4.3.1.5 Protist Diseases

Question 1

What is malaria caused by?

Answer 1

• a protist

Question 2

Why does part of malarial protist’s life cycle in a mosquito?

Answer 2

• mosquito is a vector and pick up the protist when feeding on infected animals
• when it feeds on another animal, it infects it by inserting the protist into blood vessels

Question 3

What are the symptoms of malaria?

Answer 3

• repeating episodes of fever
• can be fatal

Question 4

How can the spread of malaria be reduced?

Answer 4

• stopping mosquitos from breeding

Question 5

How do people protect themselves from mosquitos?

Answer 5

• insecticides
• mosquito nests
• destroying their habitat