Fill in the blanks: 

(a) The main steps of nutrition in humans are [[1]] [[2]] [[3]] [[4]] and [[5]]. 

(b) The largest gland in the human body is [[6]]. 

(c) The stomach releases hydrochloric acid and [[7]] juices which act on food. 

(d) The inner wall of the small intestine has many finger-like outgrowths called [[8]]. 

(e) Amoeba digests its food in the [[9]] .

(a)    The main steps of nutrition in humans are ingestion, digestion, absorption, assimilation and egestion.

There are 5 main steps in nutrition: ingestion, digestion, absorption, assimilation and egestion.

(b)   The largest gland in the human body is the liver.

Liver is the largest gland in out body. It has many functions.

(c)    The stomach releases hydrochloric acid and digestive juices which act on the food.

Stomach releases digestive juices which cause digestion of food.

(d)   The inner wall of the small intestine has many finger-like outgrowths called villi.

The finger-like outgrowths called villi help to absorb nutrients in the intestine.

(e)    Amoeba digests its food in the food vacuole.

Amoeba traps food inside a food vacuole and release digestive enzymes to digest it.