An enzyme produced by HIV DNA into host cell DNA is:

 a) DNA gyrase
 b) Integrase
 c) Ligase
 d) Helicase

SSC CGL-15

Integrase.

Which one among the following industries is the maximum consumer of water in India?

 a) Engineering
 b) Paper and pulp
 c) Textiles
 d) Thermal power

SSC CGL-15

Thermal power. Source: TERI Policy Brief 2012

The ash grey soils of high lattitude coniferous forest are known as:

 a) Tundra soils
 b) Podsols
 c) Grey brown soils.
 d) red and yellow soils.

SSC CGL-15

Podsols.

Economic profit or normal profit is the same as :

 a) optimum profit
 b) maximum profit
 c) net profit
 d) accounting profit

SSC CGL-15

net profit.

SIDBI stands for :

 a) Small Industries Designed Bank of India
 b) Small Industries Development Bank of India
 c) Small Development  Banker's Institute
 d) Small Industrial Designed Bank of India

SSC CGL-15

Small Industries Development Bank of India.

Surplus budget is recommended during :

 a) Boom
 b) Famine
 c) War
 d) Depression

SSC CGL-15

Boom. If the economy is booming, then a budget surplus could be compatible with strong economic growth.

First Nobel Prize to india was given for

 a) Medicine
 b) Physics
 c) Chemistry
 d) Literature

SSC CGL-15

Literature.

The metal ion present in Vitamin B12 is :

 a) Zinc
 b) Iron
 c) Nickel
 d) Cobalt

SSC CGL-15

cobalt. Vitamin B12 is also referred to as cobalamin, because it contains a metal ion (cobalt).

Who of the following has given the term Rhizosphere?

 a) Hiltner
 b) Gallet
 c) Alexopolus
 d) None of the above.

SSC CGL-15

Hiltner. The term rhizosphere was coined by Hiltner in 1904 to describe the portion of soil where microorganism-mediated processes are under the influence of the root system.

What is the currency of Saudi Arabia?

 a) Riyal
 b) Lira
 c) Pound
 d) DInar

SSC CGL-15

Riyal.

Pulses are obtained from the family :

 a) Cycadaceae
 b) Leguminosae
 c) Fungi
 d) Liliaceae

SSC CGL-15

Leguminosae

NABARD stands for :

 a) National bureau for air and road transport
 b) National Bank for aeronautics and radar development
 c) National Bank for Agriculture and rural development
 d) National business for accounting and Reviewing

SSC CGL-15

National Bank for Agriculture and rural development.

Who was the first Speaker of the Lok Sabha?

 a)  N Sanjeev Reddy
 b) Dr. SP Mukherjee
 c) BR Ambedkar
 d) GV Mavalankar

SSC CGL-15

GV Mavalankar.

Reserve Bank of India was nationalised in:

 a) 1935
 b) 1947
 c) 1951
 d) 1949

SSC CGL-15

1949. Reserve Bank of India was formed on April 1, 1935. RBI was nationalised on 1 January 1949.

Day and Night are equal at the:

 a) Poles
 b) Equator
 c) Antarctic
 d) Arctic

SSC CGL-15

Equator.

Raja Ram Mohan Roy was the founder of:

 a) Arya Samaj
 b) Prarthna Samaj
 c) Brahmo Samaj
 d) Ram Krishna Mission

SSC CGL-15

Brahmo Samaj. Brahmo Samaj founded in Calcutta [Kolkata] in 1828 by Ram Mohan Roy.

Microbial degradation of nitrates into atmospheric nitrogen is known as:

 a) Nitrification
 b) Denitrification
 c) Putrefacation
 d) Ammonification

SSC CGL-15

Denitrification.

Which of the following particles has the dual nature of particle-wave?

 a) Neutron
 b) Electron
 c) Meson
 d) Proton

SSC CGL-15

Electron.

Ultra purification of metal is done by:

 a) Zone melting
 b) Slugging
 c) Leaching
 d) Smelting

SSC CGL-15

Smelting.

In which year was the Indian National Congress formed?

 a) 1901
 b) 1835
 c) 1885
 d) 1875

SSC CGL-15

1885.