In bryophytes and pteridophytes, transport of male gametes requires?

1. insects 2. birds
3. water 4. wind

Subtopic:  Bryophytes | Pteridophytes |
 92%
From NCERT
NEET - 2016
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In which of the following gametophyte is not independent free-living?

1. Funaria 2. Marchantia
3. Pteris 4. Pinus
Subtopic:  Gymnosperms: I | Gymnosperms |
 74%
From NCERT
NEET - 2015
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Male gametes are flagellated in:
1. Polysiphonia
2. Anabaena
3. Ectocarpus
4. Spirogyra

Subtopic:  Pheophyceae: Brown Algae |
 71%
From NCERT
NEET - 2015
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An alga which can be employed as food for human beings:

1. Ulothrix

2. Chlorella

3. Spirogyra

4. Polysiphonia

Subtopic:  Algae | Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae: II | Chlorophyceae: Green Algae: III |
 86%
From NCERT
AIPMT - 2014
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Gametophyte in the pteridophytes is

(i) Small, inconspicuous.
(ii) Long lived, unicellular.
(iii) Mostly photosynthetic thalloid or saprophytic.
(iv) Short lived, haploid.

How many statements are correct with respect to gametophyte?

1. Two 

2.Three

3. Four 

4. One

Subtopic:  Pteridophytes |
 54%
From NCERT
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Development of the zygotes into young embryo takes within the female gametophytes in

1. Adiantum.

2. Selaginella.

3. Riccia.

4. Batrachospermum.

Subtopic:  Pteridophytes |
 71%
From NCERT
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Select the wrong statement:

1. Anisogametes differ either in structure, function or behaviour
2. In Oomycetes, the female gamete is smaller and motile, while the male gamete is larger and non-motile
3. Chlamydomonas exhibits both isogamy and anisogamy and Fucus shows oogamy
4. Isogametes are similar in structure, function and behaviour

Subtopic:  Algae |
 79%
From NCERT
AIPMT - 2013
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Mannitol is a sugar alcohol. It is as stored food in:

1.  Fucus
2.  Gracillaria
3.  Chara
4.  Porphyra

Subtopic:  Pheophyceae: Brown Algae |
 86%
From NCERT
AIPMT - 2011
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Archegoniophore is present in:
1.  Chara
2.  Adiantum
3.  Funaria
4.  Marchantia
Subtopic:  Bryophytes (Liverworts) |
 82%
From NCERT
AIPMT - 2011
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Mannitol is the stored food in:
1. Chara
2. Porphyra
3. Fucus
4. Gracillaria

Subtopic:  Pheophyceae: Brown Algae |
 89%
From NCERT
AIPMT - 2009
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