Chapter 2, Problem 6A

Summary Introduction

Introduction :

The interactions between organisms living together in a ecosystem is termed as biological interaction. The biological interactions may involve organisms of either same species or of different species.

Answer to Problem 6A

Correct answer :

The correct answer is option (C) Mutualism.

Explanation of Solution

Explanation/justification for the correct answer :

Option (C) Mutualism. When the interactions between individuals of different species results in beneficial effects for both the species is termed as mutualism. Insects gathering pollen for nectar and food helps in pollination which aids the plant’s reproduction. Plants and insects, acting as pollinators forms a relationship in which each benefits from the other. So, the correct answer is option (C).

Explanation for incorrect answer :

Option (A) Predation. The biological interaction where one organism, the predator, feeds on other organism by killing and eating, is termed as predation. Predator attacks, kills and consumes the prey. So, this is an incorrect answer.

Option (B) Commensalism. When individuals of two species involved in a biological relationship, where one obtains food and other benefits, without either benefiting or harming the latter, is termed as commensalism .So, this is an incorrect answer.

Option (D) Parasitism. It is the relationship between two species in which one benefits at the cost of the other, sometimes without killing the host organism. So, this is an incorrect answer.