Answer:
Option D, less than 100 mL.
Explanation:
In general the normal post-void residual urine in the bladder is less than 50 ml. But in case of old patients (of age higher than 65 years) it is acceptable upto the volume of 100 ml. But in younger people it must be less than 50 ml or else it is abnormal.
This leads to the problem of urinary retention which causes frequent urination or a feeling of incomplete emptying of bladder accompanied sometimes by the urge of overflow incontinence
Thus, if retention is upto 100 ml in old people it is normal .
Option D is correct partially
The answer might be gene pool?
The biogeochemical cycle can be defined as the process by which the vital elements of the living matter are circulated around. The essential elements are moved along all the components of the Earth whether it be biotic component or abiotic component. The chemical substances move through both these parts of the other during a biogeochemical cycle.
Hence, the correct answer is option (c).
Hey There :)
This means wolves are slowly getting extinct and they are endangered.