The phyllotaxy shown in the given picture is:

1. Alternate 2. Opposite
3. Whorled 4. Random

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
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The diagram shows water hyacinth. It reproduces by the sub aerial modification of stem known as:

1. Runner
2. Stolon
3. Offset
4. Sucker

Subtopic:  Asexual Reproduction |
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Match type of adhesion of stamens with example and select the correct answer from the codes given:

Adhesion of stamens Example
A. Epipetalous a. Datura
B. Epiphyllous b. Tulip
C. Gynandrous c. Calotropis

Codes

A B C
1. a b c
2. b a c
3. c a b
4. a c b
Subtopic:  Flower & Parts of Flower |
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The arrow shows structure where basal portions of the calyx, the corolla, and the stamens form a cup-shaped tube. This is called as:

     

1. Thalamus
2. Gynandrophore
3. Peduncle
4. Hypanthium

Subtopic:  Flower & Parts of Flower |

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A shows underwater leaves and B above water leaves in Limnophila heterophylla. This is an example of:

  

1. Norm of reaction
2. Developmental noise
3. Incomplete penetrance
4. Phenotypic plasticity

Subtopic:  Venation, Types of Leaves & Phyllotaxy |
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The structure shown be arrow in the given picture is called as:

 

1. Involucre
2. Spathe
3. Glume
4. Epicalyx

Subtopic:  Flower & Parts of Flower |

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The condition of the stamens in the given picture is:

1. Didynamous
2. Tetradynamous
3. Synandrous
4. Syngenesious

Subtopic:  Parts of Flower: II |
 59%

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The sub-aerial modification of the stem shown below is:

1. Stolon
2. Runner
3. Rhizome
4. Offset

Subtopic:  Aerial Stem Modification |

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What may be number of carpels in the flower shown below?

1. 1
2. 2
3. 3
4. 4

Subtopic:  Parts of Flower: II |

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The type of placentation of ovules in the following flower is known as:

1. Basal
2. Free central
3. Marginal
4. Parietal

Subtopic:  Parts of Flower: II |
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