506: Which one of the following types of coal contains a higher percentage of carbon than the rest ?
(a) Bituminous coal
(b) Lignite
(c) Peat
(d) Anthracite
507: Where was world's largest ever meet on HIV AIDS held in July, 2004?
(a) Singapore
(b) Bangkok
(c) Rome
(d) New York
508: Consider the following statements:
1. Chikmagalur is well-known for sugar production.
2. Mandya is well-known as a coffee-producing region.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
509: Assertion (A) :
A man standing on a completely friction-less surface can propel himself by whistling.
Reason (R) :
If no external force acts on a system, its momentum cannot change.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
510: Which one of the following statements is not correct?
(a) Under the Targeted Public Distribution System, the families Below Poverty Line are provided 50 kg of foodgrains per month per family at subsidised price.
(b) Under Annapurna Scheme, indigent senior citizens of 65 years of age or above, eligible for National Old Age Pension but not getting pension, can get 10 kg of food grains per person per month free of cost.
(c) Ministry of Social Justice and Empowerment has a scheme in which indigent people living in welfare institutions like orphanages are given 15 kg of food grains per person per month at BPL rates.
(d) Ministry of Human Resource Development gives financial support to Mid-day Meal Scheme for the benefit of class I to V students in government or government-aided schools