Biology Quiz 5

The smallpox vaccine is made from a virus called vaccinia, which is a poxvirus similar to smallpox, but less harmful. It contains live vaccinia virus, not a killed or weakened virus like many other vaccines. Other live virus vaccines currently used include measles, mumps, rubella, and chickenpox.

Ringworm is a fungal disease. It is a common infection of the skin that is caused by a type of fungus called dermatophytes.

BCG (Bacille Calmette-Guerin) is a vaccine for tuberculosis (also known as TB) disease. TB is a serious infection that affects the lungs and sometimes other parts of the body, such as the brain (meningitis), bones, joints and kidneys.

The study of extinct animals is called Paleontology. Paleontology is the study of the history of life on Earth as based on fossils. Fossils are the remains of plants, animals, fungi, bacteria, and single-celled living things that have been replaced by rock material or impressions of organisms preserved in rock.

Polycyclic hydrocarbons (PAHs) are the constituents of automobile exhaust that can cause cancer. PAHs are ubiquitous environmental pollutants generated primarily during the incomplete combustion of organic materials (e.g. coal, oil, petrol, and wood). These PAHs are carcinogenic in nature i.e. leads to cancer.

The visual system of an ant is comprised of a pair of compound eyes and a set of simple eyes called ocelli.

The pituitary gland is sometimes called the 'master gland' of the endocrine system because it controls the functions of many of the other endocrine glands. It is located at the base of the brain.

Dengue viruses (DENV) are the causative organism of dengue fever. They are transmitted to humans through the bite of an infected Aedes species mosquito.

Amphibians can endure certain measures of mixing of oxygenated and deoxygenated blood since they don't need a lot of energy.

Jaundice is caused due to infection of the liver. It happens when there's too much bilirubin, a yellow-orange substance, in your blood. Jaundice may occur if the liver can't efficiently process red blood cells as they break down.