Here is important Biology Class 12th important Solved MCQs Chapter 1 Homeostasis. Student get excellent Grades in Board Matric exam after preparation Online Biology Quiz. Biology Multiple Choice Questions.
Multiple Choice Questions 2nd Year
MCQs Biology F.Sc. Part 2
Chapter No.15 Homeostasis
Best MCQs for Entry Test MDCAT, ECAT & Pakistan Medical Commission
Total MCQs = 50
101. Percentage of kidney stones composed of calcium oxalate phosphate:
(A) 5%
(B) 20%
(C) 70%
(D) 90%
Answer:
(C) 70%
102. About % of kidney stones composed of uric acid:
(A) 5%
B) 20%
(C) 70%
(D) 90%
Answer:
(A) 5%
103. Dialysis cleans the blood by:
(A) An artificial kidney
(B) Filtering it within abdomen
(C) Removing Glucose from blood
(D) Both (A) and (B)
Answer:
(D) Both (A) and (B)
104. Haemodialysis means:
(A) Removing the blood
(B) Cleaning the blood
(C) Diluting the blood
(D) All options are correct
Answer:
(B) Cleaning the blood
105 These are animals that produce metabolic heat at low rates and rely primarily on conditions of their surroundings:
(A)Endotherm
(B) Heterotherms
(C) Ectotherms
D) Both (B) and (C)
Answer:
(C) Ectotherms
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2nd Year Biology MCQs F.Sc. Part 2
Chapter No.15
Homeostasis
Total MCQs = 50
106. These are animals capable of varying degrees of endothermic heat production, but they generally do not regulate body temperature within as narrow a range as endotherms:
(A) Ectotherms
(B) Poikilotherrns
(C) Hearotherms
D) None of these
Answer:
(C) Hearotherms
107. It is technique of breaking stones inside kidneys, ureters and urinary bladder:
(A) Lithotrophy
(B) Lithography
(C) Lithotripsy
(D) All options are correct
Answer:
(C) Lithotripsy
108. Mammals maintain their body temperature within a range of
(A) 25°C to 35*C
(B) 30°C to 40°C
(C) 36°C to 43°C’
(D) 36°C to 38°C
Answer:
(D) 36°C to 38°C
109. Birds maintain their body temperature within a range of
(A) 25°C to 35°C
(B) 30°C to 40°C
(C) 41°C to 43°C
(D) 36°C to 38°C
Answer:
(C) 41°C to 43°C
110. Regulation of body temperature in homiotherms during high environmental temperature involve:
(A) Vaso-dilation
(B) Lowering the hairs
(C) Reduction in sub-cutaneous fat
(D) All
Answer:
(D) All
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MCQs Biology F.Sc. Part 2 (2nd Year)
Chapter No.15
HomeoStasis
111. Regulation of body temperature in homiotherms during cold environmental temperature involve:
(A) Vaso-consriction
(B) Erection of hairs
(C) Increase in sub-cutaneous fat
(D) All
Answer:
(D) All
112. Displace the set point of hypothalamus above the normal point of 37°C:
(A) Pyrenins
B) Pyridoxine
(C) Pyrogens
(D) All
Answer:
(C) Pyrogens
113. An animal when taken into hot area looses heat by sweating and when to cold area increases muscular activity to produce more heat. The animal is:
(A) flomeothermie
(B) Poikilothormic
(C) Ectothermic
(D) None of these
Answer:
flomeothermie
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