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Science Chapter 9-1 and 9-2

STUDY
PLAY
most important role of plants
to produce oxygen
three main plant characteristics
have roots contain chlorophyll(and make their own food) live in all environments
function of nucleus
to hold genetic info and dna
function of chloroplast
produce chlorophyll
function of cell wall
protect cell
function of central vacuole
hold pigments, regulate water content of the cell
function of cuticle
conserve water
what is the binomial nomenclature
classification system of organisms
what do nonvascular plants have instead of roots
rhyzoids
why are nonvascular plants so little
they have no roots to absorb nutrients from the ground
three ex. of nonvascular plants
moss, liverworts, hornworts
what is a pioneer species
The first species to populate an area
what do seedless vascular plants grow from
spores
what do vascular structures do in plants
carry nutrients, water,food, and minerals to go throughout the plant
what advantage to vascular plants have
being bigger, taller, and stronger
three ex. of seedless vascular plants
ferns, club mosses, horsetails
where do ferns produce their spores
fronds
where do club mosses and horsetails grow their spores
cone like structures at the end of their stems
five important things about seedless plants
some can be eaten, medicinal uses, make up peat, houseplants, energy