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Amensalism is an association between two species where ______.
Concept: undefined >> undefined
Lichens are association of ______.
Concept: undefined >> undefined
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Which of the following is a partial root parasite?
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Define stenohaline species.
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What is the interaction between two species called?
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What is commensalism?
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What is mycorrhiza?
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What is homeostasis?
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What are the organisms that feed on plant sap and other plant parts called?
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Define ectoparasite and endoparasite and give suitable examples.
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What is brood parasitism? Explain with the help of an example.
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In a pond, we see plants which are free-floating; rooted–submerged; rooted emergent; rooted with floating leaves; Write the type of plant against the following examples.
| Plant Name | Type | |
| a. | Hydrilla | ______ |
| b. | Typha | ______ |
| c. | Nymphaea | ______ |
| d. | Lemna | ______ |
| e. | Vallisneria | ______ |
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In an association of two animal species, one is a termite which feeds on wood and the other is a protozoan Trichonympha present in the gut of the termite. What type of association they establish?
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Lianas are vascular plants rooted in the ground and maintain erectness of their stem by making use of other trees for support. They do not maintain direct relation with those trees. Discuss the type of association the lianas have with the trees.
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Give one example for the following type.
Camouflaged animal
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Give one example for the following type.
Predator animal
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Give one example for the following type.
Biological control agent
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Give one example for the following type.
Phytophagous animal
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Give one example for the following type.
Chemical defense agent
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Fill in the blanks
| Species A | Species B | Type of Interaction | Example |
| + | - | ______ | ______ |
| + | + | ______ | ______ |
| + | 0 | Commensalism | ______ |
Concept: undefined >> undefined
