Which among the following pteridophytes has compact structure strobili formed by sporophylls as well as it shows heterospory?

1. [A]
2. [B]
3. [C]
4. All the above

Subtopic:  Pteridophytes |
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Which among the following is/are the life cycle pattern of colonial algae Volvox?

1. A
2. B
3. C
4. All of these

Subtopic:  Life Cycle Patterns in Plants (OLD NCERT) |
 82%
From NCERT
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In the following diagram A, B, C and D represent

1. A - Seta, B - Leaves, C- Rhizoids, D - Capsule

2. A - Leaf, B - Rhizoids, C- Scales, D - Root hair

3. A - Capsule, B - Seta, C- Leaves, D - Rhizoids

4. A - Capsule, B - Foot, C- Leaves, D - Rhizoids

Subtopic:  Bryophytes |
 91%
From NCERT
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The incorrect match for chlorophyll type is

1. Chlorophyll ‘a’ .... Green algae

2. Chlorophyll ‘d’ ... Diatoms

3. Chlorophyll ‘c’ ... Dinoflagellates and Brown algae

4. Chlorophyll ‘d’ ...Red algae

Subtopic:  Algae |
 88%
From NCERT
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Protonema is a characteristic feature of

1. Fern         

2. Marchantia

3. Moss     

4. Cycas

Subtopic:  Bryophytes |
 86%
From NCERT
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What is the artificial basis of classification?

(1) It is based on vegetative characters only

(2) It is based on few vegetative and reproductive characters

(3) It is based on only reproductive characters

(4) It is based on any random classification

Subtopic:  Classification System: I | Classification System: II | Classification System |
 83%
From NCERT
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Why are reproductive characters given more weightage during advanced classification?

(1) Vegetative characters are more or less constant over the generation

(2) Reproductive characters are less constant over the generation

(3) Vegetative characters are easy to get affected by environment

(4) Reproductive characters are more or less constant over the generation

Subtopic:  Classification System: I | Classification System: II | Classification System |
 73%
From NCERT
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George Bentham and Joseph Hooker gave the classification based on

(1) Artificial system

(2) Natural system

(3) Phlogenetics

(4) Numerical system

Subtopic:  Classification System: I | Classification System |
 86%
From NCERT
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Under natural system of classification which of the following cahracter is not considered?

(1) External features

(2) Phylogeny

(3) Anatomy, Embryology

(4) Phytochemistry

Subtopic:  Classification System: I | Classification System |
 58%
From NCERT
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If we want to know evolutionary relationships between organisms then which classification will resolve it :

(1) Artificial classification

(2) Natural classification

(3) Cytotaxonomy

(4) Phyogenetic classification

Subtopic:  Classification System: I | Classification System |
 94%
From NCERT
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