BIOLOGY QUESTIONS

Question 44 of 60 1.667 Points

Doreen grows flowers to sell and suspected that her chrysanthemums were infected with a bacterial species that impaired nutrient flow from leaves to roots. What cell type would you examine to determine if this were a problem?
 A. Tracheids.  
 
 B. Sclereids.  
 
 C. Sieve tubes.  
 
 D. Guard cells.  
 
 E. Collenchyma cells.  

Fredrica examined a specimen of a new plant species and noticed that it had a very thick cuticle. What might this suggest?
 A. The plant would not require companion cells but may have them.  
 
 B. The plant would be lacking in companion cells.  
 
 C. The plant would be an excellent source of fiber for weaving.  
 
 D. The plant was adapted to living under very wet conditions.  
 
 E. The plant was adapted to drought conditions.