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.

(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)

(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)

(a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)

(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

EASY

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In aquatic ecosystem, (i) is the major conduit for energy flow, as against in the terrestrial ecosystem, a much larger fraction of energy flows through the (ii)_ than ___(iii)_ .

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Important Questions on Ecosystem

HARD

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

With the help of the diagram, explain the flow of energy in an ecosystem.

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Explain the process of the flow of energy in different trophic level of an ecosystem.

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Explain the flow of energy in an ecosystem with the help of a diagram.

HARD

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

By which way the flow of energy and nutrients takes place in an ecosystem.

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

Question Image

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Write the differences between

Food chain and food web

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Draw the sequence of organisms of a food chain of a pond ecosystem.

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Explain the role of the ‘first trophic level’ in an ecosystem.

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

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

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Name the type of food chain that is the major conduit for energy flow in an aquatic ecosystem.

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

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.

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

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

Grass $\to$ Goat $\to$ Man

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

In a food chain, deers are

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Differentiate between producer and decomposer.

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Give a diagrammatic representation of energy flow through different trophic levels.

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

State and Explain ten percent law of energy.

MEDIUM

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

What do detritus food chains begin with?

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

Identify the possible link 'M' in the following food chain:
Plant

\to

Insect

\to

M

\to

Snake

\to

Eagle

EASY

Biology>Ecology and Environment>Ecosystem>Energy Flow in an Ecosystem

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

\to

mice

\to

snake

\to

peacock

In aquatic ecosystem, __(i)__ is the major conduit for energy flow, as against in the terrestrial ecosystem, a much larger fraction of energy flows through the __(ii)___ than ___(iii)_ .

Important Questions on Ecosystem

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In aquatic ecosystem, (i) is the major conduit for energy flow, as against in the terrestrial ecosystem, a much larger fraction of energy flows through the (ii)_ than ___(iii)_ .