The placentation shown below will be seen in:

1. Argemone 2. Dianthus
3. Tomato 4. Sunflower

Subtopic:  Flower & Parts of Flower |
 63%

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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
Subtopic:  Venation, Types of Leaves & Phyllotaxy |
 80%
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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
Subtopic:  Morphology of Roots |
 85%
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Seed coat is membranous and generally fused with the fruit wall in:

1. Apple 2. Maize
3. Coconut 4. Castor
Subtopic:  Seed |
 63%
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In mango, the fruit is:

1. drupe and mesocarp is fleshy and edible
2. drupe and mesocarp is fibrous
3. berry and mesocarp is fleshy and edible
4. berry and mesocarp is fibrous
Subtopic:  Fruits & their Types |
 93%
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When sepals or petals in a whorl just touch one another at the margin, without overlapping, the aestivation is said to be:

1. Valvate 2. Twisted
3. Imbricate 4. Vexillary
Subtopic:  Flower & Parts of Flower |
 87%
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Imbricate aestivation of floral parts is seen in:

1. Calotropis 2. Cassia
3. China rose 4. Lady’s finger
Subtopic:  Flower & Parts of Flower |
 76%
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Pneumatophores are found in plants growing in:

1. Xeric conditions 2. Swampy areas
3. Hypersaline environments 4. Permafrost conditions
Subtopic:  Modification of Roots |
 79%
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In papilionaceous aestivation:
1. standard overlaps the wings that overlap the keel
2. standard overlaps the keel that overlaps the wings
3. wings overlap the standard that overlaps the keel
4. keel overlaps the wings that overlap the standard

Subtopic:  Flower & Parts of Flower |
 82%
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The lateral branches originate from the basal and underground portion of the main stem, grow horizontally beneath the soil and then come out obliquely upwards giving rise to leafy shoots in:

1. Opuntia and Euphorbia 2. Mint and Jasmine
3. Pistia and Eichhornia 4. Banana and Pineapple
Subtopic:  Aerial Stem Modification |
 72%
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