Questions

Temporary hardness is due to the presence of soluble bicarbonates of calcium and magnesium in water. Permanent hardness is due to the presence of sulphates and chlorides of calcium and magnesium.

The Original Constitution had classified the Fundamental Rights under  seven groups:

a) Right to Equality

b) Right to Freedom

c) Right against Exploitation

d) Right to Freedom of Religion

e) Cultural and Educational Rights

f) Right to Property

g) Right to Constitutional Remedies

   Now that the Right to Property has been eliminated by the 44th Amendment Act, only six groups now remains.

The given letters equation states that 

18 H on a GC means 18 Holes on a Golf Course. 

Here in the above given question, the mistake is "the is reapeated twice" before mistake.

Tether is a rope, chain, or the like, by which an animal is fastened to a fixed object so as to limit its range of movement.

Cord is rope like to tie. Hence, cord is most similar in meaning to tether.