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प्रश्न
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Food web
उत्तर
The food web is the network of many food chains, like the one given in the following picture.
Food web: Food webs are formed by intricate feeding relationships. Food chains are not linear and straight in any ecosystem found in nature. However, these are quite intricate.
A predator consumes prey, but it also runs the risk of becoming prey for another predator. For instance, frogs can eat a wide range of insects, but snake feeds on frogs.
Frogs and insects can both be consumed by the same bird. In any ecosystem, complex food webs are formed by the interactions between the different biological components.
संबंधित प्रश्न
How does energy move in an ecosystem?
A food chain always starts with
An ecosystem is an interacting system of
Tropical dense forests are due to _______________.
How ‘Temperature’ as an abiotic factor plays a role in ecology?
Read the following statements and select the correct option.
Statement I: Some snails and fish undergo hibernation to avoid summer heat.
Statement II: Polar bears undergo hibernation in winters as they are unable to migrate
Organisms which synthesise carbohydrates from inorganic compounds using radiant energy are called
Assertion (A): An ecosystem consists of biotic components and abiotic components.
Reason (R): Biotic and abiotic components play important roles for the sustenance of life and work independently in all ecosystems.
Distinguish between the following:
Hibernation and Aestivation.
What are the various characteristics of soil?
