31. The auditory nerve carries:
[A] Smell information
[B] Taste information
[C] Balance information
[D] Sound information
Show Answer
Correct Answer: D [Sound information]
Notes:
The auditory nerve carries Sound information. The acoustic nerve is a sensory nerve essential for hearing. It is also called the cochlear nerve.
32. What is the name of the only moving bone in the human skull?
[A] Ethmoid bone
[B] Mandible bone
[C] Nasal bone
[D] Lacrimal bone
Show Answer
Correct Answer: B [Mandible bone]
Notes:
The mandible is the largest bone in the human skull. It holds the lower teeth in place, aids in chewing, and lines the lower jaw. The mandible is the only movable bone in the human skull.
33. In which part of the body digestion of protein begins?
[A] Pancreas
[B] Stomach
[C] Small Intestine
[D] Large Intestine
Show Answer
Correct Answer: B [Stomach]
Notes:
Protein digestion begins when you first start chewing. Your saliva contains two enzymes called amylase and lipase. They mostly break down carbohydrates and fats. Once a protein source reaches your stomach, hydrochloric acid and enzymes called proteases to break it down into shorter chains of amino acids.
34. The adrenal cortex secretes all except __
[A] Androgenic steroid
[B] Cortisol
[C] Relaxin
[D] Aldosterone
Show Answer
Correct Answer: C [Relaxin]
Notes:
The adrenal cortex secretes all except Relaxin. Relaxin is produced primarily by the corpus luteum.
35. Ovum receives the sperm in the region of__
[A] Animal pole
[B] the Equator
[C] Vegetal pole
[D] Pigmented area
Show Answer
Correct Answer: C [Vegetal pole]
Notes:
Ovum receives the sperm in the region of the Vegetal pole. An embryo is divided into two hemispheres: the animal ovule and the vegetative pole within a blastula.
36. Which of the following genera of fungi is not responsible for causing ringworms?
[A] Trichophyton
[B] Microsporum
[C] Epidermophyton
[D] Macrosporum
Show Answer
Correct Answer: D [Macrosporum]
Notes:
Ringworm or round red or silver type superficial fungal infections of the skin are caused by species of Trichophyton, Microsporum, and Epidermatophyton. There are dry scaly lesions on the skin, nails, and scalp that cause intense itching.
37. Filariasis is also known as elephantiasis because?
[A] disease Spreads through Elephants
[B] excessive enlargement of teeth
[C] excessive enlargement of legs
[D] the patient starts looking like an elephant
Show Answer
Correct Answer: C [excessive enlargement of legs]
Notes:
Filariasis is also known as elephantiasis because of excessive enlargement of the legs.
38. Which of the following is the case with codominance products?
[A] Produced from both the alleles
[B] Produced from one allele
[C] Incompletely produced from both alleles
[D] None are functional
Show Answer
Correct Answer: A [Produced from both the alleles]
Notes:
In the case of codominance, the product is formed from both the alleles. It is expressed in its completeness and no allele dominates the other.
39. Diaphragm is a means of contraception. It is fixed ____:
[A] Over cervix
[B] In the uterus
[C] In the fallopian tube
[D] None of the above
Show Answer
Correct Answer: A [Over cervix]
Notes:
The diaphragm is a barrier method of birth control. It is a reusable dome-shaped cup that covers a woman’s cervix, stopping sperm from joining an egg. In order for a diaphragm to work best, it must be used with spermicide (a cream or gel that kills sperm).
40. To keep warm, polar bears have a layer of ____ under their skin:
[A] Muscle
[B] Hair
[C] Fat
[D] Cartilage
Show Answer
Correct Answer: C [Fat]
Notes:
Polar bears are supremely adapted to their environment – they have a number of traits that help them to cope with snow, ice, and below-freezing temperatures. They have a layer of fat that can be four inches (10 cm) thick. Although their fur is the primary source of insulation, the fat helps keep heat in as well.
