science

Which of the following is a function of the heart?

• to destroy germs

• to take in all the liquids in the body

• to increase water supply in the body

• to pump blood to all parts of the body

The heart is divided into............ chambers.

• five

• four

• two

• three

Which of the following is not a sign and symptom of malaria?

• headache and body aches

• vomiting and lose of appetite

• coughing

• fever and chills

Mosquitoes breed in stagnant..................

• soil

• water

• rocks

• mud

Which of the following is a way of retaining water in soil?

• mulching

• soil erosion

• drought

• crop rotation

Commercial pesticides can...........the environment.

• protect

• keep

• harm

• soft

Which of the following are completely soft?

• worms

• locusts

• lobsters

• snails

Which of the following are invertebrates?

• lion, cow and elephant

• bees, snails and butterfly

• eagle, goat and chicken

• duck, geese and dove

Copper is a............. of electricity

• resistor

• insulator

• conductor

• generator

We get enough fresh air in a house by having a good..................

• breathing

• insulation

• oxygen

• ventilaation