Hello friends, in this article I have written short Question and long questions of two, three and four marks which can be very useful for Board and CBSE exams. This article deals with the most important questions of Chapter 1, 2, 3 and 4 with mark which will be very important for your CBSE and board exam 2022.
You can search the internet for my other English Medium article as well. Gujarat Biology and India Biology You can also give tests from there. Also got the more information about NEET BIOLOGY
Chapter -13 - Organisms and Populations
1. Explain the term Immigration & Emigration (2 Marks)
2. Distinguish on predation and Parasitism (2 Marks)
3. Write a note about the major biomes of India (3 Marks)
4. Describe the responses to Abiotic factors (3 marks)
5. Explain the characteristics of the population (3 marks)
6. Give the difference : logistic growth exponential growth (3 marks)
7. Write a note about the life history variation (3 marks)
8. Explain the Competition (4 marks)
Chapter -14 - Ecosystem
1. Distinguish Primary Productivity and Secondary Productivity (2 Marks)
2. Write Note decomposition (3 Marks)
3. Write a note about grazing food chain & detritus food chain (3 Marks)
4. Distinguish primary and secondary succession (3 marks)
5. Explain phosphorus cycle with chart (3 marks)
6. Explain carbon cycle (Figure is not required) ( 3 marks)
7. Write a note Ecological Services
Chapter -15- Biodiversity and Conservation
1. Write a note. Over Exploitation ( 2 Marks)
2. Distinguish the word In situ conservation Ex situ conservation
3. describe showing species area relationship with graph
4. Write a note about latitudinal gradenti (3 marks)
5. Explain the types of biodiversity (3 marks)
6. Explain the Alien species invasions and CO-extinction of exotic species in loss of biodiversity (3 marks)
Chapter -16- Environmental Issues
1. Write a note about the Montreal Protocol (2 Marks)
2. Write a brief about reforestation (2 Marks)
3. Describe the cases of people's participation in conservation of forest (3 Marks)
4. Write a note about radioactive waste (3 marks)
5. Draw a diagram explaining the biomegnification in an aquatic food chain ( 4 marks)
6. Write a note about the greenhouse effect and explain the contribution of greenhouse gases in it
7. Explain ozone depletion (4 marks)
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