The Kingdom of The Kingdom of

PlantsPlants

Cell Structure of PlantsCell Structure of Plants Plants, like animals, fungus, and protists, Plants, like animals, fungus, and protists,

are are eukaryoticeukaryotic, which means they HAVE, which means they HAVE ……..a membrane-bound ..a membrane-bound nucleusnucleus; and ; and

other membrane-bound organelles, such other membrane-bound organelles, such as mitochondria, Golgi, vacuoles.as mitochondria, Golgi, vacuoles.

Plant cells, like some bacteria and fungi, Plant cells, like some bacteria and fungi, have a non-living outer covering called have a non-living outer covering called thethe

…………cell wallcell wall..

Plant organisms arePlant organisms are

MulticellularMulticellular and and Have Have division of labordivision of labor; from simple as in ; from simple as in

mossesmosses and and fernsferns

Plant organizationPlant organization

Division of labor may be very Division of labor may be very complex,complex, such as such as redwoodsredwoods and and apple treesapple trees. . These trees have These trees have systemssystems to gather to gather water, reproduce, store nutrientswater, reproduce, store nutrients

Plant reproductionPlant reproduction

FlowersFlowers are the reproductive organs of are the reproductive organs of many plants, producing seeds in fruitmany plants, producing seeds in fruit

Coniferous trees produce Coniferous trees produce seedsseeds in cones in cones Ferns produce Ferns produce sporesspores on their fronds on their fronds Mosses produce Mosses produce sporesspores on special stems on special stems

Plants are Plants are sessilesessile

Meaning, they Meaning, they don’t don’t move from placemove from place to to place, but-place, but-

They have They have adaptations to adaptations to spread their genes spread their genes when their when their seeds are seeds are dispersed.dispersed.

And they And they DODO respond to their respond to their environmentenvironment

Such as leaves Such as leaves “leaning” “leaning” towardtoward the the sun, sun, climbingclimbing vines, vines, roots that always roots that always head downwardhead downward..

One thing that really sets One thing that really sets plants apart isplants apart is

NutritionNutrition

Plant NUTRITIONPlant NUTRITION

Plants are photosynthetic Plants are photosynthetic autotrophsautotrophs The The pigment chlorophyllpigment chlorophyll (found in (found in

chloroplasts in plants) enables the chloroplasts in plants) enables the plant to capture the plant to capture the energy of energy of sunlightsunlight..

PHOTOSYNTHESISPHOTOSYNTHESIS

The plant uses this energy to The plant uses this energy to produce produce organic compounds of glucoseorganic compounds of glucose from from inorganic compounds of water and inorganic compounds of water and carbon dioxide.carbon dioxide.

Plants Plants and and HumansHumans

Other living organismsOther living organisms

Depend on plants directly or indirectly for Depend on plants directly or indirectly for foodfood. Lucky for us, they don’t put up a . Lucky for us, they don’t put up a fight when we come to steal the food they fight when we come to steal the food they made!made!

Life on earth also Life on earth also dependsdepends

On the On the oxygenoxygen produced as a waste produced as a waste product during product during photosynthesis. photosynthesis.

Organisms use that Organisms use that oxygen to undergo oxygen to undergo aerobic respirationaerobic respiration, , releasing the energy releasing the energy contained in contained in glucose.glucose.

The cell wallThe cell wall

Is a Is a non-living non-living part of the cell, made of part of the cell, made of cellulosecellulose. When we eat that, we call it “. When we eat that, we call it “fiberfiber”.”.

The cell wall persists after the plant dies. We The cell wall persists after the plant dies. We use those cell wallsuse those cell walls to build things to build things..

We use organisms in the We use organisms in the plant kingdom forplant kingdom for

Dyes, paper, thread, fabric, shade, fuelDyes, paper, thread, fabric, shade, fuel and aestheticsand aesthetics What?????What????? Communing with nature, gardening, Communing with nature, gardening,

decorating…….decorating…….