[PPSC SDE Civil/Mech, 2021]
16. Who among the following wrote ‘Ajj Aakhaan Waris Shah Nu’?
Amrita Pritam
Nanak Singh
Shiv Kumar Batalvi
Dalip Kaur Tiwana
17. Hybridoma technology is a new biotechnological approach for commercial production of
Monoclonal antibodies
Interferon
Antibiotics
Alcohol
18. Which of the following Schedules of the Constitution of India contains provision regarding Anti Defection Act ?
10th Schedule
11th Schedule
12th Schedule
9th Schedule
[PPSC Principal, HM and BPEO, 2020]
19. A mirror is preferred over a lens for collecting solar heat because
There is absorption of heat by a lens
There is no dispersion of rays by a mirror
There is absorption of heat by a mirror
There is dispersion of rays by a mirror
20. ‘Sidh Gosht’ is a composition of which of the following Gurus?
Guru Amar Das Ji
Guru Nanak Dev Ji
Guru Angad Dev Ji
Guru Gobind Singh Ji