Match column I with column II and select the correct option from the codes given below.

Column I Column II
A. Commensalism (i) One inhibited other unaffected
B. Parasitism (ii) One benefited other unaffected
C. Mutualism  (iii) Both are benefitted
D. Amensalism (iv) One benefitted other harmed
 
A B C D
1. (iv) (ii) (iii) (i)
2. (iii) (iv) (ii) (i)
3. (ii) (iv) (iii) (i)
4. (ii) (iv) (i) (iii)

Subtopic:  Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
 86%
From NCERT
AIIMS - 2016
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Which one of the following is a matching pair of certain organism(s) and the kind of

association?

1. Shark and sucker fish - predation

2. Algae and fungi in lichens - mutualism

3. Orchids growing on trees - parasitism

4. Cuscuta (dodder) growing in other flowering plants - epiphytism 

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 88%
From NCERT
AIIMS - 2003
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Competition occurs when closely related species compete for the same resources that are limiting.

In this statement two concepts are emphasized, one is closely related species and the other the resources are limiting.

1. first concept is entirely wrong while the second concept is entirely correct.

2. First concept is right while the second is partially correct

3. Both are not entirely correct

4. Both are entirely correct.

Subtopic:  Population Interactions: Competition |
 56%
From NCERT
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Match the following and choose the correct combination from the options given below:

 

Column I (Interaction)

 

Column II (Examples)

I.

Mutualism

i)

Trichoderma and Penicillium

II.

Commensalism

ii)

Balanophora, Orobanche

III.

Parasitism

iii)

Orchids and Ferns

IV.

Predation

iv)

Lichen and Mycorrhiza

V.

Amensalism

v)

Nepenthes and Diaonaea

 

I

II

III

IV

V

1.

i

ii

iii

iv

v

2.

ii

iii

iv

v

i

3.

iii

iv

v

i

ii

4.

iv

iii

ii

v

i

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 93%
From NCERT
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Match the following and choose the correct combination from the options given below.

Column I

Column II

A.

Mutalism

1.

Lion and deer

B.

Commensalism

2.

Round worm and man

C.

Parasitism

3.

Birds compete with squirrels for nuts

D.

Competition

4.

Sea anemone on hermit crab

E.

Predation

5.

Barnacles attached to Whales.

Dispersal
1. A- 4, B-5, C-2, D –3,  E-1
2. A- 3, B-1, C-4, D – 2, E-5
3. A- 2, B-3, C-1, D – 5, E-4
4. A- 5, B-4, C-2, D – 3, E-1

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 76%
From NCERT
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Match the following and select the correct option
Column I                          Column II
(I) Earthworm                  (i) pioneer species
(II) Succession                 (ii) Detritivore
(III) Ecosystem service     (iii) Natality
(IV) Population growth      (iv) Pollination

I

II

III

IV

1.

i

ii

iii

iv

2.

iv

i

iii

ii

3.

iii

ii

iv

i

4.

ii

i

iv

iii

Subtopic:  Ecological Efficiencies |
 94%
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Match the items in Column-I with those in Column-II:

Column I Column II
a. Herbivores-Plants  (i) Commensalism
b. Mycorrhiza-Plants (ii) Mutualism
c. Sheep-Cattle  (iii) Predation
d. Orchid-Tree (iv) Competition


Select the correct option from the following:

Options: (a) (b) (c) (d)
1. (iv) (ii) (i) (iii)
2. (iii) (ii) (iv) (i)
3. (ii) (i) (iii) (iv)
4. (i) (iii) (iv) (ii)

Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Commensalism, Protocooperation & Mutualism |
 83%
From NCERT
NEET - 2020
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Choose the correct match

Bladderwert, sundew, venus flytrap:

1. Nepanthese, Dionea, Drosera

2. Nepanthese, Utricularia, Vanda

3. Utricularia, Drosera, Dionea

4. Dionea, Trapa, Vanda

Subtopic:  Population Interactions: Predation |
AIPMT - 2002
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Read the following statements:
(i) Success of mammals on earth is mainly due to their ability to maintain a constant body temperature
(ii) Migration is restricted to animals only. In plants, even the propagules (spores and seeds) cannot migrate
(iii) Diapause is a stage of suspended development in many zooplanktons
(iv) Most of the animals can maintain internal homeostasis
(v) In conformers, the body temperature changes with the ambient temperature but the osmotic concentration of the body fluids does not change with that of ambient water osmotic concentration
Which of the above statements are correct?
1. (ii), (iv) and (v)
2. (i) and (iii)
3. (i), (ii) and (iii)
4. (ii) and (iii)
Subtopic:  Population Characters: Age Structure & Migration |
 63%
From NCERT
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Assertion (A): Among red, green and brown algae, the red algae are found in the deepest ocean.
Reason (R): Red algae possess phycobilins, which can absorb the blue and green light that penetrates the deepest water.

1. Both (A) and (R) are true and (R) is the correct explanation of (A)
2. Both (A) and (R)are true but (R) is not the correct explanation of (A)
3. (A)is true but (R) is false
4. Both (A) and (R) are false
Subtopic:  Introduction to Ecology |
 63%
From NCERT
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