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Plant Kingdom

Punjab Board · Class 11 · Biology

Complete topic list for Plant Kingdom in Punjab Board Class 11 Biology. Key concepts, sub-topics, and what to focus on for board exams.

44 questions25 flashcards5 concepts

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An infographic comparing Artificial, Natural, and Phylogenetic systems of plant classification, highlighting their bases, advantages, and disadvantages. Include key figures like Linnaeus, Bentham & Ho
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4 Topics · Punjab Board Class 11 Biology

Topics in Plant Kingdom

1

Classification Systems and Overview of Plant Kingdom

  • Kingdom Plantae includes Algae, Bryophytes, Pteridophytes, Gymnosperms, and Angiosperms.
  • Fungi, Monera, and Protista with cell walls are NO LONGER included in Plantae.
  • Cyanobacteria (blue-green algae) are NOT true algae — they belong to Monera.
2

Algae – Characteristics, Classes, and Economic Importance

  • Algae are chlorophyll-bearing, simple, thalloid, autotrophic, largely aquatic organisms.
  • They also occur on moist stones, soils, wood, and in association with fungi (lichens) and animals (e.g., on sloth bear).
  • Size ranges from tiny unicellular Chlamydomonas to massive kelps (up to 100 metres).
3

Bryophytes – Liverworts and Mosses

  • Bryophytes are called AMPHIBIANS of the plant kingdom — live on soil but need water for sexual reproduction.
  • Grow in damp, humid, shaded localities.
  • Plant body is thalloid, prostrate or erect, attached by unicellular or multicellular RHIZOIDS.
4

Pteridophytes – First Vascular Land Plants

  • Pteridophytes include ferns, horsetails — used medically, as ornamentals, and as soil-binders.
  • FIRST terrestrial plants to have VASCULAR TISSUES (xylem and phloem).
  • Found in cool, damp, shady places; some in sandy soil.

Key Concepts

Algae are chlorophyllAlgae reproduce through three distinct methodsBryophytesPteridophytes (ferns and horsetails) wereGymnosperms (gymnos = naked

Frequently Asked Questions

What are the important topics in Plant Kingdom for Punjab Board Class 11 Biology?
Key topics in Plant Kingdom include Plant Kingdom Classification Overview, Plant Kingdom – Complete Classification Overview, Plant Kingdom – Complete Overview Mind Map. These are the concepts Punjab Board Class 11 examiners draw on most — study them first, then practise related questions.
How to score full marks in Plant Kingdom — Punjab Board Class 11 Biology?
Understand the core concepts first, then work through the 44 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All 5 chapters — Punjab Board Class 11 Biology Syllabus

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