The journey of the food through the digestive system will actually digest the food. The rest will be given out as feces.
<h3><u>Explanation:</u></h3>
The digestive system actually consists of digestive tract and Digestive glands. The processes that are associated with digestive system is - ingestion, digestion, absorption, assimilation and egestion.
The food that is taken is first smashed and chewed into a rough bolus by mixing with saliva. The salivary amylase slightly digests the starch into dextrin.
Then the food is engulfed through the oesophagus into stomach. Inside stomach, the food is mixed with an enzyme pepsin and HCl. Pepsin digests the proteins into peptones and peptides. The food is converted into a bolus and transported into duodenum.
In duodenum, there are several enzymes from small intestine and pancreas breaks the fats into fatty acids, proteins into peptides and starch into carbohydrates like glucose. They are absorbed and the undigested substances are left over ad feces.
The answer is A because the universe is all of the galaxy’s,solar systems,and planets put into one
Answer:
ability to obtain nutrients
ability to grow
ability to respond to the environment
ability to reproduceExplanation:
Answer:
The correct answer will be option- 1.5 million.
Explanation:
Biodiversity refers to the variety of species and ecosystem present on the earth in which they are part of it. The biodiversity comprises of three components: species diversity, ecosystem and genetic diversity.
The number of species present on this planet is found to be around 1.5 million in which 17,000 new species are being added to the existing number.
Thus, option- 1.5 million is the correct answer.
