Biodiversity and Conservation Worksheet
This worksheet covers key concepts in biodiversity and conservation for Grade 11 science students, including threats to biodiversity, conservation strategies, and the importance of ecosystem services.
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Biodiversity and Conservation
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following is NOT considered a direct threat to biodiversity?
Habitat destruction
Invasive species
Recycling programs
Pollution
2. The variety of life in the world or in a particular habitat or ecosystem is known as:
Ecosystem services
Biodiversity
Conservation
Extinction
1. The loss of a particular species from a specific habitat is called .
2. conservation involves protecting species in their natural habitats.
3. The variety of genes within a species is referred to as diversity.
1. Explain the concept of 'ecosystem services' and provide two examples.
2. Differentiate between in-situ and ex-situ conservation methods.
1. Climate change is a significant factor contributing to biodiversity loss.
True
False
2. Genetic diversity within a species makes it more vulnerable to diseases.
True
False
The image below illustrates a healthy ecosystem, representing the importance of biodiversity and conservation efforts.
Match the term on the left with its definition on the right.
1. Endemic species
a. The variety of ecosystems in a given region
2. Keystone species
b. A species whose impact on its ecosystem is disproportionately large relative to its abundance
3. Ecosystem diversity
c. A species found only in a specific geographic area
Discuss the major causes of biodiversity loss globally and propose at least three practical solutions to mitigate these issues.