Everyday Science · Environment, Weather & Ecology · page 15 of 40
Ecosystem MCQs with Answers
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Practice these MCQs in the appEcosystem, Biodiversity & Conservation MCQs (141–150)
10 MCQs with answers and a short one-liner. Hide answers to test yourself.
Past paper MCQs in this chapter · See all past papers
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- 141.
The pollution caused by non-biodegradable material is reduced by applying _?
- 142.
What sort of lands are breeding sites of Waterfowl?
- 143.
The elements in ecosystem recycle through organisms with environment is called ?
- 144.
Tundra ecosystem in Pakistan is located at _?
- 145.
Which one of the following is biodegradable material?
- 146.
Past Paper MCQ
The number of individuals of the same species living in the same area at the same time is called?
- 147.
Which of the following is not an intra-specific relationship?
- 148.
The species are _ extinct if they persist at such reduced numbers that their effect on other species is negligible.
- 149.
Which forests act as barriers against cyclones?
- 150.
Microorganisms in the gut of herbivores help to digest cellulose and get food and shelter in return. This type of interaction between organisms is called _?