Questions

Magnetite is an ore/mineral of

Which among the following has highest electron affinity?

What is the chemical name of chalk?

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :There is no doubt that the rules governing imports, manufacture and the use of pesticides need to be further tightened up.
S6:At the same time, better pollution control measures are needed to check the discharge of poisonous gases and chemicals by a host of other industries which are equally responsible for poisoning our world.
P:But a more practical and feasible approach is required to tackle this problem.
Q:No one can deny the importance of pesticides in our agriculture.
R:The proposed amendment is an attempt at doing this, but in the process it seems to have gone overboard in most cases.
S:Even today, nearly a fourth of our crop is lost due to pests and weeds.

The proper sequence should be 

The amount of blood filtered together by both the kidneys in a 70 kg adult male human in a minute is

The hardest part of the body is ______.

Kyoto Protocol is associated with

An economic system combining private and state enterprise is called as _____