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
Biology
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
Rose is an example of…………?
A. Hydrophytes
B. Mesophytes
C. Xerophytes
D. Halophytes
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
Animals that produce metabolic heat at low level and also absorb heat from the surroundings are called……….?
A. Endotherms
B. Ectotherms
C. Heterotherms
D. Homeotherms