Water is essential for Bryophyta:
 

1. For fertilization and homosporous nature
2. Water should be filled in the archegonium for fertilization
3. Water is necessary for the movement of sperm
4. For the dissemination of spores

Subtopic:  Bryophytes |
 59%
From NCERT
AIPMT - 1998
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

A true statement for Ulothrix:
 

1. Filamentous thallus and flagellated reproductive structures
2. Branched thallus
3. Flagellated cells absent
4. None of the above
Subtopic:  Chlorophyceae: Green Algae |
 86%
From NCERT
AIPMT - 1998
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which statement is wrong for Cycas:
1.  Xylem have vessels
2.  Female flowers well developed
3.  It has coralloid roots
4. Circinate ptyxis

Subtopic:  Examples of Gymnosperms |
AIPMT - 1998
Please attempt this question first.
Hints

Largest sperm is of:
1.  Pinus
2.  Cycas
3.  Ephedra
4.  Sequoia

Subtopic:  Examples of Gymnosperms |
AIPMT - 1998
Please attempt this question first.
Hints

Walking fern, a name of Adiantum is due to:
1.  Dispersal by animals
2.  Reproduction by spores
3.  Vegetative reproduction
4.  Power of locomotion

Subtopic:  Pteridophytes |
AIPMT - 1998
Please attempt this question first.
Hints

Transfusion tissue is present in the leaves of:
1.  Pinus
2.  Dryopteris
3.  Cycas
4.  Both (1) and (3)

Subtopic:  Examples of Gymnosperms |
 77%
AIPMT - 1998
Please attempt this question first.
Hints

Which of the following statement is true for bryophyta:
 

1. Along with water absorption roots also provide anchorment to plants
2. Sporophyte is dominant
3. Gametophyte is dominant and sporophyte is mostly parasitic
4. Gametophyte is parasitic

Subtopic:  Bryophytes |
 86%
From NCERT
AIPMT - 1999
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Endosperm in Gymnosperm is:
1.  Polyploid
2.  Diploid
3.  Triploid
4.  Haploid

Subtopic:  Gymnosperms |
 59%
AIPMT - 1999
Please attempt this question first.
Hints

Funaria's male gametes are:
1.  Poly flagellate
2.  Mono flagellate
3.  Biflagellate
4.  Tetra flagellate

Subtopic:  Bryophytes |
 83%
AIPMT - 1999
Please attempt this question first.
Hints

Plant group with the largest ovule, largest tree, and largest gametes:

1. Gymnosperm

2. Angiosperm

3. Bryophyta

4. Pteridophyta

Subtopic:  Gymnosperms |
 67%
AIPMT - 2000
Please attempt this question first.
Hints