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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.
संबंधित प्रश्न
Explain mutualism with the help of any two examples.
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.
What is the ecological principle behind the biological control method of managing with pest insects?
Mention any two examples where the organisms involved are commercially exploited in agriculture.
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
Define the following term:
Camouflage
Distinguish between the following: Parasitism and Mutualism.
Define population.
Define community.
Community is defined as ______.
Define mutualism.
Define population growth. Explain different types of age pyramids.
The interaction in nature, where one gets to benefit on the expense of other is _________.
Define the following term:
Parasitism
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.
Type of interspecific interaction wherein one organism is benefited and other is harmed is called ____________.
Parasitism can be conectly represented as ____________.
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.
Mycorrhizae are the example of ______.
Which type of interaction is represented by the given figure?
What is mycorrhiza?
Give one example for the following type.
Biological control agent
Give one example for the following type.
Phytophagous animal
Fill in the blanks
| Species A | Species B | Type of Interaction | Example |
| + | - | ______ | ______ |
| + | + | ______ | ______ |
| + | 0 | Commensalism | ______ |
Give one example for the following:
A parasitic angiosperm
Write the observations made at the end of Connell's field, experiment on barnacles on the rocky sea coasts of Scotland.
The value of 'Z' (regression coefficient) lies in the range of ______ regardless of the taxonomic group or the region.
Interaction between clown fish living among the stinging tentacles of sea anemone is an example of ______.
Give one example of commensalism.
Give one example of parasitism.
Give one example of camouflage.
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.
Statement I - Calotropis growing in abandoned fields is never consumed by cattle and goats.
Statement II - Calotropis produces highly poisonous cardiac glycosides.
In light of above statements, select the most appropriate answer from the option given below.
