Sci. Flashcards
Seed plants have three main structures, which are…
Roots, Stems, and Leaves
Roots absorb and transport what two things?
Water and nutrrients
Roots hold the soil in place and prevent what?
Erosion
Roots make and store what in and during photosynthesis?
Sugars
Stems act as what for the plant body?
Support
Stems carry what throughout the plant?
Nutrients
Leaves are the main what systems?
Photosynthetic
Leaves are sight of what?
Gas exchange
How many types of tissue are there in plants?
Three
Which tissue is the outer covering of the plant?
Dermal Tissue
What is the term for the waxy coating created from dermal tissue?
The cuticle
Dermal tissue had what two cells within it?
Stomata and Guard cells
Vascular tissue is the what system for the plant?
Transport
Vascular tissue carries what?
Water and nutrients
Which two types of cells are within vascular tissue?
Xylem and Phloem cells
Xylem brings…
Water in
Phloem pushes…
Glucose out
The cells between dermal and vascular tissue is what?
Ground tissue
What are the two types of roots?
Taproots and Fibrous roots
Taproots are a …….. root?
Long and thick root
Taproots reach deep into the soil to gain what?
Water and nutrients
Fibrous roots consist of…
Many thin roots
Fibrous roots do what to find water and nutrients quickly?
Spread out away from plants
Fibrous roots help reduce what?
Erosion of soil
The three root function are…
To anchor the plant, absorb nutrients, and store sugar
The function of the stem is to produce what three things?
Leaves, branches, and flowers
Stems hold what up?
Leaves
Stems transport substance between what two things?
The roots and the leaves
The two types of stems are…
Herbaceous and Woody
Leaves are covered by what… (2 things)
Epidermis and cuticle
Leaves create a water proof what…
Barrier
Stomata is…….. in the underside of the leaf?
Pores
Guard cells surround the….
Stomata
Guard cells open and close ….
Stomata
Stomata closes at night to prevent …… loss.
H2O
Transpiration is when there is loss off water through the plant’s what?
Leaves
Loss of water through the plant’s leaves is called what?
Transpiration
Stimulus = Light
Phototropism
Stimulus = Touch
Thigmotropism
Stimulus = Gravity
Gravitropism
Stimulus = away or towards the Earth
Geotropism
Stimulus = Water
Hydrotropism
Structural Adaptation are the way something is … or …..
Built or made
Behavioral adaptation are the way something acts …. or by…
Naturally or by instinct