Amoeba Biology and Characteristics Quiz

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What is the primary habitat of the amoeba?

Saltwater oceans
Deserts
Freshwater ponds/streams (correct)
Tropical rainforests

Amoebas are multicellular organisms.

False (B)

What type of nutrition does an amoeba exhibit?

heterotrophic

The amoeba is approximately _____ mm in diameter.

0.1 Signup and view all the answers

Match the parts of the amoeba with their functions:

Endoplasm = Contains food vacuoles and waste products Ectoplasm = Outer gel-like layer Contractile vacuole = Regulates water balance Food vacuoles = Digestion and storage of nutrients Signup and view all the answers

What surrounds the living material in an Amoeba cell?

Flexible membrane (B) Signup and view all the answers

The shape of an Amoeba cell remains constant and does not change.

False (B) Signup and view all the answers

What is the term for the outer cytoplasm of an Amoeba?

ectoplasm Signup and view all the answers

The inner cytoplasm of an Amoeba is called the ______.

endoplasm Signup and view all the answers

Match the following components of an Amoeba with their characteristics:

Protoplasm = Living material inside the cell Nucleus = Moves within the cytoplasm Ectoplasm = Clear and relatively stiff outer cytoplasm Endoplasm = Grainy inner cytoplasm containing food vacuoles Signup and view all the answers

Amoeba

A microscopic, single-celled organism belonging to the kingdom Protista, found in freshwater environments.

Unicellular

Made up of only one cell.

Heterotrophic

An organism that cannot produce its own food and must obtain nutrients from other organisms.

Endoplasm

The inner, more fluid part of an amoeba's cytoplasm containing food vacuoles, fat droplets, and waste products.