answer all questions please
Answers
A1. (a) The food vacuole, or digestive vacuole, is an organelle found in parasites that cause malaria.
(b) the nose of a mammal, especially when it is long and mobile such as the trunk of an elephant or the snout of a tapir.
A2. (a) The main difference between ingestion and egestion is that ingestion is the intake of food into the body whereas egestion is the elimination of wastes out of the body.
(b) The enamel of the primary teeth is thinner than the enamel on permanent teeth which is why baby teeth tend to look whiter than the permanent teeth. Baby teeth are usually whiter than permanent teeth. Also, baby teeth are smooth on the bottom while permanent teeth have a jagged bottom edge called mamelons.
(c) the digestion which takes place within the cells , is known as intracellular digestion . the digestion which takes place outside the cell in the cavity of alimentary canal is known as extracellular digestion . enzymes are secreted by special cells in the cavity of alimentary canal and occurs in multicellular organisms.
A3. Ruminants include cattle, sheep, goats, buffalo, deer, elk, giraffes and camels.
A4. Bile is a fluid that is made and released by the liver and stored in the gallbladder. Bile helps with digestion. It breaks down fats into fatty acids, which can be taken into the body by the digestive tract.
A5. snail - grass - chewing, eagle-prey-swallowing, ant - insects-scrapping, lice-blood-sucking, butterfly-nectar-sucking, housefly-decaying matter-brewing.
A6. Small Intestine is the longest part in the alimentary canal in human body.
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