Question

Which statements accurately describe desert vegetation?

1. Desert vegetation is sparse and generally lacks adaptations for water conservation.
2. Xerophytes are a common type of desert plant adapted to survive with minimal water.
3. North American deserts typically have less vegetation compared to Asian deserts.
4. The Saguaro cactus is an example of a plant that can grow to a significant height in desert environments.

• A. ii, iv
• B. iii, iv
• C. i, iv
• D. i, iii

Answer 1

Answer:

A. ii, iv

• Deserts display an unexpectedly large amount of biodiversity, with plants and animals show-ing interesting ways of adapting to lack of water and extreme temperatures.

• The amount and type of vegetation varies from desert to desert, with North American deserts supporting more vegetation than Asian deserts.

• Plants are usually low in height, although the Saguaro cactus in the Sonoran desert is almost tree-like in height

• Most plants in the deserts are xerophytes that cansurvive with very little water and can with-stand long periods of drought.