Homeostasis and osmoregulation - class-XII
Description: homeostasis and osmoregulation | |
Number of Questions: 15 | |
Created by: Neema Pandya | |
Tags: meaning of life coordination and response biology animal physiology organization of life homeostasis human physiology excretory products and their elimination excretory products and elimination |
Most vertebrates can maintain a constant internal osmolarity different from the surrounding medium, except
COHb' stands for
Osmoconformers are the animals that __________________.
Match column I with column II and select the correct option from the given codes.
Column I Column II
A..Eurythermal (i) Able to tolerate narrow range of temperature
B. Stenothermal (ii) A stage of suspended
development
C. Conformers (iii) Body temperature changes with ambient temperature
D. Diiapause (iv) Able to tolerate wide range of temperature
Most of the homeostatic mechanisms operate through feed back mechanism. The best example is illustrated by
"Homeostasis" term was proposed by
A condition is which the body's internal environment remains relatively constant within limits is
Choose the correct answer from the alternatives givens.
Which of the following body systems contribute to homeostasis?
Choose the correct answer from the alternatives givens.
When a human being is cold, the superficial blood vessels
State whether the following statements are true or false .
A self-regulated system is said to be in a state of homeostasis
Choose the correct answers from the alternatives given .
The maintenance of internal conditions of an organism within a certain boundary range is called
Circulatory system also performs the function of homeostasis.
Choose the correct answers from the alternatives given .
Homeostasis is
State whether the following statements are true or false .
Homeostasis is achieved by morphological, physiological and behavioural adaptations
Which of the following options exemplifies a behavioral means of homeostasis?