WorksheetsGrowth & Structure of Wood
Total questions: 15
Worksheet time: 11mins
For Germination to happen which one of the following is not necessary?
Sunlight
Moisture
Warmth
Insects
Energy/Food
water + minerals + (a) + CO2 + Sunlight energy = sugar (sap) and O2
In Germination what is this known as?
Radicle
Plumule
Seedling
Sapling
Coconut trees tend to grow near beaches,
their seeds can end up in the ocean and travel for thousands of kilometres before reaching another beach.
True
False
What is seed dispersal?
When a seed breaks
The spreading out of seeds over a wide area
A period when the seed may stay in the ground for weeks or even years.
It is needed for photosynthesis to occur
What is Chlorophyll?
When a tree is at its most productive producing seeds
The top of the tree
A green pigment that gives the plants and trees leaves their green colour
A source of food for birds, bats and other animals
Transpiration is a process where water vapour goes from the birds mouth to the leaves
True
False
Name the missing part of the tree
Inner bark/bast
Sapling
Tracheid
Vessels
Which of the following would not be found in the cell structure of a Softwood Tree?
Tracheids
Fibres
Medullary Rays
Resin Duct
In Germination what is this known as?
Radicle
Seedling
Sapling
Plumule
Resin is produced by Softwood trees to heal damage to its cells.
True
False
What is the function of Sapwood?
Helps reduce damage to the bark
Helps prevent the inside of the tree from drying out because of evaporation
Stores the tree's extra food
Transports water and minerals from the roots up to the leaves
In relation to annual growth rings which period does a tree grow more in?
Earlywood (Spring)
Latewood (Summer)
Which of the following best describes Heartwood?
The living part of the tree
A soft layer at the very centre of the tree that is made up of cells from the sapling that the tree grew from
The darker-coloured wood at the centre of the tree, which is made up of dead tree cells.
Which of the following are functions of the Cambium Layer? Select 2!
The growth of the tree occurs here
Made up of phloem cells, which carry the trees food or sap down from the leaves to the rest of the tree
Made up of xylem cells, which transport water and minerals from the roots up to the leaves
