Biology Quiz 4

Silverfish, Starfish and Cuttlefish are not true fish. Silverfish is not a fish but an insect. Starfish is not a fish. It do not have gills, scales, or fins. Cuttle fish is not the fish but is a Mollusc belonging to the class Cephalopoda. Dogfish are small, bottom-dwelling sharks.

Birds have only one functional ovary, typically on the left side of the body.

Pigs are intermediate hosts of the Taenia solium (Tapeworm). Taenia solium infection (taeniasis) is an intestinal infection with adult tapeworms that follows ingestion of contaminated pork.

Xerophthalmia is a disease that causes dry eyes due to vitamin A deficiency. If it goes untreated, it can progress into night blindness or spots on the eyes. It can even damage the cornea of the eye and cause blindness.

Soybean and groundnut are the two richest known sources of edible protein. The protein content of soybeans is 36–56% and groundnut is 22-30% of the dry weight. Soybean protein is known as a complete protein as it provides all of the essential amino acids for human nutrition.

The giraffe is a quiet animal that seems to have very little to say. Therefore, many assume that the giraffe is dumb.

Hashish is a drug made by compressing and processing parts of the cannabis plant, typically focusing on flowering buds (female flowers) containing the most trichomes.

Cirrhosis is usually a result of liver damage from conditions such as hepatitis B or C, or chronic alcohol use. Heavy metals like copper may exacerbate liver damage. The toxicity of copper can result in brain damage, liver failure, or death if it is not treated.

Darwin defined evolution as “descent with modification,” the idea that species change over time, give rise to new species, and share a common ancestor. According to Darwin's Theory of Evolution, long necks in giraffes arose because of a constant attempt to reach leaves on tall trees, generation after generation.

Vitamin E is particularly important for the normal activity of sex glands as it improves blood flow and oxygen to sexual organs. It is an antioxidant that helps to maintain healthy skin, eyes and hormonal balance. It also enhances immune function and prevents clots from forming in heart arteries.