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Correct Answer: Stigma A plant gives us saffron in Stigma...Read more
Correct Answer: Black FeverMalaria is caused by a one-celled parasite called a Plasmodium. Female Anopheles mosquitoes pick up the parasite from infected people when they bite to obtain blood needed to nurture their...Read more
Correct Answer: HygrometerHumidity is the measure of the amount of moisture in the air. A psychrometer is an example of a hygrometer. A psychrometer uses two thermometers to measure relative humidity; one measures ...Read more