Home
Class 11
BIOLOGY
The number of trophic levels in an ecosy...

The number of trophic levels in an ecosystem are limited. Comment. 

Text Solution

Verified by Experts

According to 10 per cent law, only about 10% biological useful energy is available to next trophic level from the previous level in a food chain. Hence, energy goes on decreasing at successive trophic levels.
Promotional Banner

Topper's Solved these Questions

  • ECOSYSTEM

    PRADEEP|Exercise Long answer question|41 Videos

  • ECOSYSTEM

    PRADEEP|Exercise Analytical questions with answers|20 Videos

  • ECOSYSTEM

    PRADEEP|Exercise Very short answer|58 Videos

  • DIGESTION AND ABSORPTION

    PRADEEP|Exercise CURIOSITY QUESTIONS|6 Videos

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    PRADEEP|Exercise Curiosity Questions|7 Videos

Similar Questions

Explore conceptually related problems

Trophic levels in ecosystem is formed by

Trophic levels in ecosystem is formed by:

Second trophic level in a lake is

The first trophic level in an ecosystem consists of:

What is trophic level ?

The second trophic level in the lake is

All these statements about trophic levels and ecosystems are false except

The trophic level of lion in a forest ecosystem is:

Which of the following limits the number of trophic levels in a food chain ?

PRADEEP-ECOSYSTEM-short answer question
  1. Match the items given in column I with appropriate items (one or more)...

    Text Solution

    |

  2. Name the type of food chains responsible for the flow of larger fracti...

    Text Solution

    |

  3. The number of trophic levels in an ecosystem are limited. Comment.

    Text Solution

    |

  4. What is net primary productivity ?

    Text Solution

    |

  5. Distinguish between upright and inverted pyramid.

    Text Solution

    |

  6. Why the pyramid of energy is always upright ? Explain.

    Text Solution

    |

  7. Differentiate between two different types of pyramids of biomass with ...

    Text Solution

    |

  8. Construct an age pyramid which reflects a stable growth status of huma...

    Text Solution

    |

  9. How are productivity, gross productivity, net primary productivity and...

    Text Solution

    |

  10. Define an ecosystem. Give a few instances of an ecosystem.

    Text Solution

    |

  11. All the solar energy trapped by green plants ultimately returns to the...

    Text Solution

    |

  12. Explain the term pyramid of biomass.

    Text Solution

    |

  13. Explain the 10% law.

    Text Solution

    |

  14. Why is the concept of a food web more real ecologically than the conce...

    Text Solution

    |

  15. What are the basic differences between community, ecosystem and biome ...

    Text Solution

    |

  16. Explain the term 'stratification' in relation to a tropical rain fores...

    Text Solution

    |

  17. Explain the concept of pyramids of numbers.

    Text Solution

    |

  18. Give an account of ecological succession.

    Text Solution

    |

  19. Describe the various kinds of food chains in a food web.

    Text Solution

    |

  20. What are biogeochemical cycles ? Mention their two kinds, giving insta...

    Text Solution

    |