Term 3 - Unit 24 - Environmental Science/சுற்றுச்சூழல் அறிவியல்

Water conservation

Importance of water ,Water conservation measures, water recycling

Adaptations of animals

Adaptations of bat- Nocturnality ,Flight adaptation ,Hibernation Adaptation of earthworm

Carbon cycle

Adaptations of plants-Hydrophytes, Mesophytes ,Xerophytes

Nitrogen cycle

Nitrogen fixation, Nitrogen assimilation ,Ammonification ,Nitrification

Biogeochemical science

Water cycle