
How do we classify plants that can move water and minerals through their bodies using specialized tissues?
Vascular Plants

How do we classify plants that can move water and minerals through their bodies using specialized tissues?
Vascular Plants

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Bernie Sanders Proposes a “Ban Artificial Super-intelligence Act”
A caste is a fixed social group into which an individual is born within a particular system of social stratification: a caste system. Within such a system, individuals are expected to marry exclusively within the same caste (endogamy), follow lifestyles often linked to a particular occupation, hold a ritual status observed within a hierarchy, and interact with others based on cultural notions of exclusion, with certain castes considered as either more pure or more polluted than others. The term “caste” is also applied to morphological groupings in eusocial insects such as ants, bees, and termites.
The origin of the caste system can be traced back to ancient South Asia, evolving little by little over an extended period. There has been no fixed date or source from which it emerged.
Vedic scriptures dating back to the Vedic period, especially Rigveda (around 1500–1000 BCE) provide the first evidence that social divisions existed in India. The Purusha Sukta, one of the later hymns, also lists the following varnas:
Brahmins – Priests and Scholars
Kshatriyas – Rulers and Soldiers
Vaishyas – Peasants, Traders, and Herders
Shudras – Servants and Workers
Initially, the term varna referred to the concepts of classification, but not the thousands of hereditary caste groups that developed later. As history unfolded, especially in the first millennium BCE and after, caste distinctions became increasingly associated with birth, occupation, marriage, ceremonial rank, and beliefs about purity and pollution. For example, the Dharmashastras, such as Manusmriti attempted to classify and legitimize these hierarchies.
The caste system that existed later in Indian history can be better understood through the concept of jati, which refers to multiple local, hereditary communities that often practiced endogamous marriage. Although varna and jati are connected, they are not identical.
According to historians, the caste can be seen as the outcome of a long chain of events that had happened earlier, shaped by religion, political power, economic specialization, kinship, and local traditions. The British colonial administration later systematized the list of castes in India, which might have helped to some extent in standardizing the caste system in some contexts, although caste existed long before British colonialism.You can tell the story of caste origins according to the Rigveda, B. R. Ambedkar, and modern historians.
Caste origin theories
Theories of origin of caste:
Many sociologists and historians have developed theories about how the caste system came into existence in India. No single theory accounts for caste origin and it is recognized as resulting from different historical and social processes.
Main idea:
Occupation → hereditary specialization → social group → caste
Readings:
Jajmani System in India: An Overview
Social Exclusion:The Term and Spatiality
Magnets of Social Exclusion