Sexual Reproduction in Flowering Plants questions
847 published questions with worked solutions.
- During the formation of embryo sac, the functional megaspore undergoes
- Indicate the stage (I, II or III) where meiosis occurs in the flow chart. Megaspore mother cell -(I)-> Megaspores -(II)-> Embryo...
- Which of the following is not a pre-fertilization event?
- Continued self-pollination results in
- Self-incompatibility is
- Self-incompatibility is a device for 1. Ensuring cross-pollination 2. Preventing self-fertilization 3. Ensuring...
- Device to discourage self-pollination or increase cross-pollination is
- Cross-pollination results in
- Xenogamy or cross-pollination is performed by 1. Abiotic agencies 2. Biotic agencies 3. Insects only Choice the correct option...
- Match the following column I with column II. Column I (Agents of pollination) A. Wind B. Water C. Insects D. Birds E. Bats Column...
- Characteristics of wind-pollinated pollen is, they are
- Myrmecophily occurs through
- Wind-pollinated flowers often have
- Cross-pollination brings about heterogeneity in the plant. It is done by many agents in plants. Match the correct pairs of plant...
- The morphological self-incompatibility occurs in flowers having heterostyly. It promotes
- Water-pollinated flowers are 1. Small, colorless and inconspicuous. 2. Odorless and nectarless. 3. Produces light, dry and...
- Bird-pollinated flowers can be 1. Cup-shaped 2. Urn-shaped 3. Rich in nectar 4. Bright in color 5. Produces large quantities of...
- Generally pollen tube enters through
- Match of the following column I with column II. Column I A. Porogamy B. Chalazogamy C. Misogamy Column II 1. Pollen tube enters...
- How many nuclei take part in double fertilization of flowering plants?
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration