31. The branch of zoology concerned with the study of reptiles s called__.
[A] Herpetology
[B] Entomology
[C] Ornithology
[D] Ichthyology
Show Answer
Correct Answer: A [Herpetology]
Notes:
Herpetology is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, newts, and caecilians (gymnophiona)) and reptiles (including snakes, lizards, amphisbaena, turtles, terrapins, tortoises, crocodilians, and the tuataras). It is the study of ectothermic (coldblooded) tetrapods.
32. Wool is the fiber derived from the fur of animals of the ___ family.
[A] Caprinae
[B] Moschidae
[C] Suidae
[D] Antilocapridae
Show Answer
Correct Answer: A [Caprinae]
Notes:
Wool is the fiber derived from the fur of animals of the Caprinae family (Sheep). The hair of some species of other mammals such as goats, alpaca, and rabbits can also be called wool.
33. What is the purpose of the rib cage?
[A] protect the stomach
[B] protect the spinal cord
[C] protect the heart and lungs
[D] provide an object to which the lungs can attach
Show Answer
Correct Answer: C [protect the heart and lungs]
Notes:
Ribs perform two functions in the body. They protect the heart and lungs. It controls the movement of air in and out of the lungs. When the ribs move up, the chest cavity expands and air moves into the lungs. When they go down, the air is forced out of the lungs.
34. Which of the following immunity is present from our birth?
[A] Passive immunity
[B] Active immunity
[C] Innate Immunity
[D] Acquired immunity
Show Answer
Correct Answer: C [Innate Immunity]
Notes:
Innate immunity is the defense system you are born with. It protects against all antigens. Innate immunity involves barriers that prevent harmful substances from entering the body.
35. The nutritive medium for the ejaculated sperms is given by which of the following?
[A] fallopian tube
[B] vaginal fluid
[C] seminal fluid
[D] uterine lining
Show Answer
Correct Answer: C [seminal fluid]
Notes:
The nutrient medium for ejaculated spermatozoa is provided by seminal fluid.
36. The opening of the infundibulum into the body cavity is called?
[A] isthmus
[B] ampulla
[C] ostium
[D] thalamus
Show Answer
Correct Answer: C [ostium]
Notes:
The opening of the infundibulum into the body cavity is called the ostium.
37. What is the main cause of gout in the human body?
[A] too much uric acid in the body
[B] too much lactic acid in the body
[C] too much vitamins in the body
[D] too much iron in the body
Show Answer
Correct Answer: A [too much uric acid in the body]
Notes:
The main cause of gout is too much uric acid in the human body. This is a condition called hyperuricemia.
38. In patients with hemophilia, which of these can increase the risk of cerebral microbleeds?
[A] cardiovascular risk factors
[B] increased age
[C] Hepatitis C infection
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
In patients with hemophilia, cardiovascular risk factors, age, and hepatitis C infection may increase the risk of cerebral microbleeds.
39. The right pulmonary artery is _____:
[A] Longer than the left
[B] Shorter than the left
[C] Wider than the left
[D] Of same size as the left
Show Answer
Correct Answer: A [Longer than the left]
Notes:
The right pulmonary artery is longer and larger and runs horizontally outward in front of right main bronchus and behind the superior vena cava, to the base of the right lung where it divides in two branches. The left pulmonary artery is shorter and runs horizontally over the left upper division bronchus, to the base of the left hilum where it divides into two branches.
40. What is the basis of classifying various plant tissues as meristematic tissue and permanent tissue?
[A] Size
[B] Dividing capacity
[C] Location
[D] None of the above
Show Answer
Correct Answer: B [Dividing capacity]
Notes:
Based on the dividing capacity of the tissues, various plant tissues can be classified as growing or meristematic tissue and permanent tissue. Meristem is a type of tissue system in plants, composed of a mass of undifferentiated cells and their primary function is to take part in the growth of plants. Permanent tissues are differentiated tissues doing specific functions such as conduction, providing mechanical support or carrying out photosynthesis etc.
