John realized that his orchard has been invaded by certain harmful invasive plants. these plants are consuming all the soil nutrients and water, and they are outcompeting native plants. john decided to cover the invasive plants with black plastic for one growing season. which method did john use to control the invasive species? a. girdling b. mowing c. digging d. smothering e. tilling

John used D. Smothering

By placing plastic over the plants, they wouldn't be able to receive sunlight and thus they starved because plants don't only live off of water and soil nutrients, they also need sunlight for a process called photosynthesis that helps them make food out of water and carbon dioxide.

You answer would be D) Smothering

Explanation:

A) Gridling is where you cut the bark of a tree in a complete circle, all the around. That being said, answer choice A is incorrect.

B) John put a black plastic over the invassive plants, therefore John isn't mowing the invassive plants. That being said, B is incorrect.

C) John didn't dig the invassive plants, all he did was cover them. That being said, answer choice C is incorrect.

D) Smothering. Smothhering is when you basically suffocate the plant. By covering the invassive plant, it's no able to get any sunlight which will cause the invassive plant to die off. That being said, answer choice D is correct.

E) John wasn't preparing the area around the plant, which means answer choice E is incorrect.

answer'; traffic sign,barricades and flaggers;