1) Carbohydrates in food are our
body’s main source of energy.
They are plentiful in sweet things and
in starchy food such as bread, cakes and potatoes.
Carbohydrates are burned by our body
to keep it warm and to provide energy for growth and muscle movement, as well
as to maintain basic body processes.
The average adult needs 2000 to 4000
calories of carbohydrates a day.
2) Space suits protect astronauts when
they go outside their spacecraft. The suits are also called
EMUs(Extra-Vehicular Mobility Units).
3) Dogs have far superior hearing than
human, capable of hearing sounds at four times the distance.
4) An elephant’s brain weighs four
times as much as the human brain. However our brains are far bigger in relation
to our bodies than those of any other animal.
5) Lions cubs are looked after by
several females until they are big enough to fend for themselves.
6) Sharks do not have a single bone in
their bodies. Instead they have a skeleton made up of cartilage, the same type
of tough, flexible tissue that makes up human ears and noses.
7) A leopard’s tail is as long as its
entire body. This helps it with balance and enables it to make sharp turns
quickly.
8) Green fruits help make your bones
and teeth strong.
9) Dark green vegetables contain more
vitamin C than light green vegetables.
10) Whales support many different
types of life. Several creatures, such as barnacles and sea lice, attach
themselves to the skin of whales and live there.
11) The cabbage encloses nearly as
much water as the watermelon. Watermelons contain 92% water whereas cabbages
have 90% and carrots 87%.
12) Only one planet rotates clockwise
and that’s Venus.
13) Hornbills lay just one egg a year.
14) The biggest bear is Alaskan brown
bear, which grows to 2.7m in height and weighs up to 770kg.
15) The sun bear of Southeast Asia is
the only tropical bear. It is the smallest bear and a very good climber.
16) Somalia is the only African
country in which the entire population speaks the same language, Somali.
