Sentences of a paragraph are given below in a jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph. A. It was by chance that such a mould had dropped on the culture prepared by Fleming and partly destroyed it. B. Moulds often grow in size and are blown about by the wind. C. It was Fleming's alertness, curiosity and keen observation that led him to this great discovery. D. But it had not been known that any of these moulds could destroy bacteria.

Arrange the given sentences in a logical order to form a coherent paragraph: A. Many species are on the verge of extinction. B. Biodiversity loss threatens ecosystem stability. C. Deforestation and pollution are major contributors. D. Without intervention, ecological collapse is possible. E. Governments must enforce conservation policies strictly.

Parts of a sentence are given below in jumbled order. Arrange the parts in the correct order to form a meaningful sentence. P. know the fact, as it may leave permanent scar on the character Q. frankly about the matter to maintain the transparency in the relations R. don't pass adverse comments on any person unless you S. of a person, so it is better to ask the individual