Other Biology Answers

9. Stretching of the stomach wall by food intake will inhibit the releasing of:
a- Leptin
b- Glucagon
c- Ghrelin
d- Peptide YY

10. Which cells produce glucagon and what is its function?
a- F cells/inhibit somatostatin secretions
b- Alpha cells/raise blood glucose
c- Beta cells/lower blood glucose
d- Delta cells/inhibit alpha and beta cells

7. Synthesis of Glucose from amino acids is termed as:
a- Gluconeogenesis
b- Lipogenesis
c- Glycogenesis
d- Glycolysis

8. In anabolism there is:
a- ( -ΔH )
b- ( Release of free energy. )
c- ( -ΔG )
d- ( +ΔΗ )

6. An example of Positive feedback is one of the following:
a- Blood clotting
b- Ovulation
c- Hyperglycaemia
d- Homeostasis

Describe the different organ systems

1.What is mean by photo tropism?

2.Who were conducted experiments on photo tropism?

3.F.W .Went conducted experiment on ?

4.Who discovered the phyto hormone Auxin?

5.What is mean by tropic and nastic movents

1.what is mean by hormone?

2.what is mean by phytohormones?

3.Which hormone helps in opening of stomata?

4.What is the scientific name of Touch me not plant?

5.which hormone helps in repining of fruit?

1.The role of spinal cord in nervous system was studied largely by _____ centuries?

2.Animals were shown to have the ability to respond to stimuli even when the brain is removed by_____ scientists?

3.What are the functions of spinal cord?

4.How many pairs of cranial nerves are present in cranium?

5.Which root of spinal cord are important to control muscular activity?

1.The brain is present in the hard bony box like structure called____?

2.what are three layers [meninges] covered by brain write the names?

3.Brain has the following divisions 1. Fore brain has_____ parts?

4.What is mean C.S.F ?

5.What are the parts in hind brain?

1.what is mean by reflex arc?

2.what components are involved in reflex arc?

3.Write the path way of reflex arc?

4.what is mean by knee jerk reflex?

5.The existence of the knee jerk was first noted in which year?

14. Which of the following is not involved in specific immunity?
1. Neutrophil.
2. T-cell.
3. Complement.
4. B-cell

16. The chronic inflammation of a delayed hypersensitivity reaction is mediated by .
1. Lymphokines
2. Histamine
3. Bradykinin
4. Complement

9. What characteristics does not distinguish septic shock from hypovolemic and cardiogenic
shock?
1. Septic shock patients will present with cool skin due to vasoconstriction.
2. Patients with septic shock will have a bluish colour to their skin.
3. Vasodilation will lead to warm flushed skin in septic shock patients.
4. Septic shock patients present with pulsus paradoxus.