HOTS (High order Thinking Skill Questions)
1. A diagnostyic test for diabetes demands the checking of blood sugar level with the empty stomach and one hr after taking meal. Why?
2. Blood sugar level of a normal person rises after taking a meal .
i)Why does this happen?
ii) Which hormone regulates this increased level of blood sugar?
iii)Name the source gland of this hormone.
3. Draw a neat diagram of Human brain& label the following parts:
i) Bony box
ii) Area controlling salivation and blood pressure
iii) Part controlling sensory information
iv) Endocrine gland regulating growth and development of the body.
4. During an emergency condition ,capacity of an individual increases to work for hrs..
i) Which hormone is responsible for it
ii) name the source gland of this hormone.
5. Name the chamber of Human heart that:
i) pumps deoxygenated blood to the lungs.
ii)Has thickest muscular walls
6. Even the smell of your favourite dish starts watering of your mouth even though you are concentrating in your studies.
i)What makes this watering of mouth. Which part of the nervous System is responsible for
it?
ii) Draw the flow chart of it.
7. A man with blood grp 'A' marries awoman with blood grp 'O'.Their son has blood grp'o' and daughter has blood grp 'A'
i) What is the probable genotype of man and woman.
ii) Specify the expression of the genotype of son and daughter.
8. Where is the protein digesting enzyme 'pepsin' is released and how is it not able to act on stomach's wall.
9. What protects us from the germs that mange to enter in our body along with food.
10. Food always move down even if a person is lying down on the floor. How does it happen?
11. Food in plants is transported from leaves to various parts;
i) In which form food is translocated?
ii) How transport of food is different from transport of water & minerals?
iii) How is osmotic pressure raised in phloem and how does it affect the process of
translocation?
12. With the help of flow chart explain the mechanism of transport of food from the place of production to the site of storage.
13. Name the gland that helps in the digestion of food.
14. List four special anatomical/structural features of a leaf that makes it suitable photosynthesic organ
15. Rate of breathing in aquatic organisms is faster than terestrrial organisms. Give reason.