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प्रश्न
The relationship between sucker fish and shark is _________.
विकल्प
Competition
Commensalism
Predation
Parasitism
उत्तर
The relationship between sucker fish and shark is Commensalism.
संबंधित प्रश्न
During .............. typs of interaction, both organisms are benefited
- mutualism
- competition
- commensalism
- parasitism
What is mutualism?
State Gause’s Competitive Exclusion Principle.
What is the ecological principle behind the biological control method of managing with pest insects?
Define the following term:
Interspecific competition
Select the statement which explains the best parasitism.
Name the type of association: Hummingbirds and host flowering plants
Define Population.
Enlist and explain the important characteristics of a population.
Explain any three important characteristics of population.
Explain different population interactions with examples.
What is Commensalism? Explain it with suitable example.
Which of the following is NOT an example of mutualism?
Lichens showing relationship between alga and fungus is an example of ____________ type of interaction.
A protozoan living in the digestive tract of a flea that lives on a dog is an example of ______
Give one example for the following type.
Chemical defense agent
A Tight one-to-one relationship between many species of fig tree and certain wasps is an example of ______.
"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.
 |
 |
| A | B |
The diagram given below shows the life cycle of a malarial parasite. Study it carefully and answer the questions that follows:
- Name the hosts in which the asexual phase and sexual phase of the life cycle takes place.
- Identify the infective stage labelled ‘D’.
- Name the structure labelled ‘A’ and ‘E’.
- Give any one symptom of malaria.
