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Questions
Name the type of biodiversity represented by the following:
50,000 different strains of rice in India.
Identify the levels of biodiversity in India represented by 50,000 strains of rice in India.
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Solution
Genetic diversity
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What does the term ‘biodiversity’ mean?
True or False – If False give the correct answer
Animals are the greatest gift of nature
Why do we find a decrease in biodiversity distribution, if we move from the tropics towards the poles?
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Loss of biodiversity.
The extinction of species (flora and fauna) due to human and natural influences is called ______.
Presence of metameric segmentation is one of the most significant characteristics of ______.
Analogy:
Birds: ______:: ______: Cold-blooded.
Match the following:
| 1. | Cartilaginous | a. | Mullets |
| 2. | Bony fishes | b. | Sharks |
| 3. | Pneumatic bones | c. | Reptiles |
| 4. | Three chambered heart | d. | Birds |
What is the binomial name?
How does species diversity differ from ecological diversity?
Samson and Dorothy surveyed two islands, ‘A’ and ‘B’. They recorded the relevant data in the following format in their research folder:
| Parameter | Island A | Island B | |
| (a) | Area (A) | 45 × 103 Km2 | 12 × 105 Km2 |
| (b) | Regression co-efficient (Z) | 1 | 1 |
| (c) | Y-intercept | 20 | 10 |
- Derive the species-richness for each island.
- Which island exhibits greater biodiversity? Support your answer with a reason.
List of endangered species was released by ______.
Species diversity is primarily driven by which of the following factors?
Nutrient cycling is an ecosystem service that maintains soil fertility for agriculture. Which organisms are primarily responsible for this process?
Waste treatment as an ecosystem service involves the purification of water and soil through which mechanism?
