Existing landfilles are generally considered sufficient to serve as the sole means of disposing of the nations waste for the foreseeable future.true/false

False.

Explanation:

The waste may be defined as any undesirable substance that left out after using the particular substance. The waste substance can be defined into two main classes - biodegradable and non biodegradable waste.

The one way to dispose out the waste product is the landfilles. The substance that cannot be degraded by any other means can be land filled. But this waste disposal method is not enough to contain the whole nation waste and all the waste cannot be land filled.

Thus, the correct answer is false.

it is used to carry fluids

Explanation:

This is because xylem is one other vascular or conducting tissue found in plants which help to transport water, minerals or nutrients from the plants root, to the stem and to the leaves.it also provide physical support to the plants. It contain specialized cells that conduct water and these cells are called tracheary elements.