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TEST PAPER-  BIOLOGY       2008, X  CBSC STUDENT CAREER POINT GHAZIABAD INDIA For any queries contact at 9811944652  Delhi/ NCR ……Brijesh Sir

1.	What is role of pH in human intestine? 2           2.	What is breakdown of glucose by various pathways? 3 3.	Write the name of structures of exchange of gases in Human, Fish and Plants.3 4.	What are the components of the transport system in highly organized plant and Human? Write the function also.3 5.	Write the detailed structure and functions of nephrons. 5 6.	What are secondary sexual characters in male and female at time of puberty? And write a cause. 5 7.	 Write the name of different nerves which detect the following stimuli- Smell of agarbatti, vision, test of sugar, listen music, hot/cold/pain. 3 8.	 What are fossils? What do they tell us about the process of evolution? 3 9.	Explain the following terms -3x2 A.	Biodegradable substances. B.	Non biodegradable substances. C.	Eutrophication D.	Name of three hormones of human and write their function also. 10.	Differentiates followings- 3x2 A.	Analogous and Homologous organ B.	Fertilization and pollination C.	Food Web and Food Chain D.	Phototropism and Nastic movement 11.	What is ozone hole? How was it formed? What is being done to control it? 5 12.	Why are environmentalists insisting upon ‘sustainable natural resource management’? 3 13.	Draw and label the diagram of human female or male reproductive system. 5 14.	What is Darwin’s theory of evolution? 5 15.	Draw labeled diagram of human heart and write three functions of Blood.5 16.	Labeled the following diagrams…- 17. The science dealing with heredity and variations is called--(A)Palaeontology; (B) Genetics; (C) Genetics; (D) Phylogeny. 18. In a Mendelian experiment tall plants bearing violet flowers were bred with short pea plants bearing white flowers. The progeny all bore violet flowers but almost half of them were short. The genetic make-up of the tall parent would have been (A) TtWw; (B) TtWW; (C) TTww; (D) TTWW 19. The central region of the flower is occupied by: (A) Calyx;(B) Corrolla;(C) Stamen;(D) Carpel 20. The response seen in Mimosa Pudica is:-(A) Heat related; (B) Touch related; (C) Cold related; (D) Chemically related 21. WHO, CFCs, CFL, NGO, UNEP, DDT, CNG, LPG, DNA, NADP,STD, AIDS, IUCD, OC, SCID, HIV, ADP, AMP, ATP stands for?

Imp. Note:- Sustainable Development refers to the ability of producers and manufacturers to satisfy product needs of today while preserving the ability to meet those needs in the future. Specifically, it aims to reduce the rate at which natural resources are being used, reduce the amount of pollution created, and provide enough products, such as food, to satisfy the needs of the population.