Unit – III Ecosystem and Biodiversity
3.1 Ecosystem – Definition, Aspects of ecosystem, Division of ecosystem, General characteristics of ecosystem, Functions of ecosystem
3.2 Biodiversity – Definitions, Levels, Value, and loss of biodiversity
3.3 Biodiversity Assessment Initiatives in India
3.4 SWOT analysis of biodiversity hot spot in India
3.5 Conservations of biodiversity – objects, and laws for conservation of biodiversity
SET 2
#1. In an ecosystem what role do producers (such as plants) play in the food chain?
#2. Which of the following is an example of a primary consumer in a terrestrial food chain?
#3. Which of the following is an example of a terrestrial ecosystem?
#4. Which of the following is a characteristic of a freshwater ecosystem?
#5. What type of ecosystem is characterized by large amounts of saltwater and includes oceans and seas?
#6. Which of the following ecosystems is found in areas with high rainfall and warm temperatures year-round?
#7. Which of the following is a feature of a desert ecosystem?
#8. A tundra ecosystem is primarily characterized by:
#9. Which of the following is a key feature of a wetland ecosystem?
#10. What is an ecosystem?
#11. Which one of the following is not a gaseous biogeochemical cycle in an ecosystem?
#12. In ecosystem standing crop refers to________________
#13. __is the term used to describe the variety of life found on Earth and all of the natural processes.
#14. _______called the ‘lungs of the planet’.
#15. The type of diversity including all the different kinds of living things found in a certain habitat is called as….
#16. Transfer of energy from source of plants through a series of organism is known as……
#17. Conservation of biodiversity outside the natural habitat is called as
#18. Which of the following is not the value of biodiversity?
#19. Which of the following is not a Causes of biodiversity losses?
#20. What makes plant producers?
#21. The process in which green plants and few organisms use sunlight to synthesize nutrients is known__________
#22. Which of the following is not an Important hot spots in India?
#23. Into how many areas the energy that is received by organisms during energy transfer is converted?
#24. Habitat of Dog Fish is
#25. Which ecological pyramid is always upright?
#26. Which type of ecosystem accounts for most of the net primary productivity on earth
#27. What is biodiversity?
#28. Which of the following is a key characteristic of an ecosystem?
#29. Which of these organisms is considered a primary producer in an ecosystem?
#30. What is the main purpose of the ozone layer in the atmosphere?
#31. Which of the following best describes a keystone species?
#32. What does the term “endemic species” refer to?
#33. Which of the following is an example of a decomposer in an ecosystem?
#34. Which of the following contributes to the loss of biodiversity?
#35. What is the term for the gradual change in species composition in an ecosystem over time?
#36. What is the primary role of consumers in an ecosystem?
#37. Which of the following is an example of a biotic factor in an ecosystem?
#38. What is the main cause of global climate change?
#39. What type of biome is characterized by high biodiversity and high temperatures year-round?
#40. In a food chain, what role does a herbivore play?
#41. Which of the following is a non-renewable resource?
#42. What is the primary function of an ecosystem’s decomposers?
#43. Which of the following is a characteristic of a climax community?
#44. What is an example of a mutualistic relationship?
#45. Which of the following is a consequence of invasive species?
#46. Which of the following is an example of a food chain?
#47. What is the significance of the nitrogen cycle in an ecosystem?
#48. Which of the following can lead to the endangerment or extinction of a species?
#49. What is the main cause of ocean acidification?
#50. What does the term “carbon footprint” refer to?
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