31. The reflex actions that involve the brain are called which of the following?
[A] Stimulus
[B] Cerebral reflexes
[C] Spinal reflexes
[D] Reflex arc
Show Answer
Correct Answer: B [Cerebral reflexes]
Notes:
The reflex actions that involve the brain are called Cerebral reflexes. Cerebral reflexes are those reflexes that involve the brain, which is the process of thinking.
32. Which of the following organ is involved in the purification of Inhaled Air?
[A] Cartilage
[B] Hair or cilia
[C] Mucus Membrane
[D] Septum
Show Answer
Correct Answer: B [Hair or cilia]
Notes:
Hair or cilia is the organ of the nose that is involved in the purification of Inhaled Air.
33. What is the best long-term solution for kidney failure?
[A] Kidney transplant
[B] Dialysis
[C] Both 1 and 2
[D] Neither 1 nor 2
Show Answer
Correct Answer: A [Kidney transplant]
Notes:
A kidney transplant is the best long-term solution for kidney failure. Complete failure of the kidneys allows urea and other waste products to build up in the blood.
34. What disease is caused by Vibrio cholerae?
[A] Cholera
[B] Plague
[C] Tetanus
[D] Anthrax
Show Answer
Correct Answer: A [Cholera]
Notes:
Cholera disease is an acute diarrheal illness caused by Vibrio cholerae bacteria.
35. Which of the following is not a symptom of Anthrax?
[A] Rapid Breathing
[B] Low body temperature
[C] Discharge from nostrils
[D] Rapid heartbeat
Show Answer
Correct Answer: B [Low body temperature]
Notes:
Symptoms of Anthrax are:
1. Rapid Breathing
2. Discharge from nostrils
3. Rapid heartbeat
36. Which of the following is also known as rabbit fever?
[A] Rinderpest
[B] Tularemia
[C] Vesicular stomatitis
[D] None of these
Show Answer
Correct Answer: B [Tularemia]
Notes:
Tularemia is also known as rabbit fever or deer fly fever. Tularemia is caused by the bacterium Francisella tularensis. The disease mainly affects rabbits and rodents.
37. Which of the following diseases is not caused by the RNA virus?
[A] Yellow fever
[B] Smallpox
[C] Mumps
[D] German measles
Show Answer
Correct Answer: B [Smallpox]
Notes:
Yellow fever, Mumps, and German measles are caused by the RNA virus. Whereas Smallpox is caused by the DNA virus.
38. Which of the following is the most fatal non-infectious disease?
[A] AIDS
[B] Cancer
[C] Diabetes
[D] Obesity
Show Answer
Correct Answer: B [Cancer]
Notes:
Cancer is the most fatal non-infectious disease. In cancer, some cells in the body grow uncontrollably and spread to other parts of the body.
39. Which of the following is an example of chromosomal disorders?
[A] Down’s syndrome
[B] Albinism
[C] Haemophilia
[D] Sickle cell anaemia
Show Answer
Correct Answer: A [Down’s syndrome]
Notes:
Down’s syndrome is an example of a chromosomal disorder. Whereas Albinism, Haemophilia, and Sickle cell anemia are examples of Mendelian Disorder.
40. Klenow fragment is derived from which of the following?
[A] DNA Ligase
[B] DNA Pol-I
[C] DNA Pol-II
[D] Reverse Transcriptase
Show Answer
Correct Answer: B [DNA Pol-I]
Notes:
Klenow fragment is derived from DNA Pol-I. A Klenow fragment is a large protein fragment. It is enzymatically cleaved by the protease subtilisin to DNA polymerase from E. coli.
