Explanation

Explanation

The most significant difference that you should note here is that a calculator just performs arithmetical operations, whereas a computer can carry out arithmetical as well as logical operations.

Thus, a computer can solve highly complex problems.

Explanation

There are 4 main blood groups (types of blood) – A, B, AB and O.

Your blood group is determined by the genes you inherit from your parents.

Explanation

Hard is both an adjective and an adverb.

When it is an adverb, it means 'needing or using a lot of physical or mental effort'.

Explanation

Transpiration is the process of removal of excess water from the plants through tiny openings in leaves known as stomata.

Explanation

Fermentation is an anaerobic process in which microorganisms like yeast and bacteria break down food components into other products .

This gives fermented foods their unique and desirable taste, aroma, texture and appearance.

Explanation

Ibn Khaldun was: sociologist and historian

Ibn Khaldun born: Tunis 

Ibn Khaldun died: Egypt

Explanation

Change voice : Who designed a car

By whom a car was designed  

Explanation

5(X - 50) = X + 50
5X - 250 = X + 50
4X = 300
X = 75

Explanation

To refer to a place, use the prepositions "in" (the point itself)