The time periods of two simple pendulum are in the ratio 2: 1. The corresponding ratio of their lengths is

Arrange the Remote Sensing Satellites as per year of launching, in ascending order.
I. IRS
II. SPOT
III. TRIO
IV. LANDSAT

Identify the incorrect pair.
Biosphere States
I. Kanha - Madhya Pradesh
ll. Nandadevi - Uttranchal
III. Manas - Assam
IV. Namdhapa - Arunachal Pradesh

Choose the correct answer from the following: These occur as a result of continuous thunder storming.

Which of the following statements about Fertilizer is TRUE?
I. It should be available in low cost.
II. It should be easily assimilated by plants.
III. It should not dissolve readily in water.

Identify the odd one from the group of chemicals given below : BHC, DDT, 2,4-D, Urea

Who was the first woman judge of the Supreme Court?

Consider the following statements :
Assertion (A) : The (ARC) recommended that the institution of Lokpal and Lokayakta.
Reason (R) : 1. should be demonstratively Independent and Impartial.
2. their appointinent should be as far as possible non - Political.
Select your answer according to the coding scheme given below.

Arrange the Presidents of India in chronological order of their term in Office.
I. R. Venkatraman
III. Dr. Sankar Dayal Sharma
III. Dr. K. R. Narayanan
IV. Dr. A.P. J. Abdul Kalan

The Bhopal Gas Tragedy happened in