Mosquito has _______ sharp edges like teeth?
Correct answer: D. 47
- A. 46
- B. 49Preparing For College Admissions Tests
- C. 48
- D. 47
Explanation
A commonly cited general-knowledge fact describes the mosquito’s mouthparts as having 47 tiny, sharp, tooth-like edges. This refers to the female mosquito’s blood-feeding apparatus, not ordinary teeth.
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Inventions and Discoveries covers the people, dates, principles and practical uses behind developments such as the wheel, printing press, telephone, electricity, radio, computer, internet, vaccines and space technology. It distinguishes an invention, which creates a device or process, from a discovery, which identifies something already present in nature.
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