Question

Please explain all the options in brief.

In a forest fire, many oak trees were destroyed. After the fire, numerous taller trees replaced the oak trees. What is the best explanation of this event?

1. The tall trees grow faster and create a canopy, which did not allow oak trees to grow.
2. The burning of the trees changed the pH of the soil, which did not allow oak trees to grow.
3. Roots of shrubs and trees proliferate, taking over the place of the oak trees.
4. Oak trees succumb to pests, thus other pest resistant trees are able to proliferate.

Answer 1

Answer c-After fire, first plant that grows are annual plants.Roots of herbs and shrubs and trees proliferate,taking over the place of Oak trees.These annual plants or some pioneer species take place of oak trees.Thats why taller trees replaced oak trees.