Anatomy of Flowering Plants

Anatomy of Flowering Plants

Moderate Questions
Difficult Questions

Advanced Botany

Plant Growth and Development
Organisms and Populations
Ecosystem
Biodiversity and Conservation
Environmental Issues
Microbes in Human Welfare
Strategies for Enhancement in Food Production
Molecular Basis of Inheritance
Principles of Inheritance and Variation
Sexual Reproduction in Flowering Plants
Reproduction in Organisms
The Living World
Respiration in Plants
Photosynthesis
Mineral Nutrition
Transport in Plants
Cell Cycle and Cell Division
Cell-The Unit of Life
Anatomy of Flowering Plants
Morphology of Flowering Plants
Plant Kingdom
Biological Classification
  1. In unilocular ovary with a single ovule the placentation is:








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    In basal type of placentation, the ovary is unilocular with a single ovule. In this, the placenta is at the base of the ovary. It is seen in Polygonum.

    Correct Option: B

    In basal type of placentation, the ovary is unilocular with a single ovule. In this, the placenta is at the base of the ovary. It is seen in Polygonum.

  1. Which one of the following diagrams represents the placentation in Dianthus?








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    Free central placentation occurs in Dianthus and Primula in which ovules are borne on central axis and septa are absent.

    Correct Option: B

    Free central placentation occurs in Dianthus and Primula in which ovules are borne on central axis and septa are absent.

  1. When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:








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    If the margins of sepals or petals overlap one another but not in any particular direction as in Cassia and gulmohur, the aestivation is called imbricate.

    Correct Option: B

    If the margins of sepals or petals overlap one another but not in any particular direction as in Cassia and gulmohur, the aestivation is called imbricate.

  1. Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunhemp, gram, guava, bean, chilli, plum, petunia, tomato, rose, withania, potato, onion, aloe and tulip how many plants have hypogynous flower?








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    Mustard (cruciferae), brinjal (solanaceae) china rose (malvaceae), lupin (leguminosae), gram (leguminosae), bean (leguminosae), chilli, Petunia, potato, tomato, Withania (solanaceae), onion, Aloe, tulip (liliaceae) have hypogynous flower while bittergourd, cucumber (cucurbitaceae), guava (myrtaceae) have epigynous flower and rose has perigynous flower.

    Correct Option: B

    Mustard (cruciferae), brinjal (solanaceae) china rose (malvaceae), lupin (leguminosae), gram (leguminosae), bean (leguminosae), chilli, Petunia, potato, tomato, Withania (solanaceae), onion, Aloe, tulip (liliaceae) have hypogynous flower while bittergourd, cucumber (cucurbitaceae), guava (myrtaceae) have epigynous flower and rose has perigynous flower.

  1. Among flowers of Calotropis, tulip, Sesbania, Asparagus, Colchicine, Sweet pea, Petunia, Indigofera, Mustard, Soyabean, Tobacco and groundnut how many plants have corolla with valvate aestivation?








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    Calotropis, tulip, Asparagus, colchicine, Petunia, mustard, tobacco have valvate aestivation while sweet pea, groundnut, soyabean, Indigofera, Sesbania have vexillary aestivation.

    Correct Option: C

    Calotropis, tulip, Asparagus, colchicine, Petunia, mustard, tobacco have valvate aestivation while sweet pea, groundnut, soyabean, Indigofera, Sesbania have vexillary aestivation.