Plants part 1 Flashcards
What are the two types of root system
Taproot and fibrous system
What is a taproot system
The taproot system is when primary roots grow down from the stem with secondary roots forming.
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What is primary roots
Basically the middle root, in which in a taproot system all roots, like the secondary roots grow out of.
What is secondary roots
The roots that grow out of the primary root in a taproot system
What is fibrous root system
The taproot system is where small lateral roots that spread out out just below the surface
Image:https://www.collegesearch.in/articles/fibrous-root
What are the 4 primary functions of roots
- The absorption of water and nutrients, which are performed by root hairs,
- transportation of water and nutrients to stems,
- anchor plants to maintain stability,
- and store food and water
What is the epidermis in roots
The outermost layer of cells, like the skin of the root
What is the cortex
The tissue inside epidermis that stores starch and other substances for the growth the root
What is the root cap
The part at the bottom of the root that provides protection for the root tip.
Image: https://www.cactus-art.biz/note-book/Dictionary/Dictionary_R/dictionary_root_tip.htm
What are root hairs
It is a tiny extension or projection from the outer surface plant roots, that is the site of absorption
Image: https://www.cactus-art.biz/note-book/Dictionary/Dictionary_R/dictionary_root_tip.htm
What is the equation for photosynthesis
6CO2 + 6H2O 🡪C6H12O6 + 6O2
What is transpiration
Where water evaporates from a plant leaf. The plant loses water for carbon dioxde
What is the midrib of the leaf
The large central vein of the leaf, it helps support the leaf from the middle
What is the blade, of a leaf, also called the lamina
It is the main body of a leaf
What is the petiole
It is the part that attaches the blade to the stem
