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Ancient Oceans

Authored by Anonymous Anonymous

Science

7th Grade

NGSS covered

Used 14+ times

Ancient Oceans
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Marine arthropods (related to lobsters and crabs) that lived in ancient seas (now extinct). They had a hard exoskeleton and are often used as index fossils for dating rock layers.  They looked similar to a horseshoe crab.


trilobite

ammonites

brachiopods

crinoids

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


Coiled, shell-like cephalopods (related to octopus, squid, nautilus, cuttlefish) that lived in the seas (now extinct). Their spiral-shaped shells are commonly found as fossils.

trilobite

ammonites

brachiopods

crinoids

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


Marine animals with two shells that resemble clamshells (they exist today). They were abundant in ancient oceans and have a distinct hinge line.


trilobite

ammonites

brachiopods

crinoids

Tags

NGSS.MS-LS4-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


Also known as sea lilies, are echinoderms (related to sea urchins) with feathery arms (they exist today). Their stem-like structures and fossils are common in some North American rock formations.


trilobite

ammonites

brachiopods

crinoids

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A diverse group of mollusks (invertebrates where most have a shell), including snails and slugs, which were present in ancient oceans and left behind distinctive coiled shells.

gastropods

icythosaurs

mosasaurs

plesiosaurs

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ancient marine reptiles that resembled dolphins (they were not dinosaurs). It had a streamlined, fish-like body, making it well-suited for life in the ocean.

gastropods

icythosaurs

mosasaurs

plesiosaurs

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Massive sea reptiles that lived alongside the dinosaurs. Resembling a large, lizard-like creature, it was perfectly adapted for life in the ocean. They were strong swimmers and primarily dined on fish and other marine animals.

gastropods

icythosaurs

mosasaurs

plesiosaurs

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