NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function of the digestive system?
A
It transports blood and oxygen to your cells
B
It breaks down food so the nutrients can be absorbed by your body
C
It helps you breathe by taking in oxygen and transporting carbon dioxide out of your body
D
It helps you move
Explanation: 

Detailed explanation-1: -The digestive system breaks down food into nutrients such as carbohydrates, fats and proteins. They can then be absorbed into the bloodstream so the body can use them for energy, growth and repair. Unused materials are discarded as faeces (poo).

Detailed explanation-2: -Nutrients include carbohydrates, proteins, fats, vitamins, minerals and water. Your digestive system breaks down and absorbs nutrients from the food and liquids you consume to use for important things like energy, growth and repairing cells.

Detailed explanation-3: -Proteins, fats, carbohydrates, vitamins link, minerals link, and water are nutrients. Your digestive system breaks nutrients into parts small enough for your body to absorb and use for energy, growth, and cell repair.

Detailed explanation-4: -The digestive system breaks down the food we eat into tiny parts to give us fuel and the nutrients we need to live. As food breaks down, we get amino acids from protein, simple sugars from starches, and fatty acids and glycerol from fats.

Detailed explanation-5: -During digestion, muscles push food from the upper part of your stomach to the lower part. This is where the real action begins. This is where digestive juices and enzymes break down the food that you chewed and swallowed. It prepares it to provide your body with energy.

There is 1 question to complete.