ALGAE

Question 1

Single-celled organisms with membrane-bound sacs called alveoli.
Reproduction can be both sexual and asexual.

Answer 1

Alveolata (cn: Alveolates)

Question 2

Examples: Dinoflagellates, ciliates, coral-building symbionts
Uses: Provide food and oxygen in marine ecosystems.

Answer 2

Alveolata (Alveolates)

Question 3

Characteristics: Unicellular organisms with flagella for movement. Reproduction can be both sexual and asexual.

Answer 3

Euglenozoa

Question 4

Examples: Euglena, Trypanosoma -
Uses: Some species are photosynthetic, while others are parasitic.

Answer 4

Euglenozoa (Euglenoids)

Question 5

Characteristics: Single-celled organisms with thread-like pseudopodia for movement.
Reproduction can be both sexual and asexual.

Answer 5

Rhizaria (Rhizarians)

Question 6

Examples: Foraminifera, Radiolarians -
Uses:: Important in marine ecosystems and geological studies.

Answer 6

Rhizaria (Rhizarians)

Question 7

Characteristics: Presence of fine, hair-like projections on their flagella.
Reproduction can be both sexual and asexual.

Answer 7

Stramenopila (Stramenopiles)

Question 8

Examples: Diatoms, Brown algae, Water molds
Uses: Diatoms contribute to marine ecosystems and are used in various industrial applications.

Answer 8

Stramenopila (Stramenopiles)

Question 9

Characteristics: Contains chlorophyll for photosynthesis. Reproduction is often asexual through spores.

Answer 9

Chlorophyta (Green Algae)

Question 10

Examples: Chlamydomonas, Spirogyra, Volvox
Uses: Play a crucial role in aquatic ecosystems and serve as a source of food

Answer 10

Chlorophyta (Green Algae)

Question 11

Characteristics: Brown pigments and complex multicellular structures. Reproduction is both sexual and asexual.

Answer 11

Phaeophyta (Brown Algae)

Question 12

Examples: Kelp, Sargassum - Uses: Economic importance in industries, food, and pharmaceuticals

Answer 12

Phaeophyta (Brown Algae)

Question 13

Characteristics: Unicellular with two flagella. Reproduction can be both sexual and asexual.

Answer 13

Dinoflagellata (Dinoflagellates)

Question 14

Examples: : Karenia, Zooxanthellae
Uses: Important in marine ecosystems, symbiotic relationships with coral

Answer 14

Dinoflagellata ( Dinoflagellates)

Question 15

Characteristics: Presence of unique flagellar scales. Reproduction can be both sexual and asexual.

Answer 15

Haptophyta (Haptophytes)

Question 16

Examples: Emiliania huxleyi - Uses: Play a role in carbon cycling in oceans

Answer 16

Haptophyta (Haptophytes)

Question 17

Characteristics: Presence of plastids with a characteristic shape. Reproduction can be both sexual and asexual

Answer 17

Cryptophyta (Cryptophytes)

Question 18

Examples: : Cryptomonas - Uses: Ecologically important in aquatic environments

Answer 18

Cryptophyta (Cryptophytes)

Question 19

Characteristics: Unique blue-green chloroplasts. Reproduction can be both sexual and asexual.

Answer 19

Glaucophyta (Glaucophytes)

Question 20

Examples: Glaucocystis -
Uses: Limited economic importance, but contribute to biodiversity

Answer 20

Glaucophyta (Glaucophytes)

Question 21

Characteristics: Predatory protists with complex life cycles.
Reproduction involves both sexual and asexual phases.

Answer 21

Myzozoa (Myzozoans)

Question 22

Examples: Plasmodium (causative agent of malaria), Toxoplasma -
Uses: Some species are parasitic and cause diseases in animals and humans.

Answer 22

Myzozoa (Myzozoans)