31. The least distance of distinct vision for a young adult with normal vision is __
[A] 25 m
[B] 20 m
[C] 25 cm
[D] 20 cm
Show Answer
Correct Answer: C [25 cm]
Notes:
The least distance of distinct vision for a young adult with normal vision is 25 cm.
32. Which of the following bones listed is an example of a long bone?
[A] Ribs
[B] Ulna
[C] Phalanges
[D] Phalanges
Show Answer
Correct Answer: B [Ulna]
Notes:
Ulna is located in the medial forearm when the arm is in the anatomical position.
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. Which gland is responsible for the release of Neurohormone?
[A] Hypothalamus
[B] Pituitary
[C] Thyroid
[D] Pancreas
Show Answer
Correct Answer: A [Hypothalamus]
Notes:
The Hypothalamus, positioned in the brain, is the gland responsible for the release of Neurohormone. Neurohormones are versatile and can perform various functions depending on the body’s needs, this can include releasing or inhibiting different hormones. This overall mechanism is critical to maintaining the body’s internal balance, or homeostasis, and oversees critical bodily functions, such as sleep, hunger, thirst, and body temperature.
35. The outermost layer of the ovary is made up of ___.
[A] simple cuboidal cells
[B] stereocilia
[C] stroma
[D] cilia
Show Answer
Correct Answer: A [simple cuboidal cells]
Notes:
Ovarian or germinal epithelium is the outermost layer of the ovary composed of simple cuboidal cells. It is actually a modified visceral peritoneum.
36. What are the most common diseases in cows?
[A] Bovine Viral Diarrhoea
[B] Brucellosis
[C] Foot and Mouth disease.
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Bovine Viral Diarrhoea, Brucellosis and Foot and Mouth disease are the most common diseases in cows.
37. Which of the following disease is transmitted by animal bite and saliva?
[A] Rabies
[B] Tuberculosis
[C] Tetanus
[D] AIDS
Show Answer
Correct Answer: A [Rabies]
Notes:
Rabies disease is transmitted by animal bites and saliva.
38. Which of the following are the main sources of biofertilizers?
[A] bacteria
[B] cyanobacteria
[C] fungi
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Bacteria, cyanobacteria and fungi are the main sources of biofertilizers. These trap atmospheric nitrogen and reduce it to ammonia and make it available to plants. They also convert insoluble phosphates into forms required by plants.
39. The wing of a bat and the wing of a bird are the examples of ____ limbs:
[A] Heterogeneous
[B] Homogenous
[C] Homologous
[D] Analogous
Show Answer
Correct Answer: D [Analogous]
Notes:
The wings of insects, bats and birds, that evolved independently in each lineage separately after diverging from an ancestor without wings, are examples of analogous organs. Analogous organs are the opposite of homologous organs, which have similar functions but different origins.
40. What is the normal blood pressure in human beings?
[A] 120/90
[B] 120/80
[C] 140/90
[D] 140/100
Show Answer
Correct Answer: B [120/80]
Notes:
According to the American Heart Association (AHA), normal blood pressure is a systolic pressure of less than 120 millimeter of mercury (mm Hg) and a diastolic pressure of less than 80 mm Hg, or 120/80 mm Hg. Having a blood pressure greater than 140/ 90 mm Hg is considered high blood pressure or hypertension.
