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:
ദുരന്തങ്ങളെ അതിജീവിക്കാൻ നിർമ്മിക്കുന്ന ഷെൽറ്ററിന്റെ സവിശേഷതയിൽ പെടാത്തത് ?
Identify the incorrect statement(s) regarding ecological pyramids.
- Ecological pyramids are graphical representations of ecological parameters like number of individuals, amount of biomass, and amount of energy.
- The pyramid of energy can be both upright and inverted depending on the ecosystem.
- Pyramids of number and biomass can be upright and inverted both
- The pyramid of energy is always upright
Which statement is true regarding the beneficiaries of fodder from forests?
- Fodder from forests is solely consumed by wild animals residing deep within the forest.
- Forests provide fodder not only for wild animals but also for domestic animals in forest fringes.
- The primary users of forest fodder are migratory birds.
Which of the following statements accurately describe desert ecosystems?
- Deserts are biomes where evaporation significantly exceeds precipitation.
- A desert environment typically receives more than 500 mm of annual precipitation.
- Deserts are exclusively characterized by sandy landscapes with dunes.
- Deserts can be classified based on temperature and precipitation patterns into categories like hot, semi-arid, coastal, and cold.
What are the key factors contributing to pronounced thermal stratification in lakes during summer?
- Increased solar intensity during summer heats the surface layer significantly, while lower layers remain cooler.
- The rapid mixing of water layers by strong winds prevents the formation of distinct temperature gradients.
- The thermally stratified layers offer resistance to mixing by wind, helping to maintain the temperature differences.
- A decrease in solar radiation during summer leads to the formation of thermal gradients.