WONDER #1927: How Do Trees Make Sap?

Question 1 of 3

When temperatures drop below freezing, what kind of pressure develops within a tree?

1. positive
2. negative
3. neutral
4. sapling

Question 2 of 3

It takes about how many gallons of sap to make one gallon of maple syrup?

1. 1
2. 10
3. 20
4. 40

Question 3 of 3

Sap moves through part of the outer tree trunk called what?

1. sapwood
2. barkley
3. tunnelsap
4. sapbark

Check your answers online at https://www.wonderopolis.org/wonder/how-do-trees-make-sap.