ഒരു ആവാസവ്യവസ്ഥയിലെ ഓർഗാനിക് തന്മാത്രകളുടെ രാസ ഊർജ്ജമായി പ്രകാശ ഊർജ്ജം പരിവർത്തനം ചെയ്യുന്ന നിരക്ക് ആണ് .....
Aനെറ്റ് പ്രാഥമിക ഉത്പാദനക്ഷമത
Bമൊത്ത പ്രാഥമിക ഉത്പാദനക്ഷമത
Cദ്വിതീയ ഉൽപ്പാദനക്ഷമത
Dമൊത്ത ദ്വിതീയ ഉൽപ്പാദനക്ഷമത.
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Related Questions:
Consider the role of Keystone species in an ecosystem. Which of the following statements is correct?
- Keystone species are always the most abundant species in an ecosystem.
- The destruction of keystone species can lead to the collapse of the entire ecosystem.
- Keystone species play a critically important role in not maintaining the structure and function of an ecosystem.
Consider the extreme temperature variations in deserts. Which of the following is a TRUE statement?
- Diurnal temperature ranges are minimal in sandy deserts.
- Clear skies and low humidity lead to low diurnal temperature ranges.
- Temperatures can exceed 50°C in some desert locations.
- Mean annual temperatures in hot deserts are typically below 20°C.
Identify the correct statements about exotic rivers.
- They originate in rainy areas beyond the desert's margins.
- The Nile in Egypt is an example of an exotic river.
- They are dry except during the rainy season.
- Their water source is typically within the desert itself.
Consider the following statements regarding the importance of biodiversity for human wellbeing.
- Biodiversity is essential to human wellbeing.
- Biodiversity delivers services that sustain our economies and societies.
- Biodiversity's benefits are primarily limited to undeveloped countries.
കണ്ടൽവനങ്ങളിൽ ഉയർന്ന അളവിൽ സംഭരിക്കപ്പെടുന്ന കാർബൺ അറിയപ്പെടുന്നത് എങ്ങനെ?