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Unit Test: Diversity in the Living World - 1 | Science for Class 6 PDF Download

Time: 1 hour

M.M. 30

Attempt all questions.

  • Question numbers 1 to 7 carry 1 mark each.
  • Question numbers 8 to 12 carry 2 marks each.
  • Question numbers 13 to 15 carry 3 marks each.
  • Question number 16 carries 4 marks.

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

The document Unit Test: Diversity in the Living World - 1 | Science for Class 6 is a part of the Class 6 Course Science for Class 6.
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FAQs on Unit Test: Diversity in the Living World - 1 - Science for Class 6

1. What is the importance of learning about diversity in the living world?
Ans.Understanding diversity in the living world helps us appreciate the variety of life forms on Earth, their roles in ecosystems, and the importance of conservation. It fosters respect for different species and promotes awareness of the interdependence of life.
2. What types of organisms are included in the study of biodiversity?
Ans.Biodiversity includes a wide range of organisms such as animals, plants, fungi, and microorganisms. It encompasses all living things and the ecosystems they form, highlighting the variety of species within each category.
3. How do ecosystems benefit from biodiversity?
Ans.Ecosystems benefit from biodiversity as it enhances resilience, stability, and productivity. Diverse species can perform various roles, contribute to nutrient cycling, and help ecosystems recover from disturbances, leading to healthier environments.
4. What are some threats to biodiversity?
Ans.Threats to biodiversity include habitat destruction, climate change, pollution, overexploitation of resources, and invasive species. These factors can lead to the decline of species and the disruption of ecological balance.
5. How can individuals contribute to preserving biodiversity?
Ans.Individuals can contribute to preserving biodiversity by supporting conservation efforts, reducing waste, using resources sustainably, planting native species, and educating others about the importance of biodiversity and ecosystem health.
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