Biology

Bamboo is classified as a type of grass because it belongs to the Poaceae family, which is the grass family. Despite its woody appearance, it is not a tree or shrub.

Pathology is the branch of medical science that studies diseases, their causes, processes, development, and consequences. Therefore, the correct answer is 'Disease'.

Ornithology is the branch of zoology that deals with the study of birds, making option A the correct answer.

Hepatitis is an inflammation of the liver, making the liver the affected organ in this disease. Therefore, option B is correct.

Folate and Vitamin B-12 work together in the production of new red blood cells by aiding DNA synthesis and cell division, which are essential processes in red blood cell formation.

Recent research has identified the interstitium as a previously unrecognized, extensive fluid-filled tissue network in the human body, which may be considered the largest organ by volume. This discovery highlights its potential significance in human anatomy.

Authoritative sources indicate that the volume of blood in a typical adult human body is approximately 7% of body weight. This corresponds to about 70 mL of blood per kilogram in men and around 65 mL per kilogram in women, which is closer to 7% than 6%. Therefore, option B (7%) is the most accurate choice.

Malaria is caused by Plasmodium parasites, which are transmitted to humans through the bite of infected female Anopheles mosquitoes. Therefore, mosquitoes are the direct cause of malaria transmission.

Dengue Fever is commonly known as Breakbone Fever due to the severe muscle and joint pain it causes, resembling bones breaking.

Vitamin A plays multiple roles in the body, including supporting vision, promoting bone and body growth, enhancing immune defenses, maintaining body linings and skin, and aiding in normal cell development and reproduction. Therefore, all the options listed are functions of Vitamin A.