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प्रश्न
Give one example of mutualism.
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उत्तर
Example 1: Humans require oxygen for life, and plants use carbon dioxide for photosynthesis. Here, both humans and plants benefit mutually. Humans use the oxygen given by the plants. In return, plants use carbon dioxide, which Humans exhale.
Example 2: Lichen is a mutualistic relationship between a fungus and algae. Algae provide food to fungi obtained from photosynthesis. The fungus provides anchoring and protection to the algae.
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संबंधित प्रश्न
Define the following term:
Interspecific competition
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
Define mutualism.
Explain any three important characteristics of population.
The relationship between sucker fish and shark is _________.
Differentiate between predator and prey.
Mutualism can be represented as the interaction between ____________.
Identify the interspecific interaction which one species is benefited and other is neither banned nor benefited.
______ interaction is the biological interaction between organisms of same population.
Rafflesia an arnoldii is an example of ______.
What is commensalism?
Give one example for the following type.
Predator animal
Observe the set of 4 figures A, B, C and D and, answer the following questions
- Which one of the figures shows mutualism?
- What kind of association is shown in D?
- Name the organisms and the association in C.
- What role is the insect performing in B?
 Fig. (A) |
 Fig. (B) |
 Fig. (C) |
 Fig. (D) |
The interaction between cattle egret and the buffalo is ______.
"Abingdon tortoise in Galapagos islands became extinct within a decade on introduction of goats in the island." Explain giving reason.
Observe the graph given below.
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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.
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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.
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| A | B |
Select the statement which best describes parasitism.
Give one example of commensalism.
Given below are two statements.
Statement I - The amount of energy available in an ecosystem increases at each successive trophic level.
Statement II - Transfer of energy from one trophic level to the other follows 10% law.
In light of the above statements, select the correct option given below.
