NEET Biology Video Course

Organisms and Population(Code-ROP)

Class XII 12 Biology Organisms and Population- Part 1 (Ecology)ROP1

  • Ecology
    Organism and Its Environment

  • Biomes

  • Tundra

  • Taiga

  • Temperate

  • Tropical rain forests

  • Desert

  • Habitat and niche

  • Environmental factors

Class XII 12 Biology Organisms and Population- Part 2 (Major Abiotic Factors)ROP2

  • Temperature

  • Water

  • Light

  • Soil

  • Soil profile

Class XII 12 Biology Organisms and Population- Part 3 (Responses to Abiotic Factors)ROP3

  • Regulate- thermoregulation and homeostasis

  • Conform

  • Migrate

  • Suspend

Class XII 12 Biology Organisms and Population- Part 4 (Adaptations)ROP4

  • Adaptations of plants to light regime

  • Adaptations of plants to water scarcity and heat

  • Adaptations in aquatic environments

  • Adaptations in saline environments

  • Strategies of adaptations in animals

  • Migration

  • Adaptations to cold

  • Adaptations to water scarcity

  • Behavioural strategies of adaptations in animals

Class XII 12 Biology Organisms and Population- Part 5 (Populations)ROP5

  • Population ecology

  • Population Attributes
    Population Growth

  • Natality

  • Mortality

  • Sex ratio/age distribution

  • Population density

  • Immigration

  • Emigration

Class XII 12 Biology Organisms and Population- Part 6 (Population growth)ROP6

  • Growth models

  • Exponential growth

  • Logistic growth

  • S-shaped or sigmoid curve

  • Life History Variations

Class XII 12 Biology Organisms and Population- Part 7 (Population Interations)ROP7

  • Predation- role of predators in ecosystem, ex of adaptations to avoid predation

  • Competition- gause’s competition exclusion principle

  • Parasitism

  • Commensalism

  • mutualism

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