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प्रश्न
Define mutualism.
Define the following term:
Mutualism
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उत्तर १
The type of interaction in which both species are benefitted is called mutualism.
उत्तर २
Mutualism refers to an interaction between two different species in which both benefit.
संबंधित प्रश्न
Which day is observed as ‘World Environment Day’?
Write what do phytophagous insects feed on.
Why do clown fish and sea anemone pair up? What is this relationship called?
Name important defence mechanisms in plants against herbivory.
Competition and Mutualism.
Name and explain the interaction that is seen between clownfish and sea anemones.
Association between sea anemone and Hermit crab in gastropod shell is that of.
Name important defense mechanisms in plants against herbivores.
Define population.
With the help of a suitable diagram, describe the logistic population growth curve.
The cattle egret and grazing cattle in close association is a classic example of ______.
Define Niche.
What is commensalism? Explain it with a suitable example.
Predation and parasitism are which type of interactions?
Match the following and choose the correct combination from the options given below.
| Column I | Column II |
| Mutualism | Lion and deer |
| Commensalism | Round worm and man |
| Parasitism | Birds compete with squirrels for nuts |
| Competition | Sea anemone on hermit crab |
| Predation | Barnacles attached to Whales |
Using '-' to depict inhibition and '+' to depict benefit, mutualism between two species can be represented as ____________.
______ is the adaptation of an organism i which it matches its colour with its surroundings to get protected from predators.
Identify the correct pair that exhibits commensalism.
The correct description for the interspecific interaction shown in the given figure is ______
In the given picture, identify the type of interspecific interaction.
Parasitism can be conectly represented as ____________.
______ interaction is the biological interaction between organisms of same population.
Match the Columns.
| Column A | Column B | ||
| i. | Lice on humans | a. | Endoparasites |
| ii. | Ectoparasites on marine fishes | b. | Grows on hedge plants |
| iii. | Cuscuta | c. | Ectoparasites |
| iv. | Plasmodium and humans | d. | Copepods |
Amensalism can be represented as ______
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
Which of the following is a partial root parasite?
What is the interaction between two species called?
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 | ______ |
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?
Give one example for the following type.
Predator animal
Pick out the appropriate association representing brood parasitism.
Sea Anemone gets attached to the surface of the hermit crab. The kind of population interaction exhibited in this case is ______.
Many copepods live on the body surface of marine fish. This relationship is an example of ______.
What happens to an inferior competitor if the superior competitor is removed from the environment?
Give one example of commensalism.
Give one example of parasitism.
Which one of the following statement INCORRECT regarding competition?
Association between clown fish and sea anemone is ______.
Statement I: Gause’s competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.
Statement II: According to Gause’s principle, during competition, the inferior will be eliminated. This may be true if resources are limiting.
In the light of the above statements, choose the correct answer from the options given below:
