Plant Dispersal Quiz

Why is the dispersal of fruits and seeds necessary?

• To avoid overcrowding a particular area with the same plant species

• To increase competition among plants

• To attract more sunlight

• To provide food for animals

Which external agent aids in the dispersal of fruits and seeds?

• Wind

• Sunlight

What feature of fruits and seeds helps in their dispersal by wind?

• Succulent pericarp

• Edible skin

• Hook-like structures

• Large surface area

Which fruit is an example of dispersal by animals?

• Maple seed

• Dandelion

• Coconut

• Cotton

What is the purpose of the scented and brightly colored skin of succulent fruits?

• To repel animals

• To attract animals

• To protect the seeds

• To provide camouflage

How are dry fruits like Xanthium dispersed by animals?

• By bursting open suddenly

• By being eaten and excreted

• By adhering to animal fur

• By floating on water

Which type of plants depend on water dispersal for their fruits and seeds? (select all that apply)

• River bank plants

• Aquatic plants

• Seashore plants

• Desert plants

What feature of the coconut fruit enables it to float on water?

• Fibrous husk

• Edible seeds

• Succulent pericarp

• Waterproof skin

How do the seeds of the water lily disperse?

• By being eaten and excreted

• By adhering to animal fur

• By floating on water

• By bursting open suddenly

What is the method of dispersal for ripe balsam fruits?

• Adhering to animal fur

• Floating on water

• Bursting open suddenly

• Being eaten and excreted