Colonial algae is

1. Volvox

2. Ulothrix

3. Spirogyra

4. Kelps

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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In chlorophyceae and phaeophyceae, the type of sexual reproduction is

1.Isogamous

2.Anisogamous

3.Oogamous

4. All of the above

Subtopic:  Chlorophyceae: Green Algae: III | Pheophyceae: Brown Algae | Chlorophyceae: Green Algae |
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Green algae usually have a rigid cell wall made of an inner layer of ….…. and outer layer of ………

(1) Pectose, Cellulose

(2) Cellulose, Pectose

(3) Algin, carrageenan

(4) Carrageen, Algin

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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Zoospore formed during asexual reproduction in chlorophyceae are

(1) Flagellated

(2) Non-flagellated

(3) Ciliated

(4) Non ciliated

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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Examples of Green alga is not

(1) Chlamydomonas,Volvox,Ulothrix

(2) Spirogyra

(3) Chara

(4) Fucus

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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Chloroplasts can be discoid, plate-like, reticulate, cup-shaped, spiral or ribbon-shaped in different species. Such variety can be found in

(1) Chlorophyceae

(2) Phaeophyceae

(3) Rhodophyceae

(4) All of these

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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Pyrenoid is

(1) Storage bodies located in cytoplasm of chloropbyceae

(2) Storage bodies located in cytoplasm of Phaeophyceae

(3) Storage bodies located in chloroplast of chlorophyceae

(4) Storage bodies located in chloroplast of Phaeophyceae

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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This picture is associated with an organism that belongs to a class. Which of the following features is not correct about that class?

                                  

(1) Three types of sexual reproduction

(2) A variety of chloroplast in different species

(3) Inner pectose and outer cellulose in cell wall

(4) Pigments-choorophyll a and chlorophyll b

Subtopic:  Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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Which pair[s] is/are in incorrectly matched?

I. Phaeophyceae - Algin in cell wall

II. Chlorophyceae - Laminarin is stored food

III. Rhodophyceae - 2, unequal, lateral flagella

(1) Only II

(2) Only III

(3) I and II only

(4) II and III only

Subtopic:  Chlorophyceae: Green Algae: I | Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Chlorophyceae: Green Algae |
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In the given diagrams, some of the algae have been labelled as A, B, C, D and E. Choose the correct option to identify these algae.

A B C D E
1. Dictyota Polysiphonia  Porphyra Fucus Laminaria
2. Porphyra Dictyota Laminaria Fucus Polyspiphonia
3. Dictyota Polysiphonia Porphyra Laminaria Fucus
4. Fucus Porphyra Dictyota Polysiphonia  Laminaria
Subtopic:  Chlorophyceae: Green Algae: I | Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Chlorophyceae: Green Algae |
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