20 questions
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?
1 pound
2 pound
3 pound
4 pound
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
How much DNA do humans share with a banana?
20%
40%
60%
80%
100%
How many times per day can a woodpecker peck?
4,000
8,000
12,000
16,000
How many different color variations can our eyes detect?
10,0000
1 million
10 million
100 million
1 billion
Biology is best defined as the study of;
The human body
Living organisms
The environment
Botany
The human body is made up of approx.;
100 thousand cells
100 million cells
100 billion cells
100 trillion cells
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
The largest eyeballs in the world belong to;
An Elephant
Giant Squid
Giraffe
Owl
What percentage of plant life is found in the ocean?
25%
45%
65%
85%
The neuron can be found where?
Heart
Large intestine
Brain
Liver
What is the largest organ in the human body?
The heart
The kidneys
The brain
The skin
How old is the oldest living tree? over...
1000 years
2000 years
3000 years
5000 years
What is the largest animal ever?
t-rex
giant sloth
blue whale
megaladon
How many bones are in an adult human body
185
200
206
303
How much saliva does one person produce in a lifetime
enough to fill a bathtub
enough to cover an entire wedding cake
enough to fill a swimming pool
it depends