What is a balanced diet? Name three items of a diet that provide three different nutrients?
What is a balanced diet? Name three items of a diet that provide three different nutrients?
Ans: – The food in which equal no offor minimum no of each source of vitamin is present then that food is known as the balance diet. This balance diet we will get through the milk.
What are the main steps of photosynthesis? Is sunlight essential for photosynthesis and why?
Ans: – The sunlight came from sun and the water receipted from the ground is the main source of photosynthesis process. In this process the sunlight us very essential for the photosynthesis process as absent of this the process would not happen.
A patient complains of lack of appetite, exhaustion and is losing weight. Diagnose the deficiency. What kind of diet would you suggest for the patient?
Ans: – The loose of weight or lack of appetite or exhausted can be happening with the disease came from various fungal or bacterial antigen.
Deficiency of which vitamin causes night blindness. What would you suggest to prevent this deficiency?
Ans: – The deficiency of vitamin which causes the night blindness is vitamin A.
Taking the green vegetables, we can prevent this deficiency.
Where does the digestion of starch, proteins and fats take place and what is therole played in digestion by liver and pancreas?
Ans: – The digestion of starch happens in mouth;the digestion of protein happens in stomach and the digestion if fats take place in small intestines.
The bile juice is secreted from the liver which helps in digestion of the food particles.
Which component in your diet will not be digested if the enzyme lipase is not secreted?
Ans: – If the lipase is not secreted then the lipid of our body will not digest. So, the secretion of lipase is very necessary.
Explain how oxygen leaves the blood from the tissue capillaries and carbondi oxide enters the blood in the tissue capillaries.
Ans: – The oxygen which we take from the air is mixed with the blood and with the help of the arties transfer to the body parts and the co2 in this same way through veins came to the alveoli and then get out.
Explain the usefulness of large surface area provided by alveoli for respiration in human beings.
Ans: – As the surface are of the alveoli will be how much the amount of oxygen would be intake by it from air and more oxygenated blood will go to the body parts.
Why do arteries have a thick or elastic wall?
Ans: – The heart expresses more pressure to transfer the oxygenated blood from the lungs through the arteries to the different body parts. So, in this way the three needs thick and elastic wall for minimize this pressure.
What are the four types of blood groups present in humans? Prepare a table with two columns to show the different human blood groups and names of compatible blood groups in the other column.
Ans: – There are four types of blood group in the human which are A, B, AB and O.
| Blood group | Antigen | Antibody |
| A+ | A | B |
| A- | A | B |
| B+ | B | A |
| B- | B | A |
| AB+ | A and B | none |
| AB- | A and B | none |
| O+ | none | A and B |
| O- | none | A and B |
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