Plants of this group are diploid and well adapted to extreme conditions. They grow bearing sporophylls in compact structures called cones. The group in reference is

1. Monocots 2. Dicots
3. Pteridophytes 4. Gymnosperms

Subtopic:  Gymnosperms |
 74%
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The embryo sac of an Angiosperm is made up of
1. 8 cells
2. 7 cells and 8 nuclei
3. 8 nuclei
4. 7 cells and 7 nuclei

Subtopic:  Pistil: Ovule |
 94%
From NCERT
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If the diploid number of a flowering plant is 36. What would be the chromosome number in its endosperm
1. 36
2. 18
3. 54
4. 72

Subtopic:  General Account of Angiosperms (OLD NCERT) |
 77%
From NCERT
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Protonema is
1. Haploid and is found in mosses
2. Diploid and is found is liverworts
3. Diploid and is found in pteridophytes
4. Haploid and is found in pteridophytes

Subtopic:  Bryophytes |
 84%
From NCERT
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The giant Redwood tree (Sequoia sempervirens) is a/an

1. Angiosperm 2. Free fern
3. Pteridophyte 4. Gymnosperm
Subtopic:  Gymnosperms |
 85%
From NCERT
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The dominant generation in a fern is the:
1. gametophyte
2. haploid
3. sporophyte
4. haplont

Subtopic:  Algae | Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Bryophytes | Pteridophytes |
 78%
From NCERT
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The leaf-like photosynthetic organ in brown algae is called as:
1. Holdfast
2. Stipe
3. Frond
4. Rhizoid

Subtopic:  Pheophyceae: Brown Algae |
 87%
From NCERT
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What is not true for mosses?

1. Sporophyte is less elaborate than liverworts
2. Protonema stage develops directly from a spore
3. Leafy stage develops from a secondary protonema as a lateral bud
4. They are attached to soil through multicellular and branched rhizoids
Subtopic:  Bryophytes |
 80%
From NCERT
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Antheridium of bryophytes produce _______ antherozoids.

1. Non-motile 2. Uni-flagellate
3. Biflagellate 4. Ciliate
Subtopic:  Bryophytes |
 85%
From NCERT
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Identify the incorrect statement regarding green algae:
1. Major pigments are chlorophyll a and b
2. Stored food is floridean starch
3. Cellulosic cell wall
4. 2-8, equal and apical flagellar insertions

Subtopic:  Algae |
 85%
From NCERT
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