
What causes chlorosis in plants?
Lack of sunlight
Magnesium deficiency
Excessive watering
Nitrate deficiency
6
Plants can use mimicry to protect themselves from herbivores.
False
True
7
Plants can defend against pathogens with physical, chemical, and mechanical barriers.
False
True
8
What is an example of a non-communicable disease in plants?
Tobacco mosaic virus
Aphids
Mineral deficiency
Rose black spot
9
Which of the following is an example of plant mimicry?
Thorns mimicking leaves.
Dead-nettles mimicking stinging nettles.
Ladybirds mimicking aphids.
Aphids mimicking ladybirds.
10
What causes discolouration in plant leaves?
Mineral deficiency
Lack of sunlight
Aphids
Excessive watering
11
Plants can increase the thickening of their cell walls if they detect an infection.
True
False
12
Plants do not have any way to defend themselves against herbivores.
True
False
13
What do some plants produce to taste bitter to herbivores?
Sugars
Antibacterial agents
Magnesium
Chemicals
14
What causes stunted growth in plants?
Lack of nitrates.
Lack of water.
Lack of sunlight.
Lack of magnesium.
15
How can farmers identify the pathogen causing a plant disease?
By using monoclonal antibodies.
By sending a sample of the infected plant to a laboratory.
By uploading a picture of the diseased plant to a website.
By reading gardening manuals.
