2981: In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique?
1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation.
Select the correct answer using the code given below:
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
2982: Which of the following are the methods of Parliamentary control over public finance in India?
1. Placing Annual Financial Statement before the Parliament
2. Withdrawal of moneys from Consolidated Fund of India only after passing the Appropriation Bill
3. Provisions of supplementary grants and vote-on-account
4. A periodic or at least a mid-year review of programme of the Government against macroeconomic forecasts and expenditure by a Parliamentary Budget Office
5. Introducing Finance Bill in the Parliament
Select the correct answer using the codes given below :
(a) 1, 2, 3 and 5 only
(b) 1, 2 and 4 only
(c) 3, 4 and 5 only
(d) 1, 2, 3, 4 and 5
2983: 'Water flows through a pipeline at a steady rate. At a point on the pipeline, water is withdrawn continuously through a branch line'.
Consider the following statements in this regard.
1. Pipe line beyond the branch line will not be full.
2. Flow velocity in the main line will be less after the branch line than before it.
3. Flow velocity in the main line beyond the branch line will become unsteady.
Of these statements
(a) 1 is true
(b) 2 is true
(c) 3 is true
(d) None is true
2984: Which one of the following diseases is least infectious ?
(a) Leprosy
(b) Tuberculosis
(c) Conjunctivitis
(d) Hepatitis
2985: Which of the following statements is not correct about Nalanda University ?
(a) It was an ancient Buddhist learning centre
(b) A Chinese Hiuen Tsang studied here
(c) We came to know about it only through the writings of Chinese pilgrims
(d) It was mainly responsible for spreading Buddhism to China, Japan and South East Asia