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Earn 100
Read the following statements and select the correct option.
Statement 1: The prickly pear cactus introduced into Australia in early 1920 s caused havoc by spreading rapidly into millions of hectares of rangeland.
Statement 2 : When certain exotic species are introduced into a geographical area, they become invasive and start spreading fast because the invaded land does not have its natural predators.
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Important Questions on Organisms and Populations
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The prickly pear cactus became unusually abundant after its introduction in Australia, because it
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Why you never see cattle or goats browsing on weed Calotropis?
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Which of the following is not an example of prey-predator relationship?
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On the rocky sea coasts of Scotland, the larger and competitively superior barnacle Balanus dominates the intertidal area and excludes the smaller barnacle Chathamalus from that zone. Which kind of interaction is being depicted by this example?
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Competitive exclusion principle stating that inferior species is eliminated eventually after prolonged competition was given by
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Two different species cannot live for long duration in the same niche or habitat. This law is called
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Two species competing for the same resource can avoid competition by choosing different habits. This phenomenon is called_________and was supported by _____
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When two similar species live in the same area, they may evolve to become more different in order to
