UPSC Prelims Mini Mock Test: 401

By which act Public service commission in India was established for the first time?

Consider the following pairs:

1. Fair weather clouds - Cumulus Clouds
2. Rainy clouds - Nimbostratus Clouds
3. Ice crystals - Cirrus Clouds

   Which of the above is/are correct?

Consider the following water bodies:

1. Lakes
2. Rivers
3. Wetlands
4. Vernal pools

Which of the above is/are type(s) of lentic ecosystem?

Consider the following pairs:

1. FPG : Tuberculosis
2. Widal : Typhoid
3. IgM/IgG : Dengue

Which of the above pairs is / are correctly matched?

Consider the following statements regarding the speed of sound in different media:

1. The speed of sound is directly proportional to the square root of Young's modulus of the medium.
2. The speed of sound is higher in water than in air at the same temperature.

Which of the above statements is / are correct?