Home
Class 12
BIOLOGY
Primary productivity is measured in term...

Primary productivity is measured in terms of

A

`(Kcal m^(-2))yr^(-1)`

B

`("Kcal" xx "yr")/(m^2)`

C

`yr //gm^2`

D

`("Kcal")/(m^2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ECOSYSTEM

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section A)|35 Videos

  • ECOSYSTEM

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section B)|35 Videos

  • ECOSYSTEM

    AAKASH INSTITUTE ENGLISH|Exercise Try Yourself|38 Videos

  • DIGESTION AND ABSORPTION

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION-D Assertion - Reason Type Questions )|10 Videos

  • ENVIRONMENTAL ISSUES

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION D|15 Videos

Similar Questions

Explore conceptually related problems

Water potential is measured in terms of

Primary productivity depends upon

In some cases, population density is measured in terms of biomass rather than in terms of number because

What is primary productivity? Give the range of primary productivity in different ecosystems of the world.

Read the given statements and select the correct option. Statement 1: Net primary productivity is less than the gross primary productivity. Statement 2 : Net primary productivity is equal to the gross primary productivity minus the respiration losses.

Read the following statements and select the correct option: (a) Net primary productivity is less than the gross primary productivity (b) Net primary productivity is equal to the gross primary productivity minus the respiration losses

Select the correct combination of statements regarding the characteristics of productivity : I. The rate of biomass production is called productivity and is expressed in terms of kcal m^(-2) II. Gross primary productivity is rate of production of biomass during photosynthesis IIl. Gross primary productivity minus respiration loss is called net primary productivity IV. Primary productivity depends only on the plant species inhabiting a particular area. The correct statements are

Gross primary productivity is the

Gross primary productivity is-

Highest rate of primary productivity is found in

AAKASH INSTITUTE ENGLISH-ECOSYSTEM-Exercise
  1. Which of the following ecosystem lacks one or more structural compoent...

    Text Solution

    |

  2. Artificial ecosystems are characterised by

    Text Solution

    |

  3. Boundaries between one ecosystem and another are indistinct and overla...

    Text Solution

    |

  4. Primary productivity is measured in terms of

    Text Solution

    |

  5. Which of the following ecosystem is least productive ?

    Text Solution

    |

  6. Assertion: Amount of organic matter synthesized by producers per unit ...

    Text Solution

    |

  7. Mark the incorrect match .

    Text Solution

    |

  8. Which of the following statement about decompostion is incorrect ?

    Text Solution

    |

  9. Mark the odd one w.r.t. humus

    Text Solution

    |

  10. Name the factors affecting the rate of decomposition.

    Text Solution

    |

  11. What perentage of incident solar radiatoin is captured in photosynthes...

    Text Solution

    |

  12. Mark the odd one (w.r.t.second trophic level)

    Text Solution

    |

  13. Which of the following statement about GFC is incorrect ?

    Text Solution

    |

  14. The amount of living material and nutrients present in different troph...

    Text Solution

    |

  15. For tree and grassland ecosystems, pyramid of biomass is

    Text Solution

    |

  16. Succession stage that occurs on a bare rock is called

    Text Solution

    |

  17. During the process of ecological succession the changes that take plac...

    Text Solution

    |

  18. What amount of carbon is fixed in the biosphere through photosynthesis...

    Text Solution

    |

  19. In plant metabolism, phosphorus plays a major role to

    Text Solution

    |

  20. According to Robert Constanza average price tag for ecosystem services...

    Text Solution

    |