Types of Angiosperms
Reproduction
Characteristics
Evolution
Mixed Category
100
A plant that has one cotyledon.
What is a moncot?
100
Cell division that takes places during sexual reproduction that produces daughter cells with half the original number of chromosomes.
What is meiosis?
100
These are two types of fruits.
What are fleshy and dry fruits?
100
Over time floral parts evolved from having a spiral structure to a more __________ structure.
What is whorled structure.
100
Angiosperms represent this percentage of plants in the world.
What is 90%
200
True-dicots that are the largest clade of angiosperms.
What are eudicots?
200
A female gametophyte.
What is a megametophyte?
200
This helps with the fertilization of angiosperms without the need for fresh water
What is a pollen tube.
200
One of the traits used in tracing angiosperm evolution.
What is pollen grain structure?
200
Angiosperms are characterized by these.
What are flowers?
300
A flower that has both stamens and carpels.
What is a perfect flower?
300
May be possible when male and female gameotophytes are on the same plant or on the same flower.
What is self-pollination?
300
This helps to protect the developing flower bud.
What is the sepal?
300
This is often used in classifying angiosperms.
What is molecular data?
300
This protects the developing embryo.
What is the seed coat?
400
This has two cotyledons, few to numerous floral parts in a spiral arrangement and taproot root system.
What is a magnoliid flower.
400
Occurs when sperm fuses with the egg and an another sperm with the polar nuclei.
What is double fertilization?
400
These are the three main parts of the pistil.
What are the stigma, style, and ovary
400
The angiosperm fossil record first appeared during this time period.
What is the Cretaceous Period?
400
Over time floral parts began to form in this general pattern.
What are fixed and reduced numbers?
500
These are woody plants found in the tropics and subtropics.
What are Chloranthaceae flowers.
500
What occurs when plants are pollinated by other organisms and the enviornment carrying the pollen from another plant.
What is cross-pollination
500
In angiosperms, the ovules are embedded in this.
What is the female sporophylls?
500
This can be seen in the distribution of crop plants.
What is the primary radiation of angiosperms.
500
Scientists have discovered this in rock deposits dating back 290-235 million years ago.
What is oleanane?
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