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
