Match List-I with List-II:
List-I List-II
A. Predator I. Ophrys
B. Mutualism II. Pisaster
C. Parasitism III. Female wasp and fig
D. Sexual deceit IV. Plasmodium
Choose the correct answer from the options given below:
1. A-III,B-II,C-I,D-IV
2. A-IV,B-I,C-II,D-III
3. A-II,B-III,C-I,D-IV
4. A-II,B-III,C-IV,D-I
Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Commensalism, Protocooperation & Mutualism |
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Match List I with List II 
List I
(Interaction)
List II 
(Species A and B)
A. Mutualism I. +(A), O(B)
B. Commensalism II. –(A), O(B)
C. Amensalism III. +(A), –(B)
D. Parasitism  IV +(A), +(B)

Choose the correct answer from the options given below :
Options: A B C D
1. III I IV II
2. IV II I II
3. IV I II III
4. IV III I II
Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Commensalism, Protocooperation & Mutualism |
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Match List I with List II
List I (Interacting species) List II (Name of Interaction)
A. A Leopard and a Lion in a Forest/grassland I. Competition
B. A Cuckoo laying an egg in a Crow's nest II. Brood parasitism
C. Fungi and root of a higher plant mycorrhizae I. Mutualism
D. A cattle egret and a Cattle in a field IV. Commensalism
  
Choose the correct answer from the options given below:
Options: A B C D
1. II III I IV
2. I II III IV
3. I II IV III
4. III IV I II
Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
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For chemical defense against herbivores, Calotropis has
1. Cardiac glycosides 2. strychnine
3. toxic ricin 4. distasteful quinine
Subtopic:  Population Interactions: Predation |
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Which one of the following statements cannot be connected to Predation? 
1. It is necessitated by nature to maintain the ecological balance .
2. It helps in maintaining species diversity in a community. 
3. It might lead to the extinction of a species.
4. Both the interacting species are negatively impacted.
Subtopic:  Population Interactions: Predation |
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While explaining interspecific interaction of population, (+) sign is assigned for beneficial interaction, (–) sign is assigned for detrimental interaction and (0) for neutral interaction. Which of the following interactions can be assigned (+) for one species and (–) for another species involved in the interaction?
1. Competition
2. Predation
3. Amensalism
4. Commensalism

Subtopic:  Population Interactions: Predation |
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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 |
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