Can someone help me
1. Which of the following is a structural plant defense?
cactus spines
milkweed latex
poison ivy secretion

2. How are giraffes able to feed on an acacia tree despite the tree's long thorns?
Giraffes have a long neck that they can maneuver between the thorns.
Giraffes have a long, mobile tongue that can maneuver between the thorns.
Giraffes produce saliva that dissolves the thorns.
Giraffes don't eat acacia trees.

Question

Can someone help me  
1. Which of the following is a structural plant defense?
       cactus spines
       milkweed latex
       poison ivy secretion

2. How are giraffes able to feed on an acacia tree despite the tree's long thorns? 
       Giraffes have a long neck that they can maneuver between the thorns.
       Giraffes have a long, mobile tongue that can maneuver between the thorns.
       Giraffes produce saliva that dissolves the thorns.
       Giraffes don't eat acacia trees.

anonymous · Answer

1. cactus spines
2. ?

anonymous · Answer

1.cactus spines 
2.giraffes have a long mobile tongue that can maneuver between the thorns