Biology 3.3.1 Flashcards
1
Q
How do Aphids affect Plants? (2)
A
-They feed on the Glucose in the Plant’s Phloem with their sharp Mouthpieces, which which weakens the Plant.
-They can act as Vectors for Plants.
2
Q
Which Plant Diseases have the Symptom Stunted Growth? (3)
A
-Rose Black Spot.
-TMV.
-Mineral Deficiencies.
3
Q
Which Plant Diseases have the Symptom Red & Black Spots on Leaves? (1)
A
Rose Black Spot.
4
Q
Which Plant Diseases have the Symptom Areas of Decay / Rotting? (1)
A
Rose Black Spot.
5
Q
Which Plant Diseases have the Symptom Discolouration of Leaves? (3)
A
TMV, Magnesium Deficiency, Rose Black Spot.
6
Q
What can we look at to identify Plant Diseases?
A
Symptoms.
