GRADE 12 ELIMINATION ROUND

The yeast used in making bread is ______.

• Fungus

• Bacteria

• Lichen

• Algae

What do you call the smallest bone in the body?

• Vomer

• Incus

• Malleus

• Stapes

What are the four agents of erosion?

• Gravity, soil, landslides, water

• Wind, water, landslides, air

• Gravity, glaciers, wind, water

• Glaciers, gravity, air, soil

What is the study of rocks?

• Meteorology

• Geology

• Pedology

• Petrology

It is also called the twilight zone in the ocean.

• Epipelagic zone

• Mesopelagic zone

• Bathypelagic zone

• Comfort zone

Where is the ozone layer located?

• Exosphere

• Stratosphere

• Lithosphere

• Troposphere

What is the molar mass of H2O?

• 16

• 18

• 20

• 22

What is the SI unit of capacitance?

• Coulomb

• Joules

• Watts

• Farad

Which among the following has the highest frequency?

• Radiowaves

• Infrared

• Ultraviolet rays

• Gamma Rays

What is the function of the cell membrane?

• To control the substances that enter and leave the cell

• To carry out respiration

• To contain the genetic information

• To synthesise proteins