In ginger, vegetative propagation occurs through
1. Offsets
2. Bulbils
3. Runners
4. Rhizome
Which of the following pairs is not correctly matched?
Mode of reproduction Example
1. Rhizome Banana
2. Binary fission Sargassum
3. Conidia Penicillium
4. Offset Water hyacinth
Stems modified into flat green organs performing the functions of leaves are known as :
1. Scales
2. Cladodes
3. Phyllodes
4. Phylloclades
In Bougainvillea, thorns are the modification of:
1. Stipules
2. Adventitious root
3. Stem
4. Leaf
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Whorled, simple leaves with reticulate venation are present in
1. | Calotropis | 2. | Neem |
3. | China Rose | 4. | Alstonia |
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Phyllode is present in :
1. Asparagus
2. Euphorbia
3. Australian Acacia
4. Opuntia
Leaves become modified into spines in
1. Cactus
2. Rose
3. Citrus
4. Pistia
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Leaves become modified into spines in
1. Pea
2. Onion
3. Silk Cotton
4. Opuntia
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
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Catkin inflorescence is found in
1. Wheat
2. Oat
3. Mulberry
4. Fig