Based on the clue 'any recognizable prehistoric remains of plants or ...', what is the answer?

Based on the clue 'any port in a door', what is the answer? Based on the clue 'any powdered soap that cleans your clothes in the ...', what is the answer? Based on the clue 'any quaker whether or not hes your buddy', what is the answer? Based on the clue 'any randomly chosen book is likely to include this...', what is the answer? Based on the clue 'any remedy which counteracts a swallowed poison', what is the answer? Based on the clue 'any sap knows it was the instrument of cleopatras ...', what is the answer? What is associated with: any scottish one over 3000 is called a munro for the man who made a list of them in 1891? What is referred to by 'any seasoning for pilaf'?