Cacti have spines to minimize the plant's surface area and protect the stem from herbivores.
Kaktusar har taggar för att minimera växtens yta och skydda stammen från växtätare.
| Front | Why do cacti have spines?  | 
|---|---|
| Back | Minimises surface area of the plant (and protects the stem from herbivores).  | 
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Cacti stomata open night stored day
Previous card: Water conifer's stomata located small pits reduces loss
Up to card list: Biology Topics 1-9 GCSE