Biology
Chemistry
Astronomy
Earth Sciences
Miscellaneous
100

What is the process called when a plant uses sunlight, water, and carbon dioxide to produce glucose and oxygen?

Photosynthesis

100

What is the symbol for the element hydrogen?

H

100

What planet is known as "The Red Planet"?

Mars

100

What is the name of the largest ocean on Earth?

The Pacific Ocean

100

What famous comet visits our solar system approximately every 76 years?

Halley's Comet

200

What is the largest organ inside the human body?

The liver

200

What is the process called when a liquid turns into a gas?

Evaporation

200

What planet has the most moons?

Jupiter

200

What is the outermost layer of the Earth called?

The crust

200

What is the term used to describe a natural satellite that orbits around a planet?

Moon

300

What is the process called when a tadpole transforms into a frog?

Metamorphisis

300

What is the smallest unit of matter called?

An atom

300

What is the name of the phenomenon where the Moon partially or completely covers the Sun?

Solar Eclipse

300

What is the study of Earth’s rocks and minerals called?

Geology

300

What prestigious international award is given annually for achievements in various fields, including physics, chemistry, and medicine?

The Nobel Prize

400

Which body system is responsible for taking in oxygen and removing carbon dioxide from our bodies?

The respiratory system

400

What is the most abundant gas?

Nitrogen

400

What is the name of the largest moon of Saturn?

Titan

400

What is the process of breaking down rocks into smaller pieces called?

Weathering

400

Who is the scientist known for formulating the theory of evolution by natural selection?

Charles Darwin

500

On average, how many bones are in the adult human body?

206

500

What is the formula for table salt (sodium chloride)?

NaCl

500

What is the name of the first man-made object to reach space?

Sputnik 1

500

What is the study of Earth’s atmosphere and weather called?

Meteorology

500

What is the average body temperature of a human?

37 degrees Celsius

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