AP BIOLOGY

PLANTS

PLANT REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An apple falling from a tree is an example of seed dispersal via ____
A
Wind
B
Water
C
Gravity
D
Animal
Explanation: 

Detailed explanation-1: -In some cases, the fallen fruit is carried by other agents like water, wind, birds or animal and helps in the dispersion of seeds. Apples, Commelina, canna, coconuts, calabash, passion fruit are a few examples of plants whose seeds are dispersed by Gravity – A force of attraction.

Detailed explanation-2: -Gravity: Some plants simply drop their seeds. These plants rely on gravity to disperse their seeds. Seeds from the poppy plant emerge from their fruit like pepper from a shaker, which allows the plant to form a colony around it. Seeds from the Red Buckeye fall from their fruit and sometimes roll away.

Detailed explanation-3: -Gravity dispersal, also known as “shattering” or “fruit drop” is the dispersal of a seed by falling. As the fruit reaches maturity, a natural process called abscission weakens supporting structures like stems and seed pods. This is what causes a ripe apple to fall from the tree.

Detailed explanation-4: -Different Types of Seed Dispersal Gravity: Where the seeds simply fall to the ground, like apples, black locust tree seed pods, common mullein and teasel seeds.

Detailed explanation-5: -Ans-Several plants, such as apples, Commelina, canna, coconuts, calabash, and passion fruit, are dispersed by Gravity, which is a force of attraction that attracts and pulls things together.

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