What is Life Span _ It’s Meaning and Definition The period from birth to the natural death.

What is Life Span _ It’s Meaning and Definition The period from birth to the natural death.

Life Span: Meaning & Definition

Life Span refers to the total duration of time an organism lives, from birth to natural death. It represents the maximum age an individual of a species can reach under normal conditions.

 Definition:

Life span is the period between the birth and natural death of an organism.

 Key Points:

 Life span varies for different species.
Humans: Average life span is 70-80 years.
Animals & Plants: Some have short life spans (e.g., mosquito: 1-2 weeks), while others live for centuries (e.g., tortoise: 150+ years, Bristlecone pine tree: 5000 years).
 Influenced by genetics, environment, lifestyle, and medical care.

 Want to know about the life span of specific species? Let me know!

Life Span: Meaning and Definition

📘 Definition:
The life span is the period from birth to natural death of an organism.


🧬 In Detail:

  • It refers to the maximum duration an individual of a species is expected to live under natural conditions.
  • It varies greatly between species.
    Example:

    • Mayfly: 1 day
    • Human: ~100 years
    • Tortoise: 150+ years

📝 Key Points:

  • Life span ≠ Life expectancy
    • Life span = The maximum possible age
    • Life expectancy = The average age individuals in a population typically reach
  • Determined by genetics, environment, and lifestyle

💡 Simple Definition:

“Life span is the total length of time an organism lives, from birth to its natural death.”

Let me know if you need a diagram, examples for different organisms, or this in Hindi/other formats.

What is Life Span _ It’s Meaning and Definition The period from birth to the natural death.

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