Forestry Science quiz

More questions about Forestry Science

These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.

1. 1 Easy

   What causes heart rot, the decay found inside living forest trees?

   Answer: Specialized fungi

   Why: Heart rot fungi eat the dead heartwood at the centre while the living sapwood keeps growing, so an infected trunk can look perfectly healthy.

2. 2 Medium

   What type of root circles a tree trunk and slowly chokes its vascular tissue?

   Answer: girdling root

   Why: Girdling roots hit maples, lindens and elms hardest; the damage often shows only at 15 to 25 years old: small leaves and dying branches.

3. 3 Hard

   What term designates a tree showing superior growth and form for breeding?

   Answer: plus tree

   Why: Plus trees are carefully selected in the wild to collect seeds for high-quality timber plantation breeding.

4. 4 Easy

   What is the scientific study of dating and analyzing tree rings called?

   Answer: dendrochronology

   Why: Crossdating ring patterns across many trees fixes each ring to an exact calendar year, and a sample with bark still attached dates the year that tree died.

5. 5 Medium

   What forestry technique involves cutting trees to ground level to stimulate regrowth?

   Answer: coppicing

   Why: Coppicing exploits the natural ability of many broadleaved trees to sprout new shoots from their stumps.

6. 6 Hard

   Which silvicultural system harvests trees in stages to protect establishing seedlings?

   Answer: shelterwood

   Why: A shelterwood takes up to three cuts, and the trees left standing shield the seedlings from frost, drying wind and harsh sun until they can cope alone.