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Which of the following is correct for the given food web?

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Important Questions on Communities

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Life Science>Relationship>Communities>Food Chain and Food Web
Explain the flow of energy in an ecosystem with the help of a diagram.
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Life Science>Relationship>Communities>Food Chain and Food Web
What do detritus food chains begin with?
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Life Science>Relationship>Communities>Food Chain and Food Web

Write the differences between 

Food chain and food web

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Life Science>Relationship>Communities>Food Chain and Food Web

Select the correct option for the "P" and "Q" in the given chart of a biological magnification of pesticides.

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Life Science>Relationship>Communities>Food Chain and Food Web
Identify the possible link 'M' in the following food chain:
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Life Science>Relationship>Communities>Food Chain and Food Web
In a food chain, deers are
MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
Explain the process of the flow of energy in different trophic level of an ecosystem.
MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
Differentiate between producer and decomposer.
MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
How is the detritus food chain connected with the grazing food chain in a natural ecosystem?
EASY
Life Science>Relationship>Communities>Food Chain and Food Web
Explain the role of the ‘first trophic level’ in an ecosystem.
HARD
Life Science>Relationship>Communities>Food Chain and Food Web
By which way the flow of energy and nutrients takes place in an ecosystem.
EASY
Life Science>Relationship>Communities>Food Chain and Food Web
If 20J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
plant → mice → snake → peacock
EASY
Life Science>Relationship>Communities>Food Chain and Food Web
Name the type of food chain that is the major conduit for energy flow in an aquatic ecosystem.
HARD
Life Science>Relationship>Communities>Food Chain and Food Web
With the help of the diagram, explain the flow of energy in an ecosystem.
EASY
Life Science>Relationship>Communities>Food Chain and Food Web

Write down the names of trophic levels in the following food chain: 

Grass →Goat → Man

EASY
Life Science>Relationship>Communities>Food Chain and Food Web
State and Explain ten percent law of energy.
MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
Draw the sequence of organisms of a food chain of a pond ecosystem.
MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
Describe the DDT biomagnification occurring in an aquatic food chain. State the negative effects the process has on the organisms at the last trophic level of the food chain.
EASY
Life Science>Relationship>Communities>Food Chain and Food Web

Match the trophic levels with their correct species examples in grassland ecosystem.

(a) Fourth trophic level (i) Crow
(b) Second trophic level (ii) Vulture
(c) First trophic level (iii) Rabbit
(d) Third trophic level (iv) Grass

Select the correct option.

MEDIUM
Life Science>Relationship>Communities>Food Chain and Food Web
What do you mean by food chain and food web?