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Food Chains and Food Webs

A food chain is a indicator of the producers and consumers of different habitats. Ask questions about the food chains of different ecosystems here.

4,128 Questions

Is it important to consider the producer level of the food chain as endangered?

This depends on what the producer is. If it is a rare type of producer then yes you should consider it as rare.

What is the main source of energy in food chains and webs?

The energy is taken from nutrients that are found in the ground which the plants absorb. The plants are then eaten by primary consumers, or herbivores;after this, the primary consumers re eaten by secondary consumers or carnivores. Omnivores share both of these characteristics though, and thus are a primary and secondary consumer.

What happens to the food chain if any of the link misses out?

The food chain will not be successful since the organism which depends on the removed food will start looking for something else to depend on or will starve to dead e.g if the grasshopper depends on grass for it survival and the grass is distorted in the food chain the grasshopper will surely die

What direction does food chains go?

Vertically from least powerful to greatest power. Of course, without dinosuars, humans are on top! :)

Why is it more common to find short food chains than to find long food chain?

One of the advantages is that less energy is lost throughout the chain. For example:

From which food chain is least energy lost?

A corn → hens → humans

B grass → cows → humans

C potatoes → humans

D water plants → small fish → large fish → humans

In this case, c would be the answer because it has the the least transition till the energy absorbed from the sunlight reaches the human. And as we know, when we go down the food chain, more than 90% of the energy is lost to the following organism. For example the scenario A, 10% of sunlight is absorbed by the plant and stored in the corn, which is then eaten by the hens but by then the plant has already consumed 90% of the energy and by the time we eat the hen, it has consumed the 90% of the 10% energy left in the plant of the 10% absorbed from the sun. Therefore leaving the humans with only 0.1% of sunlight hitting the plant's leaf. Of course this would be an even minuet percentage if it were the case for scenario D. LOL

How would the food web be affected if a virus struck the mouse population?

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How is the energy of the sun transferred through a food web?

The sun allow plants to photosynthesis which is to make food and grow. The plants eating animals will eat them and then the meat eating animals will eat animals. Then us humans will eat the animals and plants.

What energy role does the first organism in a food chain fill?

Sun Plant - producer Animal - primary consumer Animal 2 - secondary consumer Animal 3 - tertiary consumer Hope this helps

Why are producers always at the bottom?

They make their own energy, instead of consuming another consumer for their energy.

Why can food chains be longer in the tropical regions than in the tundra regions?

because species richness or biological diversity is very high in the tropical regions than the tundra regions

What would happen to each part of the food chain with rose plant green fly blue tit and hawk if lots of green fly's got a disease and died?

the numbers of the blue tit will decrease because the blue tit wont be able to eat the greenfly. the numbers of the hawk will decrease as well because the blue tit will die due to the green fly's disease so the hawk cant eat the blue tit. the rose plant will increase because the green fly cant eat the plant due to its death.

What food is in a swamp?

All swamp animals eat grass-dirt-an each other

Why is the sun important for food and plants?

Well, different plants need different amounts of sunlight. They need sunlight for photosynthesis, that's how they make their own food. Without sunlight, there would be no photosynthesis, and plants would not survive.