165. What is done to raise dough while making bread?

A. Alcohol is added
B. Yeast is added
C. Carbon dioxide is passed
D. Air is passed
✅ The correct answer is option B.
Yeast is added to raise dough while making bread. As soon as these ingredients are stirred together, enzymes in the yeast and the flour cause large starch molecules to break down into simple sugars. The yeast metabolizes these simple sugars and exudes a liquid that releases carbon dioxide and ethyl alcohol into existing air bubbles in the dough.

168. Lala Lajpat Rai is also known as

A. Sher-e-Punjab
B. Punjab Kesari
C. both (a) and (b)
D. None of the above
✅ The correct answer is option C.
Lala Lajpat Rai is also known as Sher-e-Punjab and Punjab Kesari. He was born on 28 January 1865 in Dhudike (now Moga district) of Punjab. He was popularly known as Punjab Kesari meaning The Lion of Punjab also known as Sher-E- Punjab in Punjabi for his contribution to the freedom movement.

169. Given below are pairs of the winners and the specific categories pertaining to the 14th International Indian Film Academy (IIFA) Awards. Which one of the pairs is wrongly matched?

A. Best Female Actor – Vidya Balan
B. Best Film – Agneepath
C. Best Actor in a negative role – Rishi Kapoor
D. Best Actor – Ranbir Kapoor
✅ The correct answer is option B.
In the 14th International Indian Film Academy (IIFA) Awards Barfi was awarded best film.

170. Who among the following is a winner of the Indira Gandhi Award for National integration?

A. Aruna Asaf Ali
B. Ashok Kumar
C. Sundarlal Bahuguna
D. M. G. K. Menon
✅ The correct answer is option A.
The Indira Gandhi Award for National Integration is a prestigious award accorded by the Indian National Congress, after former Prime Minister of India, Indira Gandhi. Aruna Asaf Ali is a winner of the Indira Gandhi Award for National integration.