ഒരു കുളത്തിന്റെ ആവാസവ്യവസ്ഥയിൽ, ഭക്ഷണ ശൃംഖല എന്തിൽനിന്നും ആരംഭിക്കുന്നു ?
Aസൂപ്ലാങ്ക്ടണുകൾ.
Bചെറിയ പ്രാണികൾ
Cഫൈറ്റോപ്ലാങ്ക്ടണുകൾ
Dചെറിയ മത്സ്യങ്ങൾ
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Related Questions:
The term 'Ecology' is derived from which two Greek words?
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.
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
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.
Which of the following statements accurately defines an ecosystem?
- An ecosystem is formed solely by the interaction of living components.
- An ecosystem consists of interacting biotic (living) and abiotic (non-living) components.
- An ecosystem is a static system with no energy flow.