Why is food required by the living organisms? Define the terms autotrophs and Heterotrophs with one example each. What is photosynthosis? Write the overall equation for photosynthesis? Mention the parts involved in human digestive system
Write a short notes on vitamins.
What is chyme?
Answers
Below
1. They need food to live, for daily habits to happen, for energy.
2. autotrophs are organisms that make food on their own using raw materials like air,sun, water.
example: green plants ,algae.
3. Heterotrophs are organisms that depend upon autotrophs directly or indirectly.
example : Humans
4. the process of making food by plants is called photosynthesis. formulae
6CO2 + 6H2O → C6H12O6 + 6O2
- water + carbon dioxide + sunlight ----> oxygen + starch
5. stomach, liver, pancreas, small intestine are involved in digestion
6. Vitamins are not needed by us in a large quantitiy. They can be taken less . they are used to give body some energy. But are really important to humans body. helps in growth, development and maturity of humans.
7. a thick fluid mass of semi soild undigested food is called as chyme