Science Challenge -NSO Mock Test

would cause Natural process change the surface of Earth. Some changes occur rapidly and some occur slowly. Which of the following the slowest change in Earth's surface?

• Wind

• Volcanoes

• Earthquakes

• Landslide

Which statement best describes the given figure?

• The Sun revolving around the Earth

• The Sun rotating around the Earth

• The Earth revolving around the Sun

• The Earth is rotating around the Sun

Identify the odd one out among the following.

• Dentist

• Meteorologist

• Dermatologist

• Neurologist

The figure shows a pan of boiling water on a gas stove. Which form of energy changes the water from liquid to gas on boiling?

• Heat

• Electrical

• Light

• Sound

The diagram shows four identical marbles and a measuring cylinder containing 43 ml of water. A student puts two marbles in the cylinder and the water level rises from 43 ml to 45 ml. The student then puts the other two marbles in the measuring cylinder. What will be the water level when all four marbles are in the measuring cylinder?

• 45 ml

• 43 ml

• 49 ml

• 47 ml

Refer the given graph showing the undigested food in the human digestive system over time. Which part of the digestive system does point B to point C represent?

• Oesophagus

• Stomach

• Mouth

• Small Intestine

Reema's father hangs the washed clothes outside their house on a rope to dry as shown in the figure. Which of the following will help the clothes to dry faster?

• Fog

• Wind

• Snow

• Rain

The given figure shows the gases that enter and leave a plant during the process of photosynthesis. Which gases do arrows 1 and 2 represent?

• Arrow 1 is oxygen and arrow 2 is carbon dioxide

• Arrow 1 is nitrogen and arrow 2 is oxygen

• Arrow 1 is carbon dioxide and arrow 2 is oxygen

• Arrow 1 is oxygen and arrow 2 is nitrogen

what is a communicable disease?

• diabetes

• chicken pox

• alzheimers

• cancer

A _____ in the space is nothing at all, not even air. 

• Vacuum

• Blackhole

• Asteroid belt

• Orbit