Problem: What name is given to lung-breathing aquatic mammals such as whales, porpoises and dolphins?
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A: cetacea

Q: Sarah Lancashire plays Police Sergeant Catherine Cawood and Steve Pemberton plays accountant Kevin Weatherill in which BBC TV drama about a kidnapping in West Yorkshire?
A: happy valley

Problem: What is limnophobia a fear of?
Answer: lakes

Q: As studied by both David Cameron and Ed Miliband, for what does the E in the university degree course PPE stand?
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A: economics

Q: An aster is a type of what?
What is the answer?

A: plant

Mei Li:
What is the real first name of the character Jack Frost, played by David Jason?
Shuai Zheng:
william