31 public questions tagged with this topic.
Sacred groves are protected forest patches that serve as refuges for rare, threatened, and endemic species.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Biodiversity Conservation - In situ Ex situ Hotspots
Tropical rainforests exhibit the highest biodiversity because of their stable climate and high solar energy availability.
Ref: NCERT Class 12 Biology Chapter 13: Biodiversity and Conservation Loss of Biodiversity - Alien Invasion Co-extinction Mass Extinction - Evil Quartet
According to the 10% Law, only 10% of the energy from one trophic level is transferred to the next, while the rest is lost as heat.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Ecosystem Services and Functions
A snake is a tertiary consumer in a food chain, as it feeds on secondary consumers like frogs.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Nutrient Cycling - Carbon Phosphorus and Ecological Succession
Denitrification is a microbial process that converts nitrates into nitrogen gas, returning it to the atmosphere.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Nutrient Cycling - Carbon Phosphorus and Ecological Succession
Ecological pyramids represent the relative number, biomass, or energy of organisms at different trophic levels in an ecosystem.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Nutrient Cycling - Carbon Phosphorus and Ecological Succession
Pyramids of biomass are not always upright; in aquatic ecosystems, they can be inverted due to the rapid turnover of phytoplankton.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Ecological Pyramids - Number Biomass Energy
In a forest ecosystem, a few large trees support many herbivores and parasites, leading to an inverted pyramid of number.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Ecological Pyramids - Number Biomass Energy
Energy flow in an ecosystem is unidirectional, moving from producers to consumers and eventually lost as heat.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Energy Flow - Food Chains Food Webs Trophic Levels
Solar energy is the primary source of energy for most ecosystems, driving photosynthesis and energy flow through food chains.
Ref: NCERT Class 12 Biology Chapter 12: Ecosystem Energy Flow - Food Chains Food Webs Trophic Levels
Only about 10% of energy is passed from one trophic level to the next, with most energy lost as heat.
Ref: NCERT Class 12 Biology Chapter 11: Organisms and Populations Population Growth - Exponential and Logistic Models
Only about 10% of the energy from one trophic level is passed to the next, with the rest lost as heat.
Ref: NCERT Class 12 Biology Chapter 11: Organisms and Populations Population Attributes - Birth Death Sex Ratio Age Distribution
