Why are algae not considered true plants? Describe one major reason.
-do not have cell types of plants or true plant tissues
– no stems, roots or leaves
- Can be unicellular or multicellular but plants are all multicellular
Where does these organisms live ?

Hint : Diatoms
Freshwater
What does the Phloem transport ?
Nutrients
Are the fern fronds you are looking at part of the sporophyte or the gametophyte?

Gametophyte
Are these monocot or dicot ?

Monocot
Which of the following is an oogonium ?

C) oogonium
What is the cell wall of these organisms made up of ?
Hint : Dinoflagellates
cellulose
Is this a monocot or a dicot stem ?
Monocot Stem
Key features
- Scattered vascular bundle
Is this a monocot or dicot flower? How do you know?
Monocot Flower
No of cotyledon : 1
Flower parts in multiple of : 3
Leaf veins : parallel
What structures suggest the pollen grains are carried by wind rather than insects ?
They have wings that helps them disperse by wind.
Do you think they are different species from one another? What material makes up their shells?
Hint : These are radiolaria
-Likely those with very different shapes are
different species
-made of silica
Which kingdom does this belong to and what is it ?

Protist . Brown Algae / Kelp
Which letter represent the Xylem ?
D ) Xylem
What type of fruit is this ?
( simple , accessory , aggregate or multiple )
Simple
Key features
fruit develops from a single ovary
What type of fruit is this ?
( simple , accessory , aggregate or multiple )

Aggregate fruits or accessory
What kind of diseases do these protist cause ?
Hint : they are Plasmodium falciparum
Malaria
Why are these green ?
these are green algae (Pediastrum) , they are green so that they can perform photosynthesis.
What is the gender of this pinecone ?

Male
Key features
- Male pine cones do not have the hard-shelled woody
- contain pollen ( haploid )
Which is the male reproductive structure of the flower ?
Ans : 3 ( Anther ) , containing anther and filament
What is the difference between a tube nucleus and a generative nucleus?
Tube nucleus guides the growth of pollen tube when entering into the pistil
Generative nucleus is one of the two haploid nuclei found in the pollen grain
What compound is found in their shell? What are the pores used for ?

Hint : these are forams
They are made of calcium carbonate.
The pores are used for catching food and other particles and gas exchange.
Which protist likes oatmeal ?
Slime Mold
How do they move and feed ?

Hint : Cilia or flagellum
Flagellum
Is the Apical Meristem responsible for primary or secondary growth and what does it become ?
Primary growth.
They become root and shoot (i.e. stem , branches )
Which of the following label shows megaspore and what will they develop into ?

Ans : 4) megaspores
they will develop into male gametophyte and produce sperm
FYI ...
2) megasporophyll
5) microsporophyll
7 ) microspores