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Biology · Class 12Organisms and PopulationsVideo coming soonRead the notes instead
Free notes for this chapterMark as Completed
Adaptations, Population Attributes, Population Growth Models and the board questions built on them — roughly 5 marks of the paper.
What this chapter covers
- 1Adaptations
- 2Population Attributes
- 3Population Growth Models
- 4Population Interactions
These lessons are being recorded. The written notes for this chapter are free to download now.
Learning resources
Seedha Notes
Chapter notes withimportant points,examples & format
View Notes for Organisms and Populations, BiologyPractice Questions
Important questions,board questions,numericals
Practice Now for Organisms and Populations, BiologyPrevious yearquestions withfull solutions
View PYQs for Organisms and Populations, BiologySample Paper
Board patternsample paper withmarking scheme
Open Paper for Organisms and Populations, Biology
In the notes
Topics covered
- 01Adaptations19:39
- 02Population Attributes19:38
- 03Population Growth Models30:03
- 04Population Interactions10:37
After this chapter you can
- Explain adaptations without reading from the book
- Present population attributes in the format the marking scheme rewards
- Attempt every previous year question set on this chapter
- Marks
- 5
- PYQs
- 19
- Video
- 1h 20m
Then do the work
- One-shot revision, 20 minutes
- Formula sheet for this chapter
- Printable summary, 2 pages
Prepare
| Year | Asked as | Marks |
|---|---|---|
| 2025 | Case based | 6 |
| 2024 | MCQ set | 4 |
| 2023 | Long answer | 4 |
| 2022 | Short answer | 2 |
| 2021 | Case based | 2 |
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