Figure 7.9 A sketch of the evolution of plant forms through geological periods NEET

Figure 7.9 A sketch of the evolution of plant forms through geological periods

NEET Expectations/ practice
1. Match the following
2. Find the correct sequence

NCERT Class XII Biology Chapter 7 : Evolution - AglaSem Schools


Coenozoic   
Quaternary
Angiosperm (flowering plants) Monocotyledons
Tertiary
Bryophytes

Measozoic   
Cretaceous
Shenopsids (horsetails), Ginkgos, Gnetales, Dicotes
Jurassic
Herbaceous lycopods, Ferns, Conifers and Cycads
Triassic


Paleozoic
Permian
Arborescent lycopods
Carboniferous
Seed ferns
Devonian
Progynmnosperm
Silurian
Zosterophyllum


  • Chlorophyte ancestors > Tracheophyte ancestor > Rhynia-type Plants > Psilophyton
  • Chlorophyte ancestor > Bryophytes
  • Chlorophyte ancestors > Tracheophyte ancestor > Zosterophyllum > Arborescent lycopods > Herbaceous lycopods
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Shenopsids (horsetails)
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Ferns
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Ginkgos
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Conifers 
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Progynmnosperm > Seed ferns > Cycads
  • Chlorophyte > Tracheophyte > Rhynia-type Plants > Psilophyton > Progynmnosperm > Seed ferns > Dicotes > Monocotyledons








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