31. What is the function of systemic circulation?
[A] oxygenated blood is pumped from the heart to every organ
[B] carrying deoxygenated blood away from the heart
[C] oxygenated blood is supplied to the heart
[D] None of the above
Show Answer
Correct Answer: A [oxygenated blood is pumped from the heart to every organ]
Notes:
Systemic circulation is another part of the circulation where oxygenated blood is pumped from the heart to every organ and tissue in the body, and deoxygenated blood returns to the heart again.
32. How many ureters are present?
[A] One
[B] Two
[C] Three
[D] Four
Show Answer
Correct Answer: B [Two]
Notes:
2 ureters are present. One from each kidney. The upper half is located in the abdomen and the lower half is located in the pelvic region.
33. What diseases can we get in the large intestine?
[A] Diverticulitis
[B] Appendicitis
[C] Hemorrhoids
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Diverticulitis, Appendicitis, and Hemorrhoids are the diseases we can get in the large intestine.
34. The adrenal gland is located above which part of the body?
[A] Kidney
[B] Heart
[C] Brain
[D] Lungs
Show Answer
Correct Answer: A [Kidney]
Notes:
The adrenal gland is located above the Kidney. These glands produce more than 150 hormones that control various functions in the body. The most famous is adrenaline, which triggers the flight or fight response.
35. Which of the following is not an endoparasite?
[A] Ticks
[B] Tapeworms
[C] Liver fluke
[D] Roundworm
Show Answer
Correct Answer: A [Ticks]
Notes:
Anaplasmosis, babesiosis, ehrlichiosis, tularemia, tick-borne relapsing fever are diseases caused by ticks. Ticks are small, blood-sucking bugs.
36. What is required for nitrogen fixation by Rhizobium?
[A] Potassium
[B] Phosphorus
[C] Nitrate
[D] Sodium
Show Answer
Correct Answer: B [Phosphorus]
Notes:
Phosphorus is required for nitrogen fixation by Rhizobium. This is a genus of Gram-negative soil bacteria.
37. In which of the following parts of the human digestive system is the digestion of food completed?
[A] Small intestine
[B] Large intestine
[C] Mouth
[D] Stomach
Show Answer
Correct Answer: A [Small intestine]
Notes:
Small intestine has three parts – duodenum, jejunum, and ileum. The maximum digestion of food takes place in the duodenum. While the digestion of food is completed in jejunum. The maximum absorption of food takes place in ileum.
38. Intestinal bacteria synthesizes which of the following in the human body?
[A] Vitamin D
[B] Vitamin K
[C] Proteins
[D] Fats
Show Answer
Correct Answer: B [Vitamin K]
Notes:
Vitamin K is synthesized by bacteria in the intestinal tract of man and most animals in quantities sufficient to meet their needs. Besides, intestinal bacteria may also synthesize Vitamin B such as Thiamine (B1), Riboflavin (B2), Niacin (B3), Pantothenic Acid (B5), Pyroxidine (B6), and Biotin (B7), Folic Acid (B9) and Cobalamin (B12).
39. Process through which plants reproduce _____:
[A] Eating
[B] Pollination
[C] Condensation
[D] Evaporation
Show Answer
Correct Answer: B [Pollination]
Notes:
Pollination is the process by which pollen is transferred from the anther (male part) to the stigma (female part) of the plant, thereby enabling fertilization and reproduction. This takes place in the angiosperms, the flower bearing plants.
40. Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of organisms of which kingdom?
[A] Plantae
[B] Protista
[C] Monera
[D] Animalia
Show Answer
Correct Answer: C [Monera]
Notes:
Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of Monera kingdom. The Monera kingdom contains unicellular organisms with a prokaryotic cell organization (having no nuclear membrane), such as bacteria. They are single-celled organisms with no true nuclear membrane (prokaryotic organisms).
