Malaria
Dengue fever
Spread of infectious diseases
100

Which mosquito transmits malaria?

Anopheles mosquito (female)

100

Which mosquito transmits dengue?

Aedes mosquito (mainly Aedes aegypti)

100

What does “endemic” mean?

Constant presence of a disease in a region

200

What is the causative agent of malaria?

Plasmodium spp.

200

Is dengue caused by a virus or bacteria?

virus

200

What is an epidemic?

Sudden increase in cases above normal level

300

Is malaria a viral or parasitic disease?

Parasitic disease

300

Name one typical symptom besides fever.

rash

300

What is a major factor in global spread today?

International travel / globalization

400

Is the fever pattern continuous or periodic?

Periodic (in waves)

400

Can dengue cause bleeding? (yes/no)

yes

400

What is a vector in infectious diseases?

An organism (usually insect) that transmits a pathogen between hosts (e.g., mosquito)

500

In which blood cells does the parasite live?

Red blood cells (erythrocytes)

500

Where is dengue most commonly found?

Tropical and subtropical regions

500

Give one example of a non-vector transmission route.

Fecal-oral route / airborne transmission / sexual transmission / blood (any correct)