Worksheet: Biodiversity and Conservation | Geography Class 11 - Humanities/Arts PDF Download

Fill in the Blanks

Q1: Biodiversity is a combination of two words, "Bio" meaning ______ and "diversity" meaning ______.

Q2: Genetic biodiversity refers to the variation of ______ within species.

Q3: Species diversity relates to the number of species in a defined area and can be measured through its ______, ______, and ______.

Q4: Areas rich in species diversity are often called ______.

Q5: Biodiversity has contributed to the development of human ______ and human communities have played a role in shaping the diversity of nature.

Q6: The economic role of biodiversity includes the importance of 'crop diversity,' also known as ______.

Q7: The International Union of Conservation of Nature and Natural Resources (IUCN) classifies threatened species into ______ categories.

Q8: Endangered species are those in danger of ______.

Q9: Biodiversity conservation efforts require the involvement and cooperation of ______ and ______.

Q10: The Wild Life (Protection) Act, 1972 in India led to the establishment of ______ and ______.

Assertion and Reason Based

Q1: Assertion: Genetic diversity is essential for a healthy breeding population of species.
Reason: Genetic diversity results from the differences in physical characteristics among species.
(a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.
(b) Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
(c) Assertion is true, but the reason is false.
(d) Assertion is false, but the reason is true.

Q2: Assertion: Biodiversity plays ecological, economic, and scientific roles.
Reason: Economic role of biodiversity includes the manufacture of food, pharmaceutical, and cosmetic products.
(a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.
(b) Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
(c) Assertion is true, but the reason is false.
(d) Assertion is false, but the reason is true.

Q3: Assertion: Conservation of biodiversity requires the involvement and cooperation of local communities and individuals.
Reason: The critical problem in conservation is the continuation of the process.
(a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.
(b) Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
(c) Assertion is true, but the reason is false.
(d) Assertion is false, but the reason is true.

Q4: Assertion: The Wild Life (Protection) Act, 1972, in India led to the establishment of national parks and sanctuaries.
Reason: These establishments aim to regulate international trade in wild plants and animals.
(a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.
(b) Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
(c) Assertion is true, but the reason is false.
(d) Assertion is false, but the reason is true.

Q5: Assertion: Hotspots are defined according to their vegetation.
Reason: In Madagascar, about 85 per cent of the plants and animals are found elsewhere in the world.
(a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.
(b) Both assertion and reason are true, but the reason is not the correct explanation of the assertion.
(c) Assertion is true, but the reason is false.
(d) Assertion is false, but the reason is true.

Very Short Answer Type Questions

Q1: Define biodiversity.

Q2: Explain genetic biodiversity.

Q3: Define species diversity.

Q4: What are hotspots of biodiversity?

Q5: List the three levels at which biodiversity can be discussed.

Q6: Give an example of an endangered species.

Q7: Explain the economic role of biodiversity.

Q8: What is the significance of the Wild Life (Protection) Act, 1972?

Q9: What are mega diversity centers?

Q10: Why is biodiversity conservation important for human existence?

Short Answer Type Questions

Q1: Discuss the ecological role of biodiversity.

Q2: Explain the concept of agro-biodiversity and its importance.

Q3: Describe the categories of threatened species according to IUCN.

Q4: How does the loss of biodiversity affect ecosystems?

Q5: Discuss the role of local communities and individuals in biodiversity conservation.

Q6: Explain the importance of international trade regulation in biodiversity conservation.

Q7: What are the key steps suggested by the world conservation strategy for biodiversity conservation?

Q8: Explain the concept of hotspots and their significance in biodiversity conservation.

Long Answer Type Questions

Q1: Discuss the various factors that contribute to the loss of biodiversity, including human activities and natural calamities.

Q2: Describe the roles of genetic, species, and ecosystem diversity in biodiversity.

Q3: Elaborate on the importance of biodiversity conservation for human existence, and discuss the role of the Convention on Biodiversity.

Q4: Provide an overview of the challenges and strategies for biodiversity conservation, emphasizing the involvement of local communities and the significance of mega diversity centers.