Challenger App

No.1 PSC Learning App

1M+ Downloads
What are lakes formed in the crater depression of extinct volcanoes called?

ATectonic lakes

BGlacial lakes

CImpoundments

DCrater lakes

Answer:

D. Crater lakes

Read Explanation:

  • Most of the Himalayan lakes are tectonic in origin.

  • Some are formed in crater depression of extinct volcanoes and are called Crater lakes.

  • Eg: Lake Kounsaranag in Kashmir

  • Most lakes of North America originated due to glacial erosions and deposition.


Related Questions:

The term 'Lotic systems' refers to:
ലിത്തോസെറിൽ, ഫോളിയോസ് ലൈക്കണുകൾ എന്നിവ എന്തിന്റെ വളർച്ചയ്ക്ക് അനുകൂലമായ സാഹചര്യങ്ങൾ ഉണ്ടാക്കുന്നു ?

Identify the incorrect statement(s) regarding ecological pyramids.

  1. Ecological pyramids are graphical representations of ecological parameters like number of individuals, amount of biomass, and amount of energy.
  2. The pyramid of energy can be both upright and inverted depending on the ecosystem.
  3. Pyramids of number and biomass can be upright and inverted both
  4. The pyramid of energy is always upright

    Which of the following statements accurately describe summer stratification in temperate lakes?

    1. Summer stratification is a phenomenon where lakes develop distinct temperature layers.
    2. In temperate regions, thermal stratification is rare and only occurs in very deep lakes.
    3. The top meter of the water surface absorbs approximately 90% of solar radiation, leading to its significant heating.
    4. Tropical lakes exhibit pronounced summer stratification due to slow mixing rates.
      IUCN ൻ്റെ പൂർണ്ണരൂപം എന്താണ്?