CBSE Class 12 Biology Biodivesity and Conservation (2). CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers
BIODIVERSITY AND CONSERVATION
1 What does the term ‘Frugivorous’ mean?
2 What is the expanded form of IUCN?
3 How is the presently occurring species extinction different from the earlier mass extinctions?
4 A species-area curve is drawn by plotting the number of species against the area. How is it that when a very large area is considered the slope is steeper than that for smaller areas?
5 Why are the conventional methods not suitable for the assessment of biodiversity of bacteria?
6 What is co-extinction? Explain with a suitable example?
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