Partes de una planta – Cierto o falso

The video discusses the unique flowering behavior of the Saguaro cactus, which blooms at night to align with the activity of its nocturnal pollinators. This adaptation prevents the nectar from drying out in the sun, ensuring successful pollination.

What is unique about the flowering time of the saguaro cactus?

• They bloom in the morning.

• They bloom only at night.

• They bloom in the afternoon.

• They bloom during the day.

Why do saguaro flowers open at night?

• To avoid predators.

• To conserve water.

• To attract nocturnal pollinators.

• To avoid sunlight.

What do the pollinators of the saguaro cactus feed on?

• Roots

• Nectar

• Stems

• Leaves

What would happen if saguaro flowers opened during the day?

• The flowers would last longer.

• They would attract more pollinators.

• The nectar would dry out.

• They would produce more seeds.

What is the main risk of saguaro flowers opening in sunlight?

• Increased pollination

• Nectar preservation

• Nectar drying out

• Longer blooming period