Question : Identify a dark-coloured amorphous substance that is highly resistant to microbial action and undergoes decomposition at an extremely slow rate.

Option 1: Chitin

Option 2: Humus

Option 3: Carotenoids

Option 4: Colloids

Question : The ________ and _______ determine the corridor for the daily movement in the weighted average call money rate.

Option 1: Reverse repo rate, discount rate

Option 2: Marginal Standing Facility, reverse repo rate

Option 3: Liquidity adjustment facility, repo rate

Option 4: Bank rate, repo rate

Question : The rate of simple interest for which INR 9,000 will amount to INR 10,200 in 4 years is:

Option 1: $4\frac{2}{3}\%$

Option 2: $7\frac{1}{3}\%$

Option 3: $5\frac{1}{2}\%$

Option 4: $3\frac{1}{3}\%$

Question : What happens when a drop of glycerol is added to crushed potassium permanganate (KMnO).spread on a paper?

Option 1: There is a crackling sound 

Option 2: There is a violent explosion 

Option 3: There is no reaction 

Option 4: The paper ignites

Question : Gandhi's Salt Satyagraha was a part of :

Option 1: Champaran Satyagraha

Option 2: Quit India Movement

Option 3: Non Cooperation Movement

Option 4: Civil Disobedience Movement