Advertisements
Advertisements
Question
Tabulate and analysis of two species population interaction.
Advertisements
Solution
MUTUALISM (+, +): It is the type of interaction where both species benefit from the interaction. Mutualism may be facultative when the species involved are capable of existence independent of one another, or obligate, when the relationship is imperative of the existence of one or both species.
Examples: i. Certain bacteria in the caeca and intestine of herbivores aid in the digestion of cellulose. ii. The cross pollination of flowers by insects and birds seeking nectar and pollen which is of great importance in agriculture.
COMMENSALISM (+, 0): The concept of commensalism has been broadened in recent years, to apply to coactions other than those centering on food such as cover, support, production, and locomotion.
Examples: i. Barnacles attached to Whales travel thousands of miles collecting and filtering food from the moving water.The whales are not affected by the barnacles. ii. Egrets usually are present near cattle. they catch insects which are disturbed by the cattle.
RELATED QUESTIONS
How is mutualism different from commensalism?
How absolute Natality differs from Realized Natality
Identify the morphological means of defence to avoid herbivores shown by plants.
Which population interaction can be represented by'+''-'?
______ interaction is the biological interaction between organisms of same population.
Which one of the following is an example of predation?
While living in and on the host species, the animal parasite has evolved certain adaptations. Describe these adaptations with examples.
Match the Column I with Column II.
| Column I | Column II |
| A. Lichen | (i) Commensalism |
| B. Shark and Pilot fish | (ii) Mutualism |
| C. Barnacles on the back of a whale | (iii) Symbiotic obligatory relationship |
| D. Sharks and dolphins | (iv) Competition |
A Tight one-to-one relationship between many species of fig tree and certain wasps is an example of ______.
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.
