Which one of the following acids is present in vinegar?
(A) Hydrochloric acid
(B) Citric acid
(C) Oxalic acid
(D) Acetic acid
The most abundant metal in the earths crust is? a) Zinc b) Copper c) Aluminum d) Iron
Who among the following is the Chairman of the recently constituted National Knowledge commission? 1 Deepak Nayyar 2 Sam Pitroda 3 R.A.Mashelkar 4 Yas Pal
How long did the Constituent Assembly take to finally pass the Constitution ? a) About 6 months in 1949 b) Exactly a year since Nov 26. 1948 c) About 2 years since Aug 15, 1947 d) About 3 years since Dec 9, 1946
Consider the following statements : 1.Glycerol is used in explosives. 2.Detergents are made from hydrocarbons obtained from coal or petroleum. 3.Sodium perborate is a mild bleaching agent. 4.Methanol is used for making synthetic fibres. Which of the statements given above are correct ? (a) 1, 2, 3 and 4 (b) 1, 2 and 3 (c) 2, 3 and 4 (d) 1 and 4
At the top of the trajectory of a projectile, the directions of its velocity and accelerations are (1) Parallel to each other (2) Anti ? parallel to each other (3) Lanclined to each other at 450 (4) Perpendicular to each other
How many bones are there in human body? 1 180 2 198 3 206 4 210
In roman society, the plebians: (a) had few rights (b) were the upper class (c) controlled the senate (d) could veto the acts of the assembly
Which of the following is rightly matched? (A) Cotton-Rabi (B) Mustard-Kharif (C) Maize-Rabi (D) Millets-Kharif
Stainless steel is an alloy of ? a) Iron, Carbon and Nickel b) Iron and Manganese c) Iron, Chromium and Zinc d) Iron, Chromium and Nickel
In spite of abundant rainfall, India is said to be water thirsty land. Why? (a) Quick evaporation of rain water (b) Rapid run-off of water (c) Due to the concentration rainfall over a few months (d) All of the above mentioned
India?s National Cricket Championship is: (a) Ranji Trophy (b) Duleep Trophy (c) Irani Trophy (d) Sheesh Mahal Trophy
Vinegar is obtained by the fermentation process. What does it contain? (A) Acetic acid (B) Formic acid (C) Nitric acid (D) Oxalic acid (E) Sulphuric acid