Grade 4 Science Quiz

What do plants need to make their food?

• Water, soil, sugar

• Sunlight, water, carbon dioxide

• Rocks, light, food

• Sunlight, oxygen, nitrogen

Which part of the plant takes in water from the soil?

• Stem

• Leaf

• Root

• Flower

What gas do humans need to breathe in to live?

• Carbon dioxide

• Oxygen

• Nitrogen

• Helium

What is the function of the heart in the human body?

• To digest food

• To pump blood

• To think

• To breathe

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus

What is the natural satellite of the Earth?

• Mars

• Sun

• Moon

• Jupiter

Which of these is a solid?

• Water

• Air

• Ice

• Steam

What do animals need to survive?

• Cars, phones, music

• Food, water, air

• Houses, books, TV

• Clothes, toys, light

Which of these is a source of light?

• Moon

• Mirror

• Sun

• Wall

What is the largest organ in the human body?

• Liver

• Heart

• Skin

• Brain