science quiz

What is the voltage of a single dry cell?

• 1.2V

• 6V

• 1.5V

• 220 V

Two types of muscles of earthworm are

• biceps and triceps

• longitudinal and circular

• straight and circular

• skeletal and straited

muscles always work in

Which of the following are not insulators ?

• water, human body

• iron, plastic wire

• mica, bakelite

• pvc, asbestos

Compass has

• Demagnetized needle

• pivoted brass needle

• pivoted iron needle

• Pivoted magnetized needle

Best conductor of electricity ?

• iron

• copper

• aluminium

• silver

which of the following is magnetic material?

• alumimiun

• cobalt

• copper

• brass

hip bone is joined to backbone by a

• ball and socket joint

• fixed joint

• pivot joint

• hinge joint

how to separate coarse flour from fine flour?

• threshing

• hand picking

• filtration

• seiving

skull has ---- bony plates.

• 22

• 12

• 55

• 33