കണ്ടൽവനങ്ങളിൽ ഉയർന്ന അളവിൽ സംഭരിക്കപ്പെടുന്ന കാർബൺ അറിയപ്പെടുന്നത് എങ്ങനെ?
Aഹരിത കാർബൺ
Bനീല കാർബൺ
Cതവിട്ടു കാർബൺ
Dകറുത്ത കാർബൺ
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Related Questions:
Which of the following statements accurately describes how nutrients enter ecosystems?
- Chemical weathering of rocks contributes to nutrients entry
- Biological fixation of atmospheric oxygen is a primary way nutrients enter ecosystems.
- Deposition of nutrients from the atmosphere through rain or wind-blown particles facilitates nutrient entry.
- Fertilization is a significant nutrient input, especially in unmanaged ecosystems.
Which of the following statements accurately describes the upper or mountain course of a river?
- The water flows slowly through a wide valley with stable banks.
- The river has significant erosive power, capable of moving large stones.
- Angular stones are smoothed into rounded pebbles by friction.
- The river primarily deposits silt and mud in this stage.
What is the term used to refer to the amount of living material in an ecosystem at any given time?
What are the key characteristics of the lower course of a river?
- The river meanders slowly across plains with high velocity.
- The river loses much of its velocity and its ability to carry heavy sediment.
- Deposition of sand and silt occurs, forming features like sandbanks.
- The river builds up large flat plains by spreading alluvium.
Which statements correctly characterize Plankton?
- Plankton possess strong swimming abilities to counteract water currents.
- This group includes both microscopic plants (phytoplankton) and animals (zooplankton).
- Their distribution is primarily determined by the water currents due to limited locomotive power.
- Plankton are only found in calm freshwater ecosystems.