Question

matching question
calcareous ooze is composed primarily of three different tests. match the organism that provides these calcium - rich shells or skeletons to its correct description.
instructions
coccolithophorids
pteropods
foraminifera
amoeba - like animals, up to 1 mm in size
snails, up to 1 cm in size
very small, covered with calcareous plates; phytoplankton

Explanation:

• Coccolithophorids: These are very small, covered with calcareous plates, and are phytoplankton. So they match "Very small, covered with calcareous plates; phytoplankton".
• Pteropods: These are snails, and can be up to 1 cm in size. So they match "Snails, up to 1 cm in size".
• Foraminifera: These are amoeba - like animals and can be up to 1 mm in size. So they match "Amoeba - like animals, up to 1 mm in size".

Answer:

• Coccolithophorids: Very small, covered with calcareous plates; phytoplankton
• Pteropods: Snails, up to 1 cm in size
• Foraminifera: Amoeba - like animals, up to 1 mm in size