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
Click for More Online Biology MCQs Tests
We also available on Social Media
at facebook( fb )
https://facebook.com/786Timespk
https://facebook.com/786Timesnews
Also available on
Twitter ID: https://twitter.com/786times