Questions

While eating a watermelon, we all go along the red and stops at green.

Same charges will repel each other and the charges that are different will attract each other.

Ammonia is a base. One adding ammonia to water,the resulting solution will become basic. pH of an alkaline solution is 7. So the pH will increase

Since, the sentence starts talking about the leader of the opposition, the connecting statement will be R as it carries a relative pronoun ‘who’ which relates the sentences. S follows as it states the disappointment of the leader and the next statement talked about the reason of disappointment. P would be the concluding statement as it goes with the flow describing how the leader decided to convince the assembly and thus makes a coherent paragraph.

The correct formation would be, ‘The leader of the opposition who had a reputation for speech making was very much disappointed on realising that he had failed to convince the assembly in the manner he had planned to convince them’.

In Germany an important system of canals has been built in the low lying land between the Baltic Heights and the mountains in the southern part of the country. The Channels cut by these Ice-age rivers and later abandoned, have made it comparatively easy to join up the present river by canals which assist considerably in the movement of heavy goods in the north German Plain

An operating system is a program that acts as an intermediary between the user and the computer hardware. The purpose of an OS is to provide a convenient environment in which user can execute programs in a convenient and efficient manner. It is a resource allocator responsible for allocating system resources and a control program which controls the operation of the computer hardware.