Time: 1 hour
M.M. 30
Attempt all questions.
Q1: What does biodiversity refer to? (1 Mark)
(i) The number of trees in a forest
(ii) The variety of living organisms in an environment
(iii) The number of plants in a garden
(iv) The number of animals in a zoo
Q2: How do desert plant adaptations enable survival in arid conditions? (1 Mark)
Q3: Why are rhododendrons in the Shola forests of Nilgiris shorter in height and have smaller leaves? (1 Mark)
(i) Because of the presence of predators
(ii) To survive heavy winds on mountain tops
(iii) Due to lack of water
(iv) Because of excess sunlight
Q4: What type of animal can live both on land and in water? (1 Mark)
Q5: The place where plants and animals live is called their __________. (1 Mark)
Q6: Why is it important to classify plants and animals? (1 Mark)
Q7: What type of root system do grasses have? (1 Mark)
Q8: What are the differences between dicot and monocot plants? Provide an example for each. (2 Marks)
Q9: How do camels adapt to survive in both hot and cold deserts? (2 Marks)
Q10: What happens when the habitat of a plant or an animal is damaged? (2 Mark)
Q11: How do webbed feet help ducks in their movement? Compare them with the feet of a pigeon. (2 Marks)
Q12: What are the main differences between a mountain goat and a goat found in the plains? How are these differences related to their habitats? (2 Marks)
Q13: If a scientist discovers a plant with parallel venation, what type of root system is it likely to have? Explain. (3 Marks)
Q14: Why is biodiversity important for the stability of an ecosystem? (3 Marks)
Q15: How can individuals contribute to the conservation of biodiversity in their daily lives? (3 Marks)
Q16: In what ways does human activity impact biodiversity? What are some strategies to protect biodiversity in your area? (4 Marks)
You can find the solutions of this Unit Test here: Unit Test (Solution): Diversity in the Living World - 1
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1. What is the importance of learning about diversity in the living world? | ![]() |
2. What types of organisms are included in the study of biodiversity? | ![]() |
3. How do ecosystems benefit from biodiversity? | ![]() |
4. What are some threats to biodiversity? | ![]() |
5. How can individuals contribute to preserving biodiversity? | ![]() |