Six books are labeled A, B, C, D, E and F and are placed side by side. Books B, C, E and F have green covers while others have yellow covers. Books A, B and D are new while the rest are old volumes. Books A, B and C are law reports while the rest are medical extracts. Which two books are old medical extracts and have green covers ?

A straight line segment is 36 cm long. Points are to be marked on the line from both the end points. From each end, the first point is at a distance of 1 cm from the end, the second point is at a distance of 2 cm from the first point and the third point is at a distance of 3 cm from the second point and so on. If the points on the ends are not counted and the common points are counted as one, what is the number of points ?

If Sohan, while selling two goats at the same price, makes a profit of 10% on one goat and suffers a loss of 10% on the other.

Out of a total of 120 musicians in a club, 5% can play all the three instruments, guitar, violin and flute. It so happens that the number of musicians who can play any two and only two of the above instruments is 30. The number of musicians who can play the guitar alone is 40. What is the total number of those who can play violin alone or flute alone ?

Six identical cards are placed on a table. Each card has number `1’ marked on one side and number `2’ marked on its other side. All the six cards are placed in such a manner that the number `1’ is on the upper side. In one try, exactly four (neither more nor less) cards are turned upside down. In how many least number of tries can the cards be turned upside down such that all the six cards show number `2’on the upper side ?

Consider the following statements : According to the passage, the adverse impact of climate change on an ecosystem can be a
1. permanent disappearance of some of its flora and fauna.
2. permanent disappearance of ecosystem itself.
Which of the statements given above is/are correct?

Which one of the following statements best implies the need to shift toward contemporary conservation approach?

What is the most important message conveyed by the passage?

With reference to the passage, the following assumptions have been made :
1. To maintain natural ecosystems, exploitation of natural resources should be completely avoided.
2. Not only anthropogenic but also natural reasons can adversely affect ecosystems.
3. Loss of endemic diversity leads to the extinction of ecosystems.
Which of the above assumptions is/are correct?

According to the passage, under the globalization, government interventions are viewed as processes leading to