1. Consider the following statements:
1. Meningococcal Meningitis is transmitted from person to person by mosquito bites.
2. Vomiting and neck pain are two of the symptoms of Meningococcal Meningitis. .
Which of the statement(s) given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
(b) Meningococcal meningitis is transmitted from person to person through cough and having a body contact on a regular basis. It is called droplet transmission.
2. Robert Webster is known for his work associated with which one of the following?
(a) Cardiology
(b) Influenza virus
(c) HIV/AIDS
(d) Alzheimer
(b) Robert Webster is a scientist, his interests include the structure and function of influenza virus proteins and development of new vaccines and antivirals.
3. In the human body, which structure is the appendix attached to?
(a) The large intestine
(b) The small intestine
(c) The gall bladder
(d) The stomach
(a) Appendix is attached to the first portion of large intestine. The appendix has no function in modern human.
4. In human body, which one of the following hormones regulates blood calcium and phosphate?
(a) Glucagon
(b) Growth hormone
(c) Parathyroid hormone
(d) Thyroxine
(c) Parathyroid hormone secrets from parathyroid gland. This hormone regulates calcium and phosphate level in blood. Parathyroid hormone raises the level of calcium in the blood and decreases the level of phosphorous in the blood.
5. How do most insects respire?
(a) Through skin
(b) Through gills
(c) By lungs
(d) By tracheal system
(d) Most insects respire through tracheal system that lies on a network of small tubes that channel O2 directly to the different part of the body. The tracheal system is composed of chitin-ringed tubes called trachea that connect directly to the air through opening in the body wall called spiracles.