1. Jack pines have longer needles than all other pines.

2. Jack pines need extreme heat to make saplings.

3.Jack pines shed their needles in winter.

4.Jack pines are related to white pines.

5. Jack Pines have cones.

Answers are below!

Answers: 1. False, red pines have the largest needles; 2. True; 3. False, only trees with leaves do; 4. True; 5. True.