Fossils B/C

Test your knowledge of various Science Olympiad events.
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twig
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Re: Fossils B/C

Post by twig » March 23rd, 2020, 9:28 pm

Ok, the only answer that seems skeptical to me is 6...
I'll take the answer though and 12 could've been theropods or saurischians, either or could've worked.
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Re: Fossils B/C

Post by reninkidney » March 23rd, 2020, 9:39 pm

https://www.thefossilforum.com/uploads/ ... bd75b.jpeg

1. ID this specimen.
2. Who discovered it?
3. Was this specimen a top predator?
4. When did it go extinct?

https://cdn11.bigcommerce.com/s-fme25/i ... 45.jpg?c=2

5. ID this specimen.
6. How did this specimen feed?
7. How did this specimen breathe?
8. What is the meaning of this specimen's name?
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twig
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Re: Fossils B/C

Post by twig » March 24th, 2020, 11:03 am

reninkidney wrote:
March 23rd, 2020, 9:39 pm
https://www.thefossilforum.com/uploads/ ... bd75b.jpeg

1. ID this specimen.
2. Who discovered it?
3. Was this specimen a top predator?
4. When did it go extinct?

https://cdn11.bigcommerce.com/s-fme25/i ... 45.jpg?c=2

5. ID this specimen.
6. How did this specimen feed?
7. How did this specimen breathe?
8. What is the meaning of this specimen's name?
1. Xiphactinus
2. Professor Joseph Leidy
3. Yes
4. Late Cretaceous
5. Eryops
6. carnivore?
7. buccal pumping (where the floor of its mouth helped pump air into the lungs)
8. Drawn out face
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reninkidney
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Re: Fossils B/C

Post by reninkidney » March 24th, 2020, 12:58 pm

twig wrote:
March 24th, 2020, 11:03 am
reninkidney wrote:
March 23rd, 2020, 9:39 pm
https://www.thefossilforum.com/uploads/ ... bd75b.jpeg

1. ID this specimen.
2. Who discovered it?
3. Was this specimen a top predator?
4. When did it go extinct?

https://cdn11.bigcommerce.com/s-fme25/i ... 45.jpg?c=2

5. ID this specimen.
6. How did this specimen feed?
7. How did this specimen breathe?
8. What is the meaning of this specimen's name?
1. Xiphactinus
2. Professor Joseph Leidy
3. Yes
4. Late Cretaceous
5. Eryops
6. carnivore?
7. buccal pumping (where the floor of its mouth helped pump air into the lungs)
8. Drawn out face
Good, but For number 3, it wasn't a top predator (it was a predator, not a top one) and for number 6, it grasped prey & went forward, forcing prey back into mouth, swallowing it whole Your turn!
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reninkidney
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Re: Fossils B/C

Post by reninkidney » April 24th, 2020, 11:18 am

Revival (sorry for the double post...):

1. ID this specimen: https://www.foraminifera.eu/singimg/cib ... rsheim.jpg
2. What is its temporal range?
3. What kind of life was it adapted for?

4. ID this specimen: https://encrypted-tbn0.gstatic.com/imag ... Y&usqp=CAU
5. What environment was it adapted to?
6. Who discovered it?
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dchen22
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Re: Fossils B/C

Post by dchen22 » April 24th, 2020, 3:22 pm

reninkidney wrote:
April 24th, 2020, 11:18 am
Revival (sorry for the double post...):

1. ID this specimen: https://www.foraminifera.eu/singimg/cib ... rsheim.jpg
2. What is its temporal range?
3. What kind of life was it adapted for?

4. ID this specimen: https://encrypted-tbn0.gstatic.com/imag ... Y&usqp=CAU
5. What environment was it adapted to?
6. Who discovered it?
1) Genus Nummulites 
2) Mid-Cretaceous
3) Benthic filter-feeders (?)
4) Genus Astraeospongia
5) Shallow Marine
6) ??
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BennyTheJett
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Re: Fossils B/C

Post by BennyTheJett » April 26th, 2020, 10:32 am

I believe that's correct dchen22. I'd submit questions.
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dchen22
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Re: Fossils B/C

Post by dchen22 » April 27th, 2020, 1:58 pm

1. When did land plants first appear?
2. What were adaptations that plants needed to colonize the land?
3. Describe the alternation of generations.
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Re: Fossils B/C

Post by stlcards422 » June 6th, 2020, 3:06 pm

dchen22 wrote:
April 27th, 2020, 1:58 pm
1. When did land plants first appear?
2. What were adaptations that plants needed to colonize the land?
3. Describe the alternation of generations.
500 million years ago
air?
it is the life cycle that occurs in plants??
Last edited by gz839918 on June 6th, 2020, 8:09 pm, edited 1 time in total.
Reason: changed [hide] to [answer]

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