Mcq's
The normal human body temperature is
Blood type AB is called
Blood type O is called
The Earth takes approximately how long to orbit the Sun?
The human body has how many bones?
The Moon takes approximately how long to orbit the Earth?
Ozone layer is in which layer of the atmosphere?
The speed of sound in air is approximately
Vitamin C deficiency causes
Vitamin D deficiency causes
Water freezes at
The chemical formula of water is
The chemical symbol for gold is
The chemical symbol for silver is
The chemical symbol for iron is
DNA stands for
The World Wide Web was invented by
The powerhouse of the cell is
Isaac Newton proposed the laws of motion in his work
Photosynthesis takes place in