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प्रश्न
Predation and parasitism are which type of interactions?
पर्याय
(+,+)
(+, O)
(−, −)
(+, −)
उत्तर
(+, −)
संबंधित प्रश्न
During .............. typs of interaction, both organisms are benefited
- mutualism
- competition
- commensalism
- parasitism
Describe the mutual relationship between fig tree and wasp and comment on the phenomenon that operates in their relationship.
An orchid plant is growing on the branch of mango tree. How do you describe this interaction between the orchid and the mango tree?
Competition and Mutualism.
Name the type of association:
Clownfish and sea anemone
Distinguish between the following: Parasitism and Mutualism.
The number of deaths under ideal conditions is known as ______.
Define Niche.
Competition between species leads to ________.
Statement I: If one or two species are lost, it may not affect proper functioning of ecosystem.
Statement II: Loss of key species causes serious threat to functioning of ecosystem. Choose the correct alternative with reference to the above statements
Identify the interspecific interaction which one species is benefited and other is neither banned nor benefited.
Which one of the following is NOT an example of mutualism?
What is brood parasitism? Explain with the help of an example.
Give one example for the following type.
Biological control agent
Match the Column I with Column II.
| Column I | Column II |
| A. Lichen | (i) Commensalism |
| B. Shark and Pilot fish | (ii) Mutualism |
| C. Barnacles on the back of a whale | (iii) Symbiotic obligatory relationship |
| D. Sharks and dolphins | (iv) Competition |
Interaction between clown fish living among the stinging tentacles of sea anemone is an example of ______.
"Some species of insects and frogs have evolved with various specific features that help them from being detected."
- Justify the statement giving reasons.
- Mention any two such features.
Observe the graph given below.
|
The graph represents inter-specific interaction between two species of Paramecia competing for the same resource in a culture medium. Paramecium caudatum and Paramecium aurelia were grown in separate cultures as well as in mixed cultures. It was found that each species grew in numbers according to the logistic equation.
|
a) Which species is competitively superior? Support it with the data provided in the graph.
b) State the underlying principle for the above result and name the scientist associated with this principle.
c) Explain the mechanism in which two or more species competing with each other can co-exist.
OR
Graphs A and B shown below depict interaction of two species. Which graph indicates Mutualism? Give reason.
 |
 |
| A | B |
Select the statement which best describes parasitism.
What happens to an inferior competitor if a superior competitor is present in the same environment?
