Biology Facts

How much skin does an adult on average have?

• 10 sq.ft

• 20 sq.ft

• 30 sq.ft

• 40 sq.ft

How much food can your stomach hold at one time?

• 450g

• 900g

• 1350g

• 1800g

How many neurons are in a human brain?

• 10 million

• 100 million

• 1 billion

• 100 billion

• 1 trillion

Nervous system signals are transmitted at what speed?

• 1 meter per second

• 10 meters per second

• 100 meters per second

• 1000 meters per second

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How much DNA do humans share with a banana?

• 20%

• 40%

• 60%

• 80%

• 100%

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How many times per day can a woodpecker peck?

• 4,000

• 8,000

• 12,000

• 16,000

The human body is made up of approx.;

• 100 thousand cells

• 100 million cells

• 100 billion cells

• 100 trillion cells

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Which of the following organisms produces the largest egg in the world ?

• Python

• Cockatoo

• Ostrich

• Port Jackson shark

Every nucleus in the body has DNA at least

• 6mm long

• 6cm long

• 6 feet long

• 6 meters long

70% of the oxygen in the atmosphere is produced by

• Trees

• Marine plants and algae