12TH Grade, 12th Biology Notes, Guides & Study Resources

12th . Biology . Environmental Issues

Learn about environmental challenges—from pollution to global warming, habitat loss, ozone depletion, solid/e‑waste, agrochemicals...

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Explore Environmental Issues – Review the study notes and take the quiz challenge!

12th . Biology . Biotechnology and Its Applications

Explore biotech’s transformative impact—from GM crops, transgenic animals, and bio-pharma to diagnostics, environmental remediatio...

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Explore Biotechnology and Its Applications – Review the study notes and take the quiz challenge!

12th . Biology . Biotechnology: Principles and Processes

Understand the foundational principles and processes of biotechnology—from recombinant DNA, vectors, enzymes, cloning, PCR to larg...

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Explore Biotechnology: Principles and Processes – Review the study notes and take the quiz challenge!

12th . Biology . Biodiversity and Conservation

Delve into biodiversity—from genes to ecosystems—learn causes of biodiversity loss, global hotspots, conservation strategies (in s...

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Explore Biodiversity and Conservation – Review the study notes and take the quiz challenge!

12TH Grade, 12th Biology Notes, Guides & Study Resources – Free Access