Question 1

Which of the following is a renewable source of energy?

Accepted Answer

Solar power

Answer

Nuclear power

Answer

Coal

Answer

Natural gas

Question 2

What is the process by which plants make their own food called?

Accepted Answer

Photosynthesis

Answer

Pollination

Answer

Transpiration

Answer

Respiration

Question 3

Which of the following organs is responsible for filtering waste from the blood?

Accepted Answer

Kidneys

Answer

Liver

Answer

Pancreas

Answer

Lungs

Question 4

Which of the following is an example of a conductor of electricity?

Accepted Answer

Copper

Answer

Glass

Answer

Wood

Answer

Rubber

Question 5

Which of the following is NOT a greenhouse gas?

Accepted Answer

Nitrogen

Answer

Water vapor

Answer

Carbon dioxide

Answer

Methane

Question 6

Which of the following is a non-metallic element found in abundance in Earth's crust?

Accepted Answer

Oxygen

Answer

Iron

Answer

Gold

Answer

Silver

Question 7

Which of the following is a characteristic of an exothermic reaction?

Accepted Answer

Release of heat

Answer

Absorption of heat

Answer

Formation of new bonds

Answer

Decrease in temperature

Question 8

Which of the following is known as the powerhouse of the cell?

Accepted Answer

Mitochondria

Answer

Vacuoles

Answer

Chloroplasts

Answer

Ribosomes

Question 9

Which of the following is the largest planet in our solar system?

Accepted Answer

Jupiter

Answer

Earth

Answer

Saturn

Answer

Mars

Question 10

Which of the following is a primary function of the respiratory system?

Accepted Answer

Oxygen exchange

Answer

Digestion of food

Answer

Coordination of movement

Answer

Regulation of body temperature

Question 11

Which of the following is not a renewable source of energy?

Accepted Answer

Coal

Answer

Hydroelectric

Answer

Wind

Answer

Solar

Question 12

What is the process by which plants make their food called?

Accepted Answer

Photosynthesis

Answer

Transpiration

Answer

Fermentation

Answer

Respiration

Question 13

Which of the following is an example of a chemical change?

Accepted Answer

Burning paper

Answer

Mixing salt and sugar

Answer

Melting ice

Answer

Cutting wood

Question 14

Which component of blood is responsible for carrying oxygen to different parts of the body?

Accepted Answer

Red blood cells

Answer

Plasma

Answer

Platelets

Answer

White blood cells

Question 15

Which of the following is a greenhouse gas that contributes to global warming?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Argon

Question 16

Which of the following is an example of a renewable resource?

Accepted Answer

Wind

Answer

Natural gas

Answer

Petroleum

Answer

Coal

Question 17

Which of the following is the process of conversion of water vapor into liquid water?

Accepted Answer

Condensation

Answer

Sublimation

Answer

Evaporation

Answer

Precipitation

Question 18

What is the unit of measurement for electric current?

Accepted Answer

Ampere

Answer

Volt

Answer

Watt

Answer

Ohm

Question 19

Which of the following is known as the 'powerhouse' of the cell?

Accepted Answer

Mitochondria

Answer

Lysosome

Answer

Endoplasmic reticulum

Answer

Ribosome

Question 20

Which of the following is responsible for causing tides in the ocean?

Accepted Answer

Gravitational pull of the Moon

Answer

Ocean currents

Answer

Tidal waves

Answer

Gravitational pull of the Sun

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