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PLANTS
Unit 3
What do you know about plants?
Where do you find plants? Where do they grow?
Can you name some different plants?
Plant Kingdom
Characteristics of plants
They have eukaryotic cells • Chloroplast (Chlorophill) • Cell Wall (Cellulose)
They are multicellular organisms• They have real TISSUES
They are autotrophic organisms• They carry out the PHOTOSYNTHESIS
They reproduce asexually and sexually
Gymnosperms
NO
Angiosperms
YES
FLOWERING PLANTS
True fruit
Spermatophytes
YES
Pterydophytes
NOFlowers and seeds
Bryophytes
NO
Cormophytes
YESRoot, Stem, Leaves
Vascular tissues
MOSSES
FERNS and HORSETAILS
False fruit
CONIFERS(pinus, cypresses
firs, ... )
PLANTS
Gimnospermas
NO
Angiospermas
SÍ
PLANTAS CON FLORES
Fruto
Espermatofitas
SÍ
Pteridofitas
NOFlores y semillas
Briofitas
NO
Cormofitas
SÍRaíz, tallo, hojas
Tejidos vasculares
MUSGOS
HELECHOSCOLAS DE CABALLO
Falso fruto
CONÍFERAS(pinos, cipreses
abetos, ... )
PLANTAS
Structure of plants: Bryophytes
MUSGOSMOSSES
Structure of plants: Cormophytes
Root: Cormophytes
Stem: Cormophytes
Leaf: Cormophytes
Vital functions: Nutrition (Photosynthesis)
Vital functions: Asexual reproduction
MOSSES
Vital functions: Asexual reproduction
FERNS
Vital functions: Sexual and asexual reproduction
FERNS
Vital functions: Sexual reproduction
Flor: órgano reproductor
Vital functions: Sexual reproduction
Vital functions: Sexual reproduction
Vital functions: Interaction
TROPISMO: Crecimiento
Vital functions: Interaction
TROPISMO: Crecimiento
Vital functions: Interaction
NASTIA: Movimiento
Vital functions: Interaction
NASTIA: Movimiento
Vital functions: Interaction
NASTIA: Movimiento
Vital functions: Interaction
