Class 12 · Botany

Environmental Issues

9 topics — from Introduction to Pollution & Types through Improper Resource Utilisation & Maintenance. Expect about 2 questions in NEET — roughly 8 of 720 marks.

Updated 25 Aug 2026 9 topics Botany · Class 12
In short

Environmental Issues is a Class 12 Botany chapter covering 9 topics. Expect about 2 questions in NEET — roughly 8 of 720 marks.

9
Topics
In this chapter
2
Expected questions
≈ 8 of 720 marks
12
Class
Botany
97
Chapters in the syllabus
22 in Botany

Topics covered #

9 topics, in teaching order.

  1. Introduction to Pollution & Types
  2. Air Pollution
  3. Water Pollution: I
  4. Water Pollution: II
  5. Solid Wave Pollution
  6. Agrochemical & Radioactive Waste
  7. Greenhouse Effect & Global Warming
  8. Ozone Layer Depletion
  9. Improper Resource Utilisation & Maintenance

Weightage #

Expect about 2 questions in NEET — roughly 8 of 720 marks.

2 of 180 questions · 8 of 720 marks
This chapter's share of the paper. Weightage is indicative — it reflects how many questions have typically come from here, not a guarantee for any single year.

Practise this chapter #

Reading it once is not the same as being able to answer it under time.

Practice questionsChapter-wise MCQs with solutions Video lecturesTopic-by-topic walkthroughs Chapter testExam-format, timed NEET previous-year questionsPast questions from this chapter AIIMS previous-year questionsOlder AIIMS papers, same syllabus

Next in Botany

← PreviousBiodiversity and Conservation

Frequently asked #

How many questions come from Environmental Issues in NEET?
About 2 questions — roughly 8 of the 720 marks available. It is a Class 12 Botany chapter.
What topics does this chapter cover?
9 topics — from Introduction to Pollution & Types through Improper Resource Utilisation & Maintenance. The full list is above.
Where can I practise Environmental Issues?
Chapter-wise MCQs, video lectures, a timed chapter test, and both NEET and AIIMS previous-year questions — all linked above.