The observable physical and psychological characteristics of an individual is termed as _____.

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REET Level 2 Social Science - 23rd July 2022 (S2) (Hindi-English-Sanskrit)
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  1. Prototype
  2. Karyotype
  3. Phenotype
  4. Genotype

Answer (Detailed Solution Below)

Option 3 : Phenotype
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Phenotype: It is the expression of the genes inherited by an individual. 

Key Points

  • The observable physical and psychological characteristics of an individual are termed  Phenotype.

    • It specifies the appearance of an individual in a given environment with respect to a certain inherited trait.
  • Prototype: It is a basic structure or model of a product prepared to present a preexisting idea about the upcoming projects.
  • Karyotype: It is a test to check the shape, size, and number of chromosome structures.
  • Genotype: The genetic constitution of an organism, most often expressed in symbols, is its genotype. The genetic constitution of an individual is referred to as its genotype.

 Hence, the phenotype is the term used for observable physical and psychological characteristics of an individual.

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