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  2. Consumer–resource interactions - Wikipedia

    en.wikipedia.org/wiki/Consumer–resource...

    Consumer–resource interactions are the core motif of ecological food chains or food webs, [1] and are an umbrella term for a variety of more specialized types of biological species interactions including prey-predator (see predation), host-parasite (see parasitism), plant-herbivore and victim-exploiter systems. These kinds of interactions ...

  3. Types of social groups - Wikipedia

    en.wikipedia.org/wiki/Types_of_Social_Groups

    The concept of the primary group was first introduced in 1909 by sociologist Charles Cooley, a member of the famed Chicago school of sociology, through a book titled Social Organization: A Study of the Larger Mind. Although Cooley had initially proposed the term to denote the first intimate group of an individual's childhood, the classification ...

  4. Consumer (food chain) - Wikipedia

    en.wikipedia.org/wiki/Consumer_(food_chain)

    There are certain primary consumers that are called specialists because they only eat one type of producers. An example is the koala, because it feeds only on eucalyptus leaves. Primary consumers that feed on many kinds of plants are called generalists. Secondary consumers are small/medium-sized carnivores that prey on herbivorous animals.

  5. Sociology - Wikipedia

    en.wikipedia.org/wiki/Sociology

    Sociology is the scientific study of human society that focuses on society, human social behavior, patterns of social relationships, social interaction, and aspects of culture associated with everyday life.

  6. Social selection - Wikipedia

    en.wikipedia.org/wiki/Social_selection

    This article relies excessively on references to primary sources. Please improve this article by adding secondary or tertiary sources . Find sources: "Social selection" – news · newspapers · books · scholar · JSTOR ( May 2022 ) ( Learn how and when to remove this message )

  7. Life chances - Wikipedia

    en.wikipedia.org/wiki/Life_chances

    He argued that life chances are opportunities and possibilities that make up one's lifestyle. Life chances are affected by a number of factors. Some of which include: income, social class, and occupational prestige. These factors all affect the availability of resources to an individual. For example, when one has low income, they have low life ...

  8. Trophic level - Wikipedia

    en.wikipedia.org/wiki/Trophic_level

    A food web starts at trophic level 1 with primary producers such as plants, can move to herbivores at level 2, carnivores at level 3 or higher, and typically finish with apex predators at level 4 or 5. The path along the chain can form either a one-way flow or a part of a wider food "web".

  9. Social system - Wikipedia

    en.wikipedia.org/wiki/Social_system

    In sociology, a social system is the patterned network of relationships constituting a coherent whole that exist between individuals, groups, and institutions. [1] It is the formal structure of role and status that can form in a small, stable group. [1]