Quiz on Diversity in Living World - Algae

The word algae was coined by Linnaeus in 1753. Algae are defined as chlorophyllous, thalloid, avascular plants with cellular differentiation. Algae contain about 18000 genera and 29,000 species. The branch of biology dealing with the study of algae is called as phycology or algology. Term phycology is derived from the Greek word phykos which means alga or "sea weed".
Structure and reproduction of algae was written by fritsch. He is known as father of phycology. Fritsch classified algae into 11 classes on the basis of type of pigments, nature of reserve food material and mode of reproduction.  Read more>>
Chlorella

1. Cyanobacteria resemble bacteria in having
naked DNA
peptidoglycan wall
ribosomes
all of these
2. Chlorella is used in space programmes for the supply of
Carbon dioxide
oxygen
Nitrogen
Hydrogen sulphide
3. In biotechnological studies, the algae that is exploited as a rich source of protein is
Spirulina
Spirogyra
Scytonema
Chlamydomonas
4. The shape of Ulothrix
Spiral
Circular
Collar like cylindrical
Coiled
5. Meiotic division in Spirogyra takes place
In the Zygote
in the tip of germling
during gamete formation
during formation of Aplanospores
6. The organ by which Ulothrix is attached to its substratum is called a
Root
Rhizoid
Holdfast
Trichome
7. Which of the following is a colorless parasitic algae
Harveyella
Oedogonium
Porphyra
Batrachospermum
8. Flagella of zoospores in brown algae are inserted
Anteriorly
Posteriorly
Laterally
All round the surface
9. Which of the following algae usually is responsible for the red colour of red sea?
Fucus furcatus
Batrachospermum
Trichodesmium erythaeum
Polysiphonium nigriscense
10. Which of the following chlorophyll is common in Bacillariophyceae and Phaeophyceae, but lacking in Rhodophyceae
Chlorophyll d
Chlorophyll c
Chlorophyll b
Chlorophyll a
Score =
Correct answers:

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