Biology Quiz 5

Mycobacterium Bovis, a bacterial species of the M. tuberculosis complex, is a pathogen that primarily infects cattle. However, humans also can become infected, most commonly through the consumption of unpasteurized milk products from infected cows.

The rhizomes of ginger are considered as stems and not as roots as it contains nodes and internodes.

“Plant - Rabbit - Tiger” represents a food chain involving a producer, a vegetarian and a non-vegetarian.

When the radius of blood vessels decreases, their capacity to hold blood is reduced, allowing more blood to return to the heart from which it is pumped into the arteries. As a result, blood pressure increases.

AIDS is a viral disease caused by Human immunodeficiency virus (HIV). When a person becomes infected with HIV, the virus attacks and weakens the immune system. As the immune system weakens, the person is at risk of getting life-threatening infections.

Gregor Mendel formed the Laws of Heredity (the Law of Segregation and the Law of Independent Assortment) from his pea plant experiments.

Tuberculosis (TB) is caused by a bacteria called Mycobacterium tuberculosis. TB bacteria spread through the air from one person to another. When a person with TB disease of the lungs or throat coughs or speaks, TB bacteria can get into the air. People nearby may breathe in these bacteria and become infected.

Thyroid gland uses iodine to make thyroid hormones, which help control growth, repair damaged cells and support a healthy metabolism.

A glass snake (glass lizard) is a long, slender, legless lizard that superficially resembles a snake but is not a true snake. It has no legs but is not a snake, making it a unique and interesting member of the reptile kingdom.

One of the major differences between plant and animal cells is the presence of chloroplasts. Plant cells have chloroplasts while animal cells don't. Chloroplasts enable plants to perform photosynthesis to make food. Plant cells have a cell wall, but animal cells do not.