English

What is commensalism? - Biology

Advertisements
Advertisements

Questions

What is commensalism?

What is ‘commensalism’?

Short Answer
Advertisements

Solution

Commensalism is the interaction in which one species benefits and the other is neither harmed nor benefited.

shaalaa.com
  Is there an error in this question or solution?
Chapter 13: Organisms and Populations - VERY SHORT ANSWER [Page 91]

APPEARS IN

NCERT Exemplar Biology [English] Class 12
Chapter 13 Organisms and Populations
VERY SHORT ANSWER | Q 6. | Page 91

RELATED QUESTIONS

Explain mutualism with the help of any two examples.


Define the Stenothermal organisms.


With the help of a suitable diagram, describe the logistic population growth curve.


Define Community.


Community is defined as ______.


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

Define the following term:

Parasitism


Identify the interspecific interaction in which species A is harmed and species B is unaffected.


Which principle/theory states that 'Two closely related species competing for the same resources cannot co-exist indefinitely and the competitively inferior will be eliminated eventually.'?


Identify the interspecific interaction depicted in the following figure.


The interspecific interaction between Cuckoo and Crow is ______


Parasitism can be conectly represented as ____________.


Lichens showing relationship between alga and fungus is an example of ____________ type of interaction.


Which one of the following is NOT an example of commensalism?


A protozoan living in the digestive tract of a flea that lives on a dog is an example of ______


Which of the following is a partial root parasite?


Lianas are vascular plants rooted in the ground and maintain erectness of their stem by making use of other trees for support. They do not maintain direct relation with those trees. Discuss the type of association the lianas have with the trees.


Give one example for the following type.

Camouflaged animal


Give one example for the following type.

Predator animal


Give one example for the following type.

Chemical defense agent


Fill in the blanks

Species A Species B Type of Interaction Example
+ - ______ ______
+ + ______ ______
+ 0 Commensalism ______

Give one example for the following:

An organism which can conform


Write the observations made at the end of Connell's field, experiment on barnacles on the rocky sea coasts of Scotland.


Name any two categories of organisms that in general are adversely affected by competition.


The interaction between cattle egret and the buffalo is ______.


Interspecific interaction could be ______.


Write a note on parasitism.


Describe mutualism. 


What happens to an inferior competitor if the superior competitor is removed from the environment?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×