Which one of the following is an example of chemical change? [CDS I 2016] 1) Burning of paper 2) Magnetization of soft iron 3) Dissolution of cane sugar in ...

Which one of the following is the cause of long-term sea-level change? [CDS I 2016] 1) Atmospheric disturbance 2) Change in marine water density 3) Melting of icebergs 4) ...

The ‘eye of the cyclone has: [CDS I 2016] 1) abnormally high temperature and lowest pressure 2) abnormally low temperature and pressure 3) clear sky and lowest temperature 4) ...

Which one of the following is the reason due to which the wind in the southern hemisphere is deflected towards its left? [CDS I 2016] 1) Difference in the water masses of ...

Which one of the following statements is not correct? [CDS I 2016] 1) Hydrogen is an element. 2) Hydrogen is the lightest element 3) Hydrogen has no isotopes ...

Which one of the following statements is not correct? [CDS I 2016] 1) Atoms of different elements may have same mass numbers 2) Atoms of an element may have different mass ...

Which are correct? 1. Chemical industry is one of the oldest industries in India 2. Dyestuff sector is one of the important segments of chemical industry” 3. Textile industry accounts for the ...

A person rings a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. If the sound moves with a speed of 340 m/s, how far is the wall from him?

The synthetic rubber has replaced natural rubber for domestic and industrial purposes. Which one of the following is the main reason behind that ? [CDS I 2016] 1) Natural rubber is unable ...

Arrange the following popular hill stations of India in terms of their height (from highest to the lowest) from the mean sea level : 1. Mussoorie 2.Shimla 3. Ooty 4. Darjeeling Select ...