3186: Microbial fuel cells are considered a source of sustainable energy, Why ?

1. They use living organisms as catalysts to generate electricity from certain substrates.

2. They use a variety of inorganic materials as substrates.

3. They can be installed in waste water treatment plants to cleanse water and produce electricity.

Which of the Statements given above is/are correct?

(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
3187: Which one of the following pairs is not correctly matched ?

Well known Company : Major Area of Work

(a) Adobe Systems India : Software

(b) Sasken : Communication technology

(c) Genpact : Power Generation

(d) Synthite : Export of spices
3188: In India, in which one of the following types of forests is teak a dominant tree species?

(a) Tropical moist deciduous forest
(b) Tropical rain forest
(c) Tropical thorn scrub forest
(d) Temperate forest with grasslands
3189: Consider the following statements:

1. India is the only country in the world producing all the five known commercial varieties of Silk.

2. India is the largest producer of sugar in the world.

Which of the following statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3190: Which of the following statements regarding the Constituent Assembly are true?

I. It was not based on adult franchise.

II. It resulted from indirect elections.

III. It was a multi-party body.

IV. It worked through several committees.

Select the correct answer from the codes given below.

Codes:

(a) I and II

(b) II and III

(c) I and IV

(d) I, II, III and IV