00. Ecosystem and its structure
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Ecosystem

260186 Statement-I: Habitat is a place in which organism lives.
Statement-II: The functional role of an organism in an ecosystem is called niche. The correct option among the following is

1 Both statements I \& II are true
2 Both statements I \& II are false
3 Statement I is true but statement II is false
4 Statement I is false but statement II is true.
TS EAMCET 10.05.2023 Shift-I
Ecosystem

260190 Match the following
| List - I | | List - II | |
| :--- | :--- | :--- | :--- |
| A. | Mutualism | I. | Both the species
lose |
| B. | Commensalism | II. | One species is
harmed, the other
is unaffected |
| C. | Amensalism | III. | One species is
benefitted the
other is neither
benefited nor
harmed |
| D. | Competition | IV. | Both species are
benefitted |
| | | V. | One is benefitted
and the other is
harmed |

1 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{V}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
2 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{III}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
3 $\mathrm{A}-\mathrm{III}, \mathrm{B}-\mathrm{IV}, \mathrm{C}-\mathrm{V}, \mathrm{D}-\mathrm{II}$
4 $\mathrm{A}-\mathrm{I}, \mathrm{B}-\mathrm{II}, \mathrm{C}-\mathrm{III}, \mathrm{D}-\mathrm{IV}$
Shift-I
Ecosystem

260209 Assertion (A) : Landscape is the unit of land containing different ecosystems surrounded by natural boundaries
Reason ( $R$ ) : Landscape is the level of organization which is higher than ecosystem

1 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is the correct explanation of $\mathrm{A}$
2 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is not the correct explanation of $\mathrm{A}$
3 $\mathrm{A}$ is correct but $\mathrm{R}$ is wrong
4 $\mathrm{A}$ is wrong but $\mathrm{R}$ is correct
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260211 In a comparative analogy between the aeroplane and ecosystem the Rivet Popper hypothesis used by Stanford ecologist Paul Ehrlich's identify the correct matching?
| Column I | | Column II | |
| :--- | :--- | :--- | :--- |
| i) | Rivet | A) | Ecosystem |
| ii) | Aeroplane | B) Species | |
| iii) | Popping of a rivet | C) | Key species |
| iv) | Rivets on the
wings | D)Proper functioning
of eco system | |
| v) | Flight safety | E)A species to
become extinct | |

1 (i - B), (ii-A),(iii-E),(iv-C),(v-D)
2 (i-B), (ii-A), (iii-C), (iv-E) (v-D)
3 (i-B), (ii-E), (iii-E), (iv-C), (v-A)
4 (i-B), (ii-D), (iii-C), (iv-E), (v-A)
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260212 Statement I : Amazon rain forest is called the lungs of our planet
Statement II : The number of species per unit area is called species richness

1 Both statements I and statement II are true
2 Both statements I and statement II are false
3 Statement I is true, but statement II is false
4 Statement I is false. But statement II is true
TS EAMCET-10.08.2021 Shift-I
NEET DIGITAL LIBRARY
Ecosystem

260186 Statement-I: Habitat is a place in which organism lives.
Statement-II: The functional role of an organism in an ecosystem is called niche. The correct option among the following is

1 Both statements I \& II are true
2 Both statements I \& II are false
3 Statement I is true but statement II is false
4 Statement I is false but statement II is true.
TS EAMCET 10.05.2023 Shift-I
Ecosystem

260190 Match the following
| List - I | | List - II | |
| :--- | :--- | :--- | :--- |
| A. | Mutualism | I. | Both the species
lose |
| B. | Commensalism | II. | One species is
harmed, the other
is unaffected |
| C. | Amensalism | III. | One species is
benefitted the
other is neither
benefited nor
harmed |
| D. | Competition | IV. | Both species are
benefitted |
| | | V. | One is benefitted
and the other is
harmed |

1 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{V}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
2 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{III}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
3 $\mathrm{A}-\mathrm{III}, \mathrm{B}-\mathrm{IV}, \mathrm{C}-\mathrm{V}, \mathrm{D}-\mathrm{II}$
4 $\mathrm{A}-\mathrm{I}, \mathrm{B}-\mathrm{II}, \mathrm{C}-\mathrm{III}, \mathrm{D}-\mathrm{IV}$
Shift-I
Ecosystem

260209 Assertion (A) : Landscape is the unit of land containing different ecosystems surrounded by natural boundaries
Reason ( $R$ ) : Landscape is the level of organization which is higher than ecosystem

1 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is the correct explanation of $\mathrm{A}$
2 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is not the correct explanation of $\mathrm{A}$
3 $\mathrm{A}$ is correct but $\mathrm{R}$ is wrong
4 $\mathrm{A}$ is wrong but $\mathrm{R}$ is correct
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260211 In a comparative analogy between the aeroplane and ecosystem the Rivet Popper hypothesis used by Stanford ecologist Paul Ehrlich's identify the correct matching?
| Column I | | Column II | |
| :--- | :--- | :--- | :--- |
| i) | Rivet | A) | Ecosystem |
| ii) | Aeroplane | B) Species | |
| iii) | Popping of a rivet | C) | Key species |
| iv) | Rivets on the
wings | D)Proper functioning
of eco system | |
| v) | Flight safety | E)A species to
become extinct | |

1 (i - B), (ii-A),(iii-E),(iv-C),(v-D)
2 (i-B), (ii-A), (iii-C), (iv-E) (v-D)
3 (i-B), (ii-E), (iii-E), (iv-C), (v-A)
4 (i-B), (ii-D), (iii-C), (iv-E), (v-A)
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260212 Statement I : Amazon rain forest is called the lungs of our planet
Statement II : The number of species per unit area is called species richness

1 Both statements I and statement II are true
2 Both statements I and statement II are false
3 Statement I is true, but statement II is false
4 Statement I is false. But statement II is true
TS EAMCET-10.08.2021 Shift-I
Join With Us for More Updates
Ecosystem

260186 Statement-I: Habitat is a place in which organism lives.
Statement-II: The functional role of an organism in an ecosystem is called niche. The correct option among the following is

1 Both statements I \& II are true
2 Both statements I \& II are false
3 Statement I is true but statement II is false
4 Statement I is false but statement II is true.
TS EAMCET 10.05.2023 Shift-I
Ecosystem

260190 Match the following
| List - I | | List - II | |
| :--- | :--- | :--- | :--- |
| A. | Mutualism | I. | Both the species
lose |
| B. | Commensalism | II. | One species is
harmed, the other
is unaffected |
| C. | Amensalism | III. | One species is
benefitted the
other is neither
benefited nor
harmed |
| D. | Competition | IV. | Both species are
benefitted |
| | | V. | One is benefitted
and the other is
harmed |

1 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{V}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
2 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{III}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
3 $\mathrm{A}-\mathrm{III}, \mathrm{B}-\mathrm{IV}, \mathrm{C}-\mathrm{V}, \mathrm{D}-\mathrm{II}$
4 $\mathrm{A}-\mathrm{I}, \mathrm{B}-\mathrm{II}, \mathrm{C}-\mathrm{III}, \mathrm{D}-\mathrm{IV}$
Shift-I
Ecosystem

260209 Assertion (A) : Landscape is the unit of land containing different ecosystems surrounded by natural boundaries
Reason ( $R$ ) : Landscape is the level of organization which is higher than ecosystem

1 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is the correct explanation of $\mathrm{A}$
2 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is not the correct explanation of $\mathrm{A}$
3 $\mathrm{A}$ is correct but $\mathrm{R}$ is wrong
4 $\mathrm{A}$ is wrong but $\mathrm{R}$ is correct
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260211 In a comparative analogy between the aeroplane and ecosystem the Rivet Popper hypothesis used by Stanford ecologist Paul Ehrlich's identify the correct matching?
| Column I | | Column II | |
| :--- | :--- | :--- | :--- |
| i) | Rivet | A) | Ecosystem |
| ii) | Aeroplane | B) Species | |
| iii) | Popping of a rivet | C) | Key species |
| iv) | Rivets on the
wings | D)Proper functioning
of eco system | |
| v) | Flight safety | E)A species to
become extinct | |

1 (i - B), (ii-A),(iii-E),(iv-C),(v-D)
2 (i-B), (ii-A), (iii-C), (iv-E) (v-D)
3 (i-B), (ii-E), (iii-E), (iv-C), (v-A)
4 (i-B), (ii-D), (iii-C), (iv-E), (v-A)
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260212 Statement I : Amazon rain forest is called the lungs of our planet
Statement II : The number of species per unit area is called species richness

1 Both statements I and statement II are true
2 Both statements I and statement II are false
3 Statement I is true, but statement II is false
4 Statement I is false. But statement II is true
TS EAMCET-10.08.2021 Shift-I
For More Updates join with Us
Ecosystem

260186 Statement-I: Habitat is a place in which organism lives.
Statement-II: The functional role of an organism in an ecosystem is called niche. The correct option among the following is

1 Both statements I \& II are true
2 Both statements I \& II are false
3 Statement I is true but statement II is false
4 Statement I is false but statement II is true.
TS EAMCET 10.05.2023 Shift-I
Ecosystem

260190 Match the following
| List - I | | List - II | |
| :--- | :--- | :--- | :--- |
| A. | Mutualism | I. | Both the species
lose |
| B. | Commensalism | II. | One species is
harmed, the other
is unaffected |
| C. | Amensalism | III. | One species is
benefitted the
other is neither
benefited nor
harmed |
| D. | Competition | IV. | Both species are
benefitted |
| | | V. | One is benefitted
and the other is
harmed |

1 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{V}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
2 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{III}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
3 $\mathrm{A}-\mathrm{III}, \mathrm{B}-\mathrm{IV}, \mathrm{C}-\mathrm{V}, \mathrm{D}-\mathrm{II}$
4 $\mathrm{A}-\mathrm{I}, \mathrm{B}-\mathrm{II}, \mathrm{C}-\mathrm{III}, \mathrm{D}-\mathrm{IV}$
Shift-I
Ecosystem

260209 Assertion (A) : Landscape is the unit of land containing different ecosystems surrounded by natural boundaries
Reason ( $R$ ) : Landscape is the level of organization which is higher than ecosystem

1 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is the correct explanation of $\mathrm{A}$
2 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is not the correct explanation of $\mathrm{A}$
3 $\mathrm{A}$ is correct but $\mathrm{R}$ is wrong
4 $\mathrm{A}$ is wrong but $\mathrm{R}$ is correct
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260211 In a comparative analogy between the aeroplane and ecosystem the Rivet Popper hypothesis used by Stanford ecologist Paul Ehrlich's identify the correct matching?
| Column I | | Column II | |
| :--- | :--- | :--- | :--- |
| i) | Rivet | A) | Ecosystem |
| ii) | Aeroplane | B) Species | |
| iii) | Popping of a rivet | C) | Key species |
| iv) | Rivets on the
wings | D)Proper functioning
of eco system | |
| v) | Flight safety | E)A species to
become extinct | |

1 (i - B), (ii-A),(iii-E),(iv-C),(v-D)
2 (i-B), (ii-A), (iii-C), (iv-E) (v-D)
3 (i-B), (ii-E), (iii-E), (iv-C), (v-A)
4 (i-B), (ii-D), (iii-C), (iv-E), (v-A)
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260212 Statement I : Amazon rain forest is called the lungs of our planet
Statement II : The number of species per unit area is called species richness

1 Both statements I and statement II are true
2 Both statements I and statement II are false
3 Statement I is true, but statement II is false
4 Statement I is false. But statement II is true
TS EAMCET-10.08.2021 Shift-I
NEET DIGITAL LIBRARY
Ecosystem

260186 Statement-I: Habitat is a place in which organism lives.
Statement-II: The functional role of an organism in an ecosystem is called niche. The correct option among the following is

1 Both statements I \& II are true
2 Both statements I \& II are false
3 Statement I is true but statement II is false
4 Statement I is false but statement II is true.
TS EAMCET 10.05.2023 Shift-I
Ecosystem

260190 Match the following
| List - I | | List - II | |
| :--- | :--- | :--- | :--- |
| A. | Mutualism | I. | Both the species
lose |
| B. | Commensalism | II. | One species is
harmed, the other
is unaffected |
| C. | Amensalism | III. | One species is
benefitted the
other is neither
benefited nor
harmed |
| D. | Competition | IV. | Both species are
benefitted |
| | | V. | One is benefitted
and the other is
harmed |

1 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{V}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
2 $\mathrm{A}-\mathrm{IV}, \mathrm{B}-\mathrm{III}, \mathrm{C}-\mathrm{II}, \mathrm{D}-\mathrm{I}$
3 $\mathrm{A}-\mathrm{III}, \mathrm{B}-\mathrm{IV}, \mathrm{C}-\mathrm{V}, \mathrm{D}-\mathrm{II}$
4 $\mathrm{A}-\mathrm{I}, \mathrm{B}-\mathrm{II}, \mathrm{C}-\mathrm{III}, \mathrm{D}-\mathrm{IV}$
Shift-I
Ecosystem

260209 Assertion (A) : Landscape is the unit of land containing different ecosystems surrounded by natural boundaries
Reason ( $R$ ) : Landscape is the level of organization which is higher than ecosystem

1 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is the correct explanation of $\mathrm{A}$
2 Both $\mathrm{A}$ and $\mathrm{R}$ are correct and $\mathrm{R}$ is not the correct explanation of $\mathrm{A}$
3 $\mathrm{A}$ is correct but $\mathrm{R}$ is wrong
4 $\mathrm{A}$ is wrong but $\mathrm{R}$ is correct
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260211 In a comparative analogy between the aeroplane and ecosystem the Rivet Popper hypothesis used by Stanford ecologist Paul Ehrlich's identify the correct matching?
| Column I | | Column II | |
| :--- | :--- | :--- | :--- |
| i) | Rivet | A) | Ecosystem |
| ii) | Aeroplane | B) Species | |
| iii) | Popping of a rivet | C) | Key species |
| iv) | Rivets on the
wings | D)Proper functioning
of eco system | |
| v) | Flight safety | E)A species to
become extinct | |

1 (i - B), (ii-A),(iii-E),(iv-C),(v-D)
2 (i-B), (ii-A), (iii-C), (iv-E) (v-D)
3 (i-B), (ii-E), (iii-E), (iv-C), (v-A)
4 (i-B), (ii-D), (iii-C), (iv-E), (v-A)
AP EAMCET-06.09.2021 Shift-I
Ecosystem

260212 Statement I : Amazon rain forest is called the lungs of our planet
Statement II : The number of species per unit area is called species richness

1 Both statements I and statement II are true
2 Both statements I and statement II are false
3 Statement I is true, but statement II is false
4 Statement I is false. But statement II is true
TS EAMCET-10.08.2021 Shift-I