1621: The tendency of lower caste people to improve their living standard and status by imitating the upper class people is known as:

(a) Assimilation

(b) Sanskritisation

(c) Urbanisation

(d) Acculturisation
1622: What is the aim of the programme 'Unnat Bharat Abhiyan'?

(a) Achieving 100% literacy by promoting collaboration between voluntary organizations and governments education system and local communities.

(b) Connecting institutions of higher education with local communities to address development challenges through appropriate technologies.

(c) Strengthening Indias scientific research institutions in order to make India a scientific and technological power.

(d) Developing human capital by allocating special funds for health care and education of rural and urban poor, and organizing skill development programmes and vocational training for them.
1623: Which one of the following was the venue for the preliminary talks between the Sri Lankan Government and representatives of Tamil United Liberation Front and other militant groups ?

(a) New Delhi
(b) Colombo
(c) Zirconiun
(d) Chennai
1624: Recently, Scientists observed the merger of giant blackholes billions of light-years away from the Earth. What is the significance of this observation?

(a) 'Higgs boson particles' were detected.

(b) 'Gravitational waves' were detected.

(c) Possibility of inter-galactic space travel through 'wormhole' was confirmed.

(d) It enabled the scientists to understand 'singularity'.
1625: A number was divided successively in order by 4, 5 and 6. The remainders were 2, 3 and 4 respectively. What is the number?