When the pollen grains are placed in a beaker containing water, they will

Keep practicing — related questions

• Pollen sacs are packed with
• Pollen tube grows from the _____ and reaches till __________.
• The ____________________, at the tip of the stamen, produces pollen.
• The _________ remains close to the growing tip of the pollen tube and eventually disintegrates.
• After landing on the stigma, the pollen grain germinates to give rise to ______________.
• Micropyle in seed helps the entry of
• In ______, the pollen from the anther fails to germinate on the stigma of the flower.
• Grains of pollen get carried to the stigma by insects or wind. This is called ______.