Plants Flashcards
Learn about roots ect.
1
Q
What is xylem
A
- Transports water and soluble minerals from the roots throughout the plant.
2
Q
What Does Xylem Contain / Made Of
A
- Vessels and Tracheids.
3
Q
Characteristics of xylem
A
- Thick cell walls.
- Mature xylem vessels can be “ Dead “ / “Non - living .
- Is formed like hollow conducting tube.
4
Q
What are Tracheids
A
- Long , Slender and Tapered at the ends.
- They don’t form continuous tubes.
- They have “Loman” ( Transports water from cell to cell ) .
- ♤( 3. ) is known as the pit.
5
Q
Characteristics of a Tracheid
A
- Dead at Maturity.
2. No Nucleus.
6
Q
What is / are Pholem Vessels
A
- Transports sugars and other organic salts throughout the plant.
7
Q
What are Pholem’s made of
A
- Sieve Tubes
2. Companion Cells
8
Q
What are Sieve Tubes
A
- Contain longitudinal or Vertical Sieve Tube elements.
2. They have thin cellulose walls.
9
Q
Characteristics of Sieve Tubes
A
- They don’t have a Nucleus.
10
Q
What are Companion Cells
A
- Narrow, Thin walled cells , right next to the Sieve tubes.
11
Q
Characteristics of Companion Cells
A
- Smaller than Sieve cells.
2. They have a Nucleus.
12
Q
What is Transforcation
A
- The movement of molecules.
13
Q
What is the starch in animals called.
A
- GLYCOGEN
