2521: To obtain full benefits of demographic dividend, what should India do?

(a) Promoting skill development

(b) Introducing more social security schemes

(c) Reducing infant mortality rate

(d) Privatization of higher education
2522: With reference to Indian Ocean Dipole (IOD) sometimes mentioned in the news while forecasting Indian monsoon, which of the following statements is/are correct?

1. IOD phenomenon is characterized by a difference in sea surface temperature between tropical Western Indian Ocean and tropical Eastern Pacific Ocean.
2. An IOD phenomenon can influence an El Ninos impact on the monsoon.

Select the correct answer using the code given below:

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
2523: Which one of the following statements is not correct?

(a) Milk contains none of the B-vitamins
(b) Vitamin-A (retinal) deficiency leads to dry and scaly skin
(c) One of the symptoms of scurvy is pain in the joints
(d) Vitamin B1 (thiamine) deficiency can lead to heart failure
2524: There are 20 students with an average height of 105 cms in a class. Then 10 students with an average height of 120 cms join the class. What will be the average height of the class now?

(a) 100 cms

(b) 110 cms

(c) 120 cms

(d) 130 cms
2525: Assertion (A)

The form of government in Rigvedic period was monarchy

Reason (R)

Priest enjoyed both social and political status and influenced administration

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not the correct explanation of A

(c) A is true but R is false

(d) A is false but R is true