Match List I with List II 

List I                                                                List II

A)Chlorofluorocarbon                                        1. Acid rain

B)Sulphur di-oxide                                            2. Depletion in ozone layer atmosphere

C)Lead compound                                             3. Harmful for human nervous system

D)Carbon di-oxide                                             4.Top most contributor to greenhouse effect

Code

A           B        C         D

Match List I with List II and select the correct answer using the code given below

A     Railway equipment                            1.Kochi

B     Automobile                                       2.Ludhiana

C     Ship-building                                     3.Bhilai

D     Bicycle                                             4 Ludhiana

Code

A      B      C    D

Arrange the following tributaries of river Indus from North to South

1.Chenab

2.Jhelum

3.Ravi

4.Sutlej

Which among the following is a micronutrient present in the soil for various crops?

In respect of the difference of  the gravitational force from electric and magnetic forces,which of the following statements is true?

Which one among the following fuels is used for gas welding?