Terrestrial animals like kangaroo rat survive even without drinking water since__________?
(A) They don’t require water for their metabolic process
(B) They can retain excessive water in their body during raining season.
(C) They feed on carbohydrate rich seeds which can provide them with metabolic water
(D) They are anhydrobiotic organisms
Marine fish can keep their internal environment hypertonic with respect to the surrounding salty water by retaining.
(A) Excessive urea which will increase their internal solute concentration and prevent body shrinkage in hypertonic environment
(B) Trimethyl alanine
(C) Ammonia
(D) Trimethylamine oxide
In a hot summer after noon, if your body’s Homeostatic machinery keep your internal temperature quite lower than that of external than this is an example of____________?
(A) Positive feed back
(B) Negative feed back
(C) Feed back
(D) Osmoregulation
Which of the following fishes excrete large volume of diluted urine?
(A) Bony Marine fishes
(B) Fresh water fishes
(C) Both depending upon the surrounding water
(D) None of these
The characteristic which enable animals to tolerate dehydration is called__________?
(A) Osmoconformation
(B) Osmoregulaton
(C) Anhydrobiosis
(D) Anhydrosis
Which of the following structure in plant’s body is called excretophores?
(A) Stem
(B) Leaves
(C) Flowers
(D) Roots
Thermostat of human body is present in__________?
(A) Fore brain
(B) Hind Brain
(C) Thalamus
(D) Hypothalamus
Production of pyrogens is a __________ phenomenon?
(A) Protective
(B) Destructive
(C) Constructive
(D) Aggressive
Blubber a thick layer of fat is present in___________?
(A) Fresh water mammals
(B) Terrestrial mammals
(C) Marine Mammals
(D) Flying mammals