A) Tendency of biological systems to change with change in environment
B) Tendency of biological systems to resist change
C) Disturbance of self-regulatory system and natural controls
D) Biotic materials used in homeopathic medicines.
Correct Answer: B
Solution :
The ability to maintain a steady state within constantly changing environment is essential for the survival of living systems. The maintenance of a constant internal environment is called homeostasis.
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