In Bougainvillea, thorns are the modification of:
1. Stipules
2. Adventitious root
3. Stem
4. Leaf

Subtopic:   Modifications of Stem |
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Whorled, simple leaves with reticulate venation are present in

1. Calotropis 2. Neem
3. China Rose 4. Alstonia
Subtopic:  Modification of Leaf |
 72%
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Phyllode is present in :
1. Asparagus
2. Euphorbia
3. Australian Acacia
4. Opuntia

Subtopic:  Modification of Leaf |
 64%

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Leaves become modified into spines in
1. Cactus
2. Rose
3. Citrus
4. Pistia

Subtopic:  Modification of Leaf |
 79%
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Leaves become modified into spines in
1. Pea
2. Onion
3. Silk Cotton
4. Opuntia

Subtopic:  Modification of Leaf |
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Which of the following is not a stem modification?
1. Flattened structures of Opuntia
2. Pitcher of Nepenthes
3. Thorns of citrus
4. Tendrils of cucumber

Subtopic:  Modification of Leaf |  Modifications of Stem |
 73%
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Catkin inflorescence is found in
1. Wheat
2. Oat
3. Mulberry
4. Fig

Subtopic:  Inflorescence |
 60%

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A racemose type of inflorescence with its main axis almost flat is called
1. Corymb
2. Umbel
3. Spike
4. Capitulum

Subtopic:  Inflorescence |

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Spathe is present in the flowers of
1. Banana
2. Rice
3. Marigold
4. Sunflower

Subtopic:  Flower & Parts of Flower |

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Cymose inflorescence is present in:

1. Solanum 2. Sesbania
3. Trifolium 4. Brassica
Subtopic:  Families of Flowering Plant |
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