Biology Quiz 4

Non-conventional energy (also known as Renewable energy) sources are sources that are renewed by natural processes on a continual basis. Energy generated by using wind, solar, small hydro, tides, geothermal heat and biomass is known as non-conventional energy. Hydroelectric power is a renewable energy source. It uses the energy of running water, without reducing its quantity, to produce electricity.

Protein is most important for the growth of children up to the age of 14 as during the teenage, children experience rapid changes in their physical development. Protein is a slow-digesting nutrient, which is needed for the repair and growth of muscles and tissues. It is also essential for the production of enzymes and hormones.

Human kidney disorder is caused by the pollution of Cadmium. Heavy metals (mercury, lead, cadmium) are among the best-known environmental pollutants causing kidney disease.

Starch, glycogen and cellulose are all polymers of glucose. They differ in the type of glucose present and the bonds which link the glucose monomers together.

The average normal body temperature is generally accepted as 98.6°F (37°C).

Common Cold is caused by viruses. Although many types of viruses can cause a common cold, rhinoviruses are the most common cause. Typhoid is caused by a bacterium called Salmonella typhi. Cholera is caused by Vibrio cholerae bacteria. Tetanus is an infection caused by a bacterium called Clostridium tetani.

Locked jaw disorder is the other name of the disease Tetanus. It is a serious bacterial infection which affects the muscles and the nervous system throughout the body. This infection often affects the muscles of the neck and jaw, but eventually spreads to the rest of the body.

Myxine is a species of hagfish. It has a jawless, lipless mouth that is star-shaped when closed. At the tip of the snout it has a single nasal aperture.

Vitamin K–dependent coagulation proteins are synthesized by the liver. The liver synthesizes many of the clotting factors necessary for blood coagulation.

The colour of the eye depends upon the amount and quality of melanin present in the iris. A high concentration of melanin gives the iris a brown colour, a moderate concentration of melanin results in a greenish or hazel iris, and a low concentration of melanin results in a blue iris.