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Biology: Characteristics of Green Algae

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Questions and Answers

What is a characteristic common to green algae and the first plants?

Presence of chlorophylls c and d

Cell walls containing cellulose (correct)

Presence of flagella

Ability to perform heterotrophy

What is the function of carotenes and xanthophylls in green algae?

To absorb organic molecules

To produce ATP during photosynthesis

To mask the green color of chlorophylls (correct)

To store reserve food as starch

What is the characteristic of Chlamydomonas that allows it to survive harsh conditions?

Its ability to perform photosynthesis

Its ability to form a cyst stage (correct)

Its ability to ingest larger food particles

Its ability to move towards light

What is the type of sexual reproduction in some species of Chlamydomonas?

Oogamy Signup and view all the answers

What is the function of gametangia in Chlamydomonas?

To produce gametes Signup and view all the answers

What is the characteristic that distinguishes oogamous from isogamous species of Chlamydomonas?

The presence of visual differentiation between male and female gametes Signup and view all the answers

What is a characteristic that distinguishes protists from other organisms?

The presence of a true nucleus and organelles Signup and view all the answers

What is the term used to describe aquatic organisms that make photosynthesis, like terrestrial plants?

Algae Signup and view all the answers

How are algae classified?

According to their pigmentation Signup and view all the answers

What is the characteristic of most protists?

They are unicellular Signup and view all the answers

What is the name of the division of protists that includes green algae?

Chlorophyta Signup and view all the answers

Where can protists be found?

Everywhere there is water Signup and view all the answers

What is the mode of nutrition for Heterotrophic Protozoans?

Ingesting food like animals Signup and view all the answers

How is the Phylum Sarcodina characterized?

Pseudopodia for movement Signup and view all the answers

What is the function of contractile vacuoles in Amoeba?

Osmoregulation Signup and view all the answers

What is the life cycle of Plasmodium vivax characterized by?

Formation of infective spores Signup and view all the answers

What is the unique characteristic of Slime molds and Water molds?

Similar characteristics to fungi Signup and view all the answers

What is the function of chlorophyll in Algae?

Capture of light energy Signup and view all the answers