31. Which of the following is present in the oral cavity or buccal cavity?
[A] teeth
[B] tongue
[C] salivary glands
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Teeth, tongue, and salivary glands are present in the oral cavity or buccal cavity.
32. 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.
33. Whooping cough is caused by which of the following causative agent?
[A] Pasteurella pestis
[B] Clostridium tetani
[C] Bordetella pertussis
[D] Human papillomavirus
Show Answer
Correct Answer: C [Bordetella pertussis]
Notes:
Whooping cough is caused by Bordetella pertussis causative agent. It is a Gram-negative, aerobic, pathogenic, and encapsulated coccobacillus of the genus Bordetella.
34. One whose phenotype is influenced by more than one gene is called __.
[A] Oncogenic Trait
[B] Monogenic trait
[C] Polygenic trait
[D] None of these
Show Answer
Correct Answer: C [Polygenic trait]
Notes:
One whose phenotype is influenced by more than one gene is called a Polygenic trait.
35. Which of the following is an enzyme that cleaves proteins?
[A] protease
[B] RNase
[C] lipase
[D] Dnase
Show Answer
Correct Answer: A [protease]
Notes:
Protease is an enzyme that cleaves proteins. These enzymes are made by animals, plants, fungi, and bacteria.
36. The main protein found in milk is ____:
[A] Globulin
[B] Globin
[C] Casein
[D] Albumin
Show Answer
Correct Answer: C [Casein]
Notes:
The major proteins in milk are casein and whey. These two milk proteins are both excellent sources of all the essential amino acids, but they differ in one important aspect—whey is a fast-digesting protein and casein is a slow-digesting protein. As a food source, casein supplies amino acids, carbohydrates, and the two inorganic elements calcium and phosphorus.
37. The edible part of an onion is ____:
[A] Fleshy leaves
[B] Aerial stem
[C] Modified root
[D] Aerial flower
Show Answer
Correct Answer: A [Fleshy leaves]
Notes:
The edible portion in an onion is swollen leaves with a bit of stem. They are bulbs which, like garlic and leeks, are modified stems in which the primary storage tissue is expanded leaf bases. They come in white, yellow, and red varieties. The swollen leaves have sugar as stored food in them.
38. Eustachian Tube is located in which part of human body?
[A] Nose
[B] Ear
[C] Eyes
[D] Throat
Show Answer
Correct Answer: B [Ear]
Notes:
The Eustachian Tube is a tube that links the nasopharynx to the middle ear. It is a part of the middle ear. It help to maintain air pressure of body with respect to atmospheric air pressure. It’s also because of this people flying by air feel pain in their ears when flying for long hours together.
39. Entomology is the study of ____:
[A] Insects
[B] Birds
[C] Fossils
[D] Fungi
Show Answer
Correct Answer: A [Insects]
Notes:
Entomology, branch of anthropology and study of zoology, deals with the scientific study of insects. The Greek word entomon, meaning “notched,” refers to the segmented body plan of the insect. The zoological categories of genetics, taxonomy, morphology, physiology, behaviour, and ecology are included in this field of study.
40. Which type of plants are very tall and have hard and thick brown stem?
[A] Trees
[B] Herbs
[C] Shrubs
[D] None of the above
Show Answer
Correct Answer: A [Trees]
Notes:
The plants, which have hard and thick brown stem and are very tall are called trees. The stems have branches in upper part and much above the ground. For example, mango, neem. Trees are not a taxonomic group but include a variety of plant species that have independently evolved a woody trunk and branches as a way to tower above other plants for sunlight.
