31. Which of the following statements is true about the root modification?
[A] The temporary change in the root structure
[B] The permanent changes in the root structure
[C] The permanent changes in the internal root structure
[D] The temporary changes in the external root structure
Show Answer
Correct Answer: B [The permanent changes in the root structure]
Notes:
Root modification is the permanent changes in the root structure. The root is an underground part of the plant. It absorbs water and minerals from the soil and binds firmly to the plant.
32. The presence of pores in Porifera is called__.
[A] cnidoblasts
[B] Ostia
[C] Medusa
[D] None of these
Show Answer
Correct Answer: B [Ostia]
Notes:
The presence of pores in Porifera’s body wall is called Ostia. Porifera are commonly called sponges.
33. Which of the following is the world’s only poisonous lizard?
[A] Draco
[B] Heloderma
[C] Sphenodon
[D] Varanus
Show Answer
Correct Answer: B [Heloderma]
Notes:
Heloderma is the world’s only poisonous lizard. Heloderma is also called the beaded lizard because its scales resemble pearls.
34. Which of the following cells supports, nourishes, and protects the neurons?
[A] Nissl bodies
[B] Perikaryon
[C] Ganglia
[D] Glial cells
Show Answer
Correct Answer: D [Glial cells]
Notes:
Glial cells support, nourish, and protect the neurons. Glial cells, or neuroglia, are cells that are non-neuronal and located within the central nervous system and peripheral nervous system.
35. The ribs, sternum, and scapulae are all what type of bone?
[A] Long
[B] Flat
[C] Short
[D] Irregular
Show Answer
Correct Answer: B [Flat]
Notes:
Flat bones are thin and have a broad surface, including the scapula (wing bone), ribs, and sternum (breastbone).
36. What is the function of structural proteins?
[A] generates contractile force
[B] controls contraction
[C] proper alignment of filaments
[D] binds O2
Show Answer
Correct Answer: C [proper alignment of filaments]
Notes:
Proper alignment of filaments is the function of structural proteins.
37. Which of the following helps in clotting and clotting of blood?
[A] Lymphocytes
[B] Monocytes
[C] Thrombocytes
[D] Granulocytes
Show Answer
Correct Answer: C [Thrombocytes]
Notes:
Thrombocytes help in clotting and clotting of blood. Thrombocytes are specialized blood cells produced from the bone marrow.
38. What happens if your adrenal glands are not working properly?
[A] low blood pressure
[B] low blood levels of sugar
[C] high blood levels of potassium
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
If your adrenal glands are not working properly resulting in low blood pressure, low blood sugar levels, and high levels of potassium in the blood.
39. The ovary is suspended by which of the following?
[A] fallopian tubes
[B] ovarian walls
[C] ligaments
[D] mesovarium
Show Answer
Correct Answer: D [mesovarium]
Notes:
The ovaries are located on each side of the lower abdomen, near the kidney on its side. It is suspended from the dorsal body wall by a mesentery, called the mesovarium.
40. 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.
