Question

1. The study of algae is called

a) Mycology

b) Phycology

c) Both (a) and (b)

d) None of these

2. Which one is motile fresh water algae

a) Sargassum

b) Chlamydomonas

c) Ulothrix

d) Hydrodicatyon

3.pseudopodia means_

a) True feet

b) False feet

c) Irregular

d) Regular
4. An example of multicellular algae__

a) Sargassum

b) Chlamydomonas

c) Volvax

d) Ulva

are known as "grass of water"

a) Fungi

b) Protozoa

c) Algae

d) Virus​

Answer 1

Answer:

1) b) Phycology

2) b) Chlamydomonas

3) b) False Feet

4) Sargassum

5) Algae

Explanation:

1) Phycology, also called algology, the study of algae, a large heterogeneous group of chiefly aquatic plants ranging in size from microscopic forms to species as large as shrubs or trees.

2) Chlamydomonas is a genus of green algae consisting of about 150 species all unicellular flagellates, found in stagnant water and on damp soil, in freshwater, seawater, and even in snow as "snow algae".

3) False feet in Amoeba is called as Psedopodia

4) Anabaena is Cyanobacteria, Laminaria, Sargassum, Gelidium, Gracilaria are multicellular algae. Volvox is unicellular colonial algae.

5) Algae is called grass of water because grasses and algae are both green in colour, contain chlorophyll and they both perform photosynthesis.

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