B4: Planty Stuff🌱🪴 Flashcards
Where is epidermal tissue on a plant?
Everywhere.
What does epidermal tissue do?
Protect the plant.
What do epidermal cells often secrete?
A waxy substance that waterproofs the surface.
What does palisade mesophyll contain lots of?
Chloroplasts.
Why does spongy mesophyll have a lot of air spaces and a large surface area?
To make diffusion easier.
What are xylem and phloem?
Transport tissues.
What does xylem carry?
Water and dissolved mineral ions.
What does phloem carry?
Dissolved food from the leaves.
What is the name of the place where unspecialised cells rapidly divide?
Meristem.
Is phloem a living or dead tissue?
Living.
What is the name of movement of dissolved sugars from the leaves to the rest of the plant called?
Translocation.
Is xylem a living or dead tissue?
Dead.
What are stomata?
Small openings on the surface of leaves.
When are stomata opened?
When the plant needs to allow air into the leaves.
When stomata are open, plants lose _______ ______ through them.
Water vapour.
