171: Contour bunding is a method of conservation used in

(a) desert margins, liable to strong wind action

(b) low flat plains, close to stream courses, liable to flooding

(c) scrublands, liable to spread of weed growth

(d) None of the above
172: Consider the following statements:

1. Infant mortality rate takes into account the death of infants within a month after birth.

2. Infant mortality rate is the number of infant deaths in a particular year per 100 live births during that year.

Which of the above statements is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
173: Which one of the following is not a feature of Limited Liability Partnership firm?

(a) Partners should be less than 20

(b) Partnership and management need not be separate

(c) Internal governance may be decided by mutual agreement among partners

(d) It is corporate body with perpetual succession
174: Which of the following professional (s) are more likely to run the risk of a permanent change in their cell's DNA ?

I. Researchers using carbon-14 isotope
II. X-ray technician
III. Coal miner
IV. Dyer and Painter

Select the correct answer by using the codes given below :
(a) II alone
(b) I, II and III
(c) I, II and IV
(d) I, III and IV
175: Consider the following pairs: National Park River flowing through the Park

1. Corbett National Park : Ganga

2. Kaziranga National Park : Manas

3. Silent Valley National Park : Kaveri

Which of the above pairs is/are correctly matched?

(a) 1 and 2
(b) 1 and 3
(c) 3 only
(d) None