Sweet potato is a modified
1. Stem
2. Rhizome
3. Tap root
4. Adventitious root
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Eye of Potato is
1. Apical bud
2. Axillary bud
3. Accessory bud
4. Adventitious bud
Which one of the following is correctly matched
1. Onion - Bulb
2. Ginger - Sucker
3. Chlamydomonas - Conidia
4. Yeast – Zoospores
An example of edible underground stem is
1. Carrot
2. Groundnut
3. Sweet potato
4. Potato
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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