Advertisements
Advertisements
प्रश्न
Define community.
Advertisements
उत्तर १
A community is an assemblage of populations of different species living in the same area and interacting with one another.
उत्तर २
A community is an association of a number of different interrelated populations belonging to different species in a common environment. A community is characterised by species diversity, coexistence and interdependence.
संबंधित प्रश्न
During .............. typs of interaction, both organisms are benefited
- mutualism
- competition
- commensalism
- parasitism
Give the role of VAM related to soil fertility.
Write what do phytophagous insects feed on.
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 a mango tree. How do you describe this interaction between the orchid and the mango tree?
Name the two intermediate hosts which the human liver fluke depends on to complete its life cycle so as to facilitate parasitization of its primary host.
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
Name the type of association:
Clownfish and sea anemone
What is the ecological process behind the biological control method of managing pest insects?
Distinguish between the following: Parasitism and Mutualism.
Explain different population interactions with examples.
Define population growth. Explain different types of age pyramids.
Mutualism can be represented as the interaction between ____________.
Brood parasitism is best explained by the example of ____________.
Identify the interspecific interaction which one species is benefited and other is neither banned nor benefited.
Select the CORRECT match:
| I | II | ||
| i. | Competition | a. | Lichen |
| ii. | Commensalism | b. | Sea anemone and clownfish |
| iii. | Mutualism | c. | Lions and Leopards |
Cattle egrets always foraging close to the grazing cattle is an example of ____________.
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 |
Identify the type of negative interaction.
Which one of the following is NOT an example of commensalism?
Substantiate by giving two reasons as to why a holistic understanding of the flora and fauna the cropland is required before introducing an appropriate biocontrol method.
With the decline in the population of fig species it was noticed that the population of wasp species also started to decline. What is the relationship between the two and what could be the possible reason for decline of wasps?
Which one of the following is one of the characteristics of a biological community?
In spite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
Lichens are association of ______.
Which of the following is a partial root parasite?
Define ectoparasite and endoparasite and give suitable examples.
What is brood parasitism? Explain with the help of an example.
Give one example for the following type.
Biological control agent
Discuss the various types of positive interactions between species.
Give one example for the following:
A parasitic angiosperm
The interaction between cattle egret and the buffalo is ______.
Interspecific interaction could be ______.
"Cattle and goats do not browse the Calotropis plant." Justify the statement giving reasons.
Write a note on parasitism.
What happens to an inferior competitor if a superior competitor is present in the same environment?
What happens to an inferior competitor if the superior competitor is removed from the environment?
