CHEMISTRY
BIOLOGY
ANATOMY
EARTH AND SPACE
MARINE
100

The chemical symbol for water

What is H₂O ?

100

The powerhouse of a cell

What is mitochondria?

100

The hormone that is produced by the pancreas

What is insulin?

100

The middle layer of the Earth

What is the mantle?

100

The collective noun for a group of fish is called 

What is a school?

200

The charge of a neutron

What is neutral?

200

The largest organ of the human body

What is skin?

200

The part of the body that cannot repair itself

What is tooth/teeth?


200

The most abundant gas in the Earth's atmosphere is 

What is nitrogen?

200

The largest ocean on Earth

What is the Pacific Ocean?

300

The type of bond that is formed when atoms share electrons

What is a covalent bond?

300

True or False: Only males are called peacocks. Females are called peahens. 

What is true?

300

The rarest blood type is 

What is AB-?

300

Meteorology is the study of

What is the Earth's atmosphere?

300

The largest species of cephalopod

What is squid?

400

The chemical symbol for gold

What is Au?

400

Essential for photosynthesis, this pigment’s name is derived from the Greek for ‘pale green’ and ‘leaf’

What is Chlorophyll?

400

A human does this roughly 4.2 million times a year?

What is blink?

400

Seismology is the study of 

What is the study of earthquakes?

400

This is not a form of marine pollution

What is air pollution?

500

This element is represented by the symbol 'K' on the periodic table

What is Potassium?

500

The collective noun for geese

What is a 'gaggle'?

500

The length of time it takes a blood cell to circulate through your body

What is one minute?

500

Most water pollution is caused by

What are humans?

500

The percentage of Earth's oxygen that is produced by the ocean

What is 50%?

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