Lesson 4: Fungal and Protist disease Flashcards
1
Q
What is rose black spot?
A
- Fungal disease where purple or black spots develop on leaves, which often turn yellow and drop early.
2
Q
Why does rose black spot affect the growth of a plant?
A
- Photosynthesis is reduced.
- Due to black and purple spots on leaves.
3
Q
How is rose black spot spread?
A
- It is spread in the environment by water or wind.
4
Q
How can rose black spot be treated?
A
- Use fungicides.
- Remove/ destroy affected leaves.
5
Q
Which pathogen causes malaria?
A
- The pathogens that cause malaria are protists.
6
Q
How is malaria spread?
A
- Through the vector of a mosquito.
- Infected person bitten by mosquito.
- Malaria protist passes into mosquito.
- Mosquito bites another person and infects them with the pathogen.
7
Q
What does the life cycle of the malaria protist include?
A
- The malarial protist has a life cycle that includes the mosquito.
8
Q
What are the symptons of malaria and what can the disease lead to?
A
- Malaria causes recurrent episodes of fever and can be fatal.
9
Q
How can the spread of malaria be controlled?
A
- Prevent the mosquitos from breeding
- Prevent the mosquitos from biting humans.
10
Q
How can we prevent mosquitos from breeding?
A
- Mosquitos breed in still water.
- Drain areas of still water/ use insecticide to kill the mosquitos.
11
Q
How can we prevent mosquitos biting humans?
A
- ## Use moquito nets whilst sleeping.
