Basic Ecology and Environment

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Questions

Time

30 min

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Solutions

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Q1Consider the following statements about the Ecosystem: 1. An ecosystem is a functional unit comprising living organisms and their physical environment interacting together. 2. The size of an ecosystem can vary from a small pond to the entire biosphere. Which of the above statements is/are correct?MediumSolve →Q2Which of the following pairs is/are correctly matched? 1. Producers – Green plants 2. Primary consumers – Herbivores 3. Secondary consumers – Carnivores that feed on herbivores Select the correct answer using the code below:MediumSolve →Q3Consider the following statements: 1. Ecotone is a transition zone between two ecosystems. 2. Edge species are those which are found abundantly in ecotones. Which is/are correct?MediumSolve →Q4Which of the following are abiotic factors in an ecosystem? 1. Soil pH 2. Humidity 3. Decomposers Select the correct answer:MediumSolve →Q5Which one of the following is the most productive ecosystem in terms of net primary productivity?MediumSolve →Q6Which of the following best describes the concept of ‘food chain’?MediumSolve →Q7Which of the following statements about biogeochemical cycles is correct?MediumSolve →Q8Which of these is an example of in situ conservation?MediumSolve →Q9Which of the following pollutants causes ‘acid rain’?MediumSolve →Q10Which of the following can be classified as renewable resources? 1. Solar energy 2. Fossil fuels 3. Wind energy Select the correct answer:MediumSolve →

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Basic Ecology and Environment

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