Which of the following is incorrect regarding the leaf of a flowering plant?
1. It develops at the node and bears a bud in its axil
2. Axillary bud later develops into a branch
3. They originate from shoot apical meristems
4. They are arranged in a basipetal order
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The placentation shown below will be seen in:
1. | Argemone | 2. | Dianthus |
3. | Tomato | 4. | Sunflower |
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A parallel venation will be seen in the leaves of all the following plants except:
1. | Wheat | 2. | Rice |
3. | Pea | 4. | Maize |
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Root hairs at the root tip are formed by:
1. | Epidermal cells in the region of maturation |
2. | Cortical cells in the region of elongation |
3. | Epidermal cells in the region of elongation |
4. | Cortical cells in the region of maturation |
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Leaves are converted into tendrils in:
1. Peas
2. Cacti
3. Australian acacia
4. Venus fly trap
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Which of the following is not true for floral characters of family Fabaceae?
1. Inflorescence – racemose
2. Calyx – vexillary aestivation
3. Anther – dithecous
4. Ovary – superior
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When a flower has both androecium and gynoecium, it is termed as:
1. | Monoecious | 2. | Bisexual |
3. | Dioecious | 4. | Unisexual |
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Seed coat is membranous and generally fused with the fruit wall in:
1. | Apple | 2. | Maize |
3. | Coconut | 4. | Castor |
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An asymmetric flower is seen in:
1. Mustard
2. Pea
3. Cassia
4. Canna
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The ovary is said to be half inferior in all the following except:
1. Mustard
2. Rose
3. Plum
4. Peach
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