Rhodophyceae

Q.

To which division do red, brown, and green algae belong?

Q.

Which algae stores starch?

Q.

How come 'non-green' forms of algae are clubbed together with the green chlorophyllous algae, in the same plant kingdom division?

1. They contain chlorophyll for photosynthesis

2. They share similar physiology

3. They share high structural similarity

4. All of the above

Q.

Differentiate between the following:-

(i)red algae and brown algae

(ii) liverworts and moss

(iii) homosporous and heterosporous pteridophyte

(iv) syngamy and triple fusion

Q.

Algae are similar to plants and were classified together because

1. they have true leaves, stems and roots

2. they make their own food through photosynthesis

3. they produce seeds

4. they do not prepare their own food by themselves

Q.

Where is Floridian starch found naturally?

Q.

Both gymnosperms and angiosperms bear seeds, then why are they classified separately?

Q. Pick the option which includes all the correct statements from the following.

A. Chlorophyceae: Chlorophyll a and chlorophyll c pigments, starch-stored as food, asexual reproduction by zoospores.

B. Phaeophyceae: Fucoxanthin pigment, mannitol-stored as food, pear-shaped zoospores with 2, unequal sized apical flagella.

C. Rhodophyceae: Phycoerythrin pigment, floridean starch, reproduction by non-motile spore.

1. A, B and C
2. Only A
3. Only B
4. Only C

Q.

Which of the following statement is correct with reference to bryophytes?

1. Their female sex organ is called oogonium

2. They lack true roots, stem or leaves

3. Their sex organs are unicellular

4. Antherozoids are multiflagellated

Q.

name the asexual spores in Ascomycetes.

Q.

Plants without well-differentiated stem, root and leaf are kept in ____________.