1. What is the pulse rate of an average healthy human being?   65 beats per minute   16 beats per minute   72 beats per minute   100 beats per minute   Hint Half-n-half Clue   2. How many teeth does an average human adult have?   33   36   32   31   Half-n-half Clue   3. Fish breathe through   Skin   Fins   Lungs   Gills   Half-n-half Clue   4. Which of the following carries malaria?   Bats   Cockroaches   Earthworms   Mosquitoes   Half-n-half Clue   5. Farmers can keep their soil fertile by   Crop Rotation   Regular Tilling   Irrigation   Repeatedly growing the same crop   Half-n-half Clue   6. Which food stuff turns blue-black when brought in contact with iodine?   Vitamins   Proteins   Unsaturated Fatty Acids   Starch   Half-n-half Clue   7. Which of the following helps keep body cool?   Respiration   Mastication   Perspiration   Urination   Half-n-half Clue