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The Silurian period.
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∙ 12y ago
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What if your period went off and the sperm is inside you and your period came back on?
What do you mean exactly? If you mean you finish your period and then got sperm inside you and your period came back it means your pregnancy was a failure
Dominant organisms in the ordovician time period?
The plants of the Ordivician consisted mostly of red and green algae. The first primitive land plants appeared during the Ordivician, though they did not resemble the land plants that come to mind as we think of land plants today. Primitive colonies of mosses, most likely.
Could you be pregnant if a guy came inside of you a week before you start your period?
you could be pregnant at anytime if a guy came inside of you without protection but is more likely to happen if youre ovulating, unless you dont have a uterus or ovaries
When did plants evolve?
Plants in the sea evolved about 3,600 million years ago. The first algal scum on land about 1,200 million years ago, The first first land plants appeared around 450 million years ago in the Ordovician period.
What does it mean when you bleed a few days before your suppose to have your period but then you have your period on the right time too?
it could mean early miscarriage if you were trying to get pregnant, but it also can me your period was coming on early. I spotted for 3 days a week before my period so it came on, on time.. but some who have sex alot have vaginal bleeding from the penis rubing on the walls to hard..Rough sex can cause that or position of the body or a slight infection has occur
What period came after the Cambrian period?
Ordovician .
Which period came first the Ordovician or the Carboniferous?
The Ordovician period came first. It started 485.4 million years ago and finished 443.8 million years ago. Then came the Silurian and Devonian periods, followed at 358.9 million years ago by the Carboniferous.
What time period did the Bachipods live in?
Ordovician Period
What minerals were in the ordovician period?
copper
What period did the formation of the oxygen atmosphere occur?
The Ordovician Period
The Ordovician period follows the extinction at the end of which period?
Cambrain
Ended with the Taconian Orogeny?
Ordovician period
Index fossils include graptolites?
Ordovician Period
Index fossils include ostracoderms?
Ordovician Period
What was the climax like during the Ordovician period?
qwety
How long did Ordovician period last?
The Ordovician lasted for 47 million years from 490 to 443 Million Years Ago.
What is the dominant plant of the Ordovician period?
Algae was the dominant plant of the Ordovician. There were little to no other plants (other then algae) during the Ordovician. In the Ordovician, the common types of algae were Stromatolites (Blue green algae), and Tetradium (Red algae).
