MSH is produced by
a)	Thyroid	b)	Anterior pituitary	c)	Posterior pituitary	d)	Pars intermedia

(d)

MSH (Melanocyte Stimulating Hormone) is secreted from intermediate lobe of pituitary gland. Pars intermedia is the boundry between the anterior and posterior lobes of the pituitary. This hormone causes dispersal of pigment granules in the pigment cells thereby darkening the colour in certain animals like fishes and amphibians.