UPSC preliminary MCQ'S 2019 Part 07

Consider the following statements:

1. Windvane is a wind measurement instrument measures wind velocity

2. Weathercock measures wind direction

3. Anemometer measures wind velocity

4. Windvane measures wind direction

Which of the statements given above is/are correct?

a) 1, 2, 4

b) 1, 2, 3, 4

c) 2, 3, 4

d) 1, 3, 4

Correct Answer: C

Explanation

A weather vane, wind vane, or weathercock is an instrument for showing the direction of the wind. An Anemometer is a device used for measuring the speed of wind, and is also a common

weather station instrument.

Tikdam: 1 and 4 cannot simultaneously be correct. Hence answer choices a), b) and d) are eliminated. We are left with only answer choice c) which is the correct answer.

Consider the following statements:

1. Thal, Bhor and the Pal Ghats are part of the Eastern ghats

2. The Western Ghats are higher than the Eastern Ghats.

3. Mahendragiri (1,501 metres) is the highest peak in the Western Ghats.

Which of the statements given above is/are correct?

a) 1, 2 and 3

b) 1 and 3 Only

Exam Title : Email :

Civilsdaily

c) 2 Only

d) 1, 2 Only

Correct Answer: C

Explanation

Thal, Bhor and the Pal Ghats are part of the Western Ghats. The Western Ghats are higher than the Eastern Ghats. Their average elevation is 900– 1600 metres as against 600 metres of the Eastern Ghats. The Eastern Ghats stretch from the Mahanadi Valley to the Nigiris in the south.

The Western Ghats are known by different local names. The height of the Western Ghats progressively increases from north to south. The highest peaks include the Anai Mudi (2,695metres). Mahendragiri (1,501 metres) is the highest peak in the Eastern Ghats.

Consider the following statements regarding an Indian river:

1.It rises in the Amarkantak hills in Madhya Pradesh.

2. It flows through a deep gorge, and the ‘Dhuadhar falls’ where it plunges over steep rocks.

3. Its river basin covers parts of Madhya Pradesh and Gujarat.

Which Indian river has been mentioned as per the information given below:

a) Loni

b) Brahmaputra

c) Kosi

d) Narmada

Correct Answer: D

Explanation

The river in discussion in the above question is Narmada. he Narmada rises in the Amarkantak hills in Madhya Pradesh. It flows towards the west in a rift valley formed due to faulting. On its way to the sea, the Narmada creates many picturesque locations. The ‘Marble rocks’, near Jabalpur where the Narmada flows through a deep gorge, and the ‘Dhuadhar falls’ where the river plunges over steep rocks, are some of the notable ones.