This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.
ScanSolve AI Answer
Welcome back — missed you this week. Here are the answers to the questions: 74) Which of the following is not a micro-organism of medical importance The correct answer is d) Algae. Fungi, bacteria, and protozoa are well-known for causing diseases in humans, making them medically important. Algae are generally not considered major human pathogens. 75) Which of these is not a helminthes The correct answer is a) Protozoa. Helminthes are parasitic worms (flukes, cestodes, nematodes), while protozoa are single-celled organisms. 76) Which of these viruses does not have a helical structure The correct answer is c) Adenoviridae. Adenoviruses have an icosahedral capsid structure, not helical. Tobacco mosaic virus, paramyxoviridae, and rhabdoviridae all have helical structures. 77) Used and unused needles, blades, broken glass etc capable of causing injury are a) Sharps wastes. 78) d) Pathological waste include human tissues, organs, parts of body, unused blood products etc. 79) Liquids from research laboratories, x-ray units etc constitute c) Radioactive waste. 80) Genotoxic substances, cancer treatment drugs, etc are b) Cytotoxic wastes. 81) Infectious waste: B) Yellow plastic bag with hazard symbol. 82) Sharp wastes: C) Puncture proof containers. 83) Pathological waste: D) Leak proof plastic bag placed in a container. 84) Radioactive waste: A) Lead box. 85) Disposal of pathological waste may be influenced by socio-cultural, religious and aesthetic norms and practices prevalent in a given area: True. 86) The separation of persons suspected to have been exposed to a case of communicable disease for period of communicability to prevent spread of the disease is a) Quarantine. 87) Pneumonic plague is caused by b) Yersinia pestis. 88) The practice close supervision of contacts to permit prompt recognition of illness without restriction of their environment c) Personal surveillance. 89) Quarantine may be considered in the following cases except d) Malaria. Malaria is transmitted by vectors (mosquitoes), not directly person-to-person, making quarantine less relevant compared to directly transmissible diseases. 90) Which of these pairs of worms are commonly called hook worms? The correct answer is c) Ancylostoma duodenale/ Necator americanus. These are the two main species of human hookworms. 91) One of these is also called the thread worm The correct answer is a) Enterobius vermicularis. This worm is commonly known as the pinworm or threadworm. 92) The female guinea worm lays eggs out through the part of the host that is habitually wetted: True. The female Dracunculus medinensis releases larvae when the infected area comes into contact with water. 93) Which of these does not constitute the physical