Plant Systems
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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What is the main function of a flower
Reproduction
What plant tissue transports water from the roots upwards.
xylem
Main function of stomata
Take in carbon dioxide
Function of a plant root system
To take in water and nutrients and transport them into the stem
Main organs of a plant
Root,stem,leaves,flowers
Organ systems of vascular systems
Shoot system and root system
Shoot system portions
Vegetive, reproductive
Shoot system
Grows above ground where it absorbs light for photosynthasis
Root system
Grows underground to absorb minerals and water
Reproductive shoot system
Flowers and fruit
Vegetive shoot system
Leaves and stem, non reproductive
What do plant cells have
Cell membrane, cytoplasm, nucleus, vacuole, cell wall. Most have chloroplasts
Why are root hairs important
Connect roots to soil
Independent variable
The thing you change
Dependent variable
What you measure
Bryophytes
Small green plants, Grow on soil, rocks, other plants and produce spores
Algae
Live in damp places, mostly water
Ferns
Green plants, grow on soil, other plants, produce spores on back of leaves
Gymnosperms
Woody trees and shrubs, male and female cones, thin leaves
Angiosperms
Flowering plants, most common plants we see
Cuticle
Protects against extreme temperatures, UV and chemical attacks
Upper epidermis
Prevents water loss and provides extra layer between outside and inside.
Palisade mesophyll layer
Maximise energy production during photosynthasis
Spongy mesophyll layer
To allow interchange of gases that are needed for photosynthesis