CBSE Guess > Papers > Question Papers > Class XII > 2004 > Biology > Delhi Set-II

BIOLOGY (Set II— Delhi)

Except for the following questions, all the remaining questions have been asked in Set I .

SECTION A

Q. 1. How does saliva act in body defence? 1

SECTION - B

Q. 6. What is hydroponics? Give one application of this technique. 2

Q. 9. Where are auxins synthesised in plants? Mention any two of their functions. 2

Q. 10. Differentiate between mutualism and commensalism. 2

Q.13. Name the different types of granulocytes Give the function, of the one which constitutes maximum percentage of the total leucocytes. 2

Q. 14. Which gases cause stratospheric ozone depletion? What is the result of this depletion? 2

Q. 15. Explain briefly how computed tomography (CT) helps the doctors in pinpointing the defects in patient's body 2
Or
Name the cells that produce antibodies. Explain the main function of these coin pounds.

SECTION - C

Q. 23. Define inbreeding. What is the danger of inbreeding? 3

SECTION - D

Q. 26. Explain the major steps of Glycolysis. Where does this process occur in a cell? 5

BIOLOGY 2004 Question Papers Class XII
Delhi		Outside Delhi		Compartment Delhi		Compartment Outside Delhi
	Set I		Set I		Set I		Set I
	Set II		Set II		Set II		Set II
	Set III		Set III