UPSC Prelims Mini Mock Test: 638

Consider the following statements:

1. India has 13 major ports.
2. The combined capacity of the major ports is less than the combined capacity of all the minor ports.

Which of the above statements is / are correct?

Who among the following was the president of Indian National Congress during the vital negotiations with both the Cripps Mission and Cabinet Mission?

Consider the following statements regarding the electromagnetic spectrum:

1. Gamma rays have higher frequency than X-rays.
2. Microwaves have a higher energy than radio waves.
3. Infrared has longer wavelengths than ultraviolet.

Which of the above statements is/are correct?

Krushi Utpadan Sanrakshan Kendra (KRUSHAK):

1. has been set up by the Indian Council of Agricultural Research (ICAR)
2. utilises radiation technique for food preservation

Which of the above statements is/are correct?

Which of the following pollutants are reduced by the installation of catalytic converters in diesel vehicles?

1. Carbon monoxide (CO)
2. Carbon dioxide (CO₂)
3. Nitrogen oxides (NOx)
4. Sulphur dioxide (SO₂)
5. Hydrocarbons (HC)

Select the correct option from the codes given below: