MCQ
Lactic acid in muscles is formed due to
- ✓Aerobic breakdown of sucrose
- BAnaerobic breakdown of glycogen
- CAnaerobic breakdown of galactose
- DAnaerobic breakdown of fructose

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$R$ : Kidneys help in removal of metabolic wastes along with regulating the osmolarity of body fluids.
$I.$ The medulla is connected to the spinal cord.
$II.$ Medulla contains controlling centers for respiration, cardiovascular reflexes and gastric secretion.
$III.$ Cerebellum has very convoluted surface in order to provide the additional space for more neurons.