General Science Multiple Choice Questions

Which of the following is a pure substance?

• Air

• Soil

• Water

• Milk

Which component of air is essential for respiration?

• Nitrogen

• Oxygen

• Carbon Dioxide

• Hydrogen

Which of the following is a sedimentary rock?

• Granite

• Basalt

• Limestone

• Marble

The force that pulls objects towards the center of the Earth is called:

• Magnetic Force

• Friction

• Gravity

• Electrostatic Force

Which of the following materials is opaque?

• Glass

• Water

• Wood

• Air

Which organ is primarily responsible for pumping blood throughout the body?

• Brain

• Lungs

• Heart

• Liver

Which nutrient is essential for building and repairing body tissues?

• Carbohydrates

• Proteins

• Fats

• All of these.

Which of the following is a renewable source of energy?

• Coal

• Petroleum

• Solar Energy

• Natural Gas

Which gas is produced during photosynthesis?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Hydrogen

Which of the following diseases is caused by a deficiency of Vitamin D?

• Scurvy

• Rickets

• Night Blindness

• Beriberi