Pick out the correct reasons :
Oil mixed with petrol for two wheelers due to the following reason(s) :
(1)It lubricates the engine parts.
(2)It remove heat inside two engines.
(3)It allows for the deposit of carbon on the spark plug.

Match the following :
(a) Osmium 1.Best conductor of electricity
(b) Lithium 2.Heaviest metal
(c) Tungsten 3.Lightest metal
(d) Silver 4.Highest melting point -3300°C

Match List I with List II correctly :
List-I(Solution) List-II (pH value)
(a)Blood 1. 6:5
(b) Urine 2. 7.3 - 7.5
(c) Vinegar 3. 5.5 - 7.5
(d) Milk 4. 2.4 - 3.4

The theme of the World Special Week, celebrated from 4th October 2017 to 10th October 2017 is

Who among the following women boxers was declared best boxer of the meet during the World Youth Boxing Championship held in Guwahati in 2017?

"Operation Ice Bridge" is associated with

Identify the organisation inaugurated on October 2017 at New Delhi by Prime Minister of India.

Match the title winners with their championship of 2017:
(a) Ms. Saikhom Mirabai Chanu 1. World Junior (V 20) Chess Championship
(b) Ms. Mary Kon 2. World Weightlifting Championship
(c) Mr. Gopi Thonakal 3. Asian Women's Boxing Championship
(d). Master Aravindh Chithambaram 4. Asian Marathon Championship

The writer of the Novel “Dukkam Sukkham” who has been chosen for the Vyas Samman 2017 is Mr/Mrs

The recommendations of 15th Finance Commission will be effect from which date?