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Q. No.Read the following five statements (I to V) and select the option with all correct statements.
I. Mosses and lichens are the first organisms to colonise a bare rock.
II. Selaginella is a homosporous pteridophyte.
III. Coralloid roots in Cycas have VAM.
IV. Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic.
V. In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte.
I. Mosses and lichens are the first organisms to colonise a bare rock.
II. Selaginella is a homosporous pteridophyte.
III. Coralloid roots in Cycas have VAM.
IV. Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic.
V. In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte.
1. I, III and IV
2. II, III and IV
3. I, IV and V
4. II, III and V
2. II, III and IV
3. I, IV and V
4. II, III and V
Subtopic: Bryophytes | Pteridophytes | Gymnosperms |
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Please attempt this question first.
Difficulty Level:
In which of the following gametophyte is not independent free-living?
1. Funaria
2. Marchantia
3. Pteris
4. Pinus
2. Marchantia
3. Pteris
4. Pinus
Subtopic: Gymnosperms: I | Life Cycle Patterns in Plants | Gymnosperms |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Which one of the following statements is wrong?
1. Algin and carrageenan are products of algae
2. Agar-agar is obtained from Gelidium and Gracilaria
3. Chlorella and Spirulina are used as space food
4. Mannitol is stored food in Rhodophyceae
2. Agar-agar is obtained from Gelidium and Gracilaria
3. Chlorella and Spirulina are used as space food
4. Mannitol is stored food in Rhodophyceae
Subtopic: Rhodophyceae: Red Algae and Importance of Algae |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Male gametes are flagellated in
1. Polysiphonia
2. Anabaena
3. Ectocarpus
4. Spirogyra
2. Anabaena
3. Ectocarpus
4. Spirogyra
Subtopic: Pheophyceae: Brown Algae |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Which one of the following shows isogamy with non-flagellated gametes?
1. Sargassum
2. Ectocarpus
3. Ulothrix
4. Spirogyra
Subtopic: Algae |
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Please attempt this question first.
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Which one of the following is wrong about Chara?
1. upper oogonium and lower round antheridium
2. Globule and nucule present on the same plant
3. Upper antheridium and lower oogonium
4. Globule is male reproductive structure
Subtopic: Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Which of the following is responsible for peat formation?
1. Marchantia
2. Riccia
3. Funaria
4. Sphagnum
Subtopic: Bryophytes (Liverworts) | Bryophytes (Anthoceropsida) |
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An alga which can be employed as food for human beings :
1. Ulothrix
2. Chlorella
3. Spirogyra
4. Polysiphonia
Subtopic: Rhodophyceae: Red Algae and Importance of Algae |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Besides paddy fields, cyanobacteria are also found inside vegetative part of:
1. Cycas
2. Equisetum
3. Psilotum
4. Pinus
Subtopic: Gymnosperms: I | Gymnosperms |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
Difficulty Level:
Isogamous condition with non-flagellated gametes is found in
1. Spirogyra
2. Volvox
3. Fucus
4. Chlamydomonas
Subtopic: Chlorophyceae: Green Algae: I | Chlorophyceae: Green Algae |
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