2556: A radioactive substance has a half-life of four months. Three-fourth of the substance would decay in

(a) 3 months

(b) 4 months

(c) 8 months

(d) 12 months
2557: With reference to Global Climate Change Alliance, which of the following statements is/are correct?

1. It is an initiative of the European Union.

2. It provides technical and financial support to targeted developing countries to integrate climate change into their development policies and budgets.

3. It is coordinated by World Resources Institute (WRI) and World Business Council for Sustainable Development (WBCSD).

Select the correct answer using the code given below:

(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
2558: Consider the following statements:

Most international agencies which fund development programmes in India on intergovernmental bilateral agreements, mainly provide

I. Technical assistance.
II. Soft loans which are required to be paid back with interest.
III. Grants, not required to be paid back.
IV. Food assistance to alleviate poverty.

Of these statements
(a) II and IV and correct
(b) I, II and III are correct
(c) I, II and IV are correct
(d) III and IV are correct
2559: 'Khasi' and 'Garo' tribes mainly live in:

(a) Kerala

(b) Meghalaya

(c) Chota Nagpur

(d) Tamil Nadu
2560: There has been a persistent deficit budget year after year. Which action/actions of the following can be taken by the Government to reduce the deficit?

1. Reducing revenue expenditure
2. Introducing new welfare schemes
3. Rationalizing subsidies
4. Reducing import duty

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, 3 and 4