MP TET · Mathematics and Science (Varg-2)
Ecosystem, food chains, biodiversity and pollution.
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Q1 · Environment and Ecosystem · EASY
In a grassland ecosystem, grass is eaten by grasshoppers, grasshoppers are eaten by frogs, frogs are eaten by snakes, and snakes are eaten by hawks. What is the position of the frog in this food chain?
Q2 · Environment and Ecosystem · EASY
A forest in Madhya Pradesh has a large variety of trees, shrubs, medicinal plants, insects, birds, and mammals. This variety of living organisms in the forest is an example of:
Q3 · Environment and Ecosystem · MEDIUM
In an ecosystem, organisms that break down dead plants and animals and return nutrients to the soil are called decomposers. Which of the following is an example of a decomposer?
Q4 · Environment and Ecosystem · HARD
A factory near a river releases chemical waste into the water. Fish in the river start dying, and people living nearby fall sick after drinking the water. This is an example of water pollution. Which of the following actions would be MOST effective in preventing such pollution in the long term?
Q5 · Environment and Ecosystem · MEDIUM
In a food chain, the position occupied by an organism determines its: