Question

(3) It can tower over 50 feet tall and weighs as much as 8 tons.

Answer 1

Feature extremely high temperatures and dry conditions could be added after sentence 3 to strengthen the introduction to this paper

Explanation:

• Generally in the introduction paragraph the lines a content should be short a crisp when compared to the whole essay.  
• Here in this introductory passage, we are talking about the desert and the cactus characteristics which are known to be the special and privilege plant of the desert.
• The cactus possess many characters which make them survive in the extreme hot condition and also survive them from predators.  
• Thus this introduction describes such types of cactus species and explains its characters and features.