Forest Utilization & Engineering

The force sometimes express pound square inch of pull required to break the interval bonding of a panel board is called

• Breakeven point

• Tensile strength

• modulus of rapture

• modulus of elasticity

latex extracted from Canarium spp. trees are called

• Manila elemi

• gutta percha

• manila copal

• balau

Is described as internal checking when drying stresses develop and exceed the strength if wood.

• Honey comb

• case hardening

• twisting

• end checking

a lumber with a volume of 1 bd.ft has a dimension of

• 1" x 1" x 1 ft

• 12" x 12" x 1 ft

• 12" x 12" x 12 ft

• 1" x 12" x 1 ft

What is that discipline that deals with the study of man at work, aimed to achieving safety and efficiency?

• Ergonomics

• Technological safety

• anthropology

• operation research

A type of debarker applied to large, old growth logs with thick and heavy bark called

• ring debarker

• cambiodebarker

• spud

• hydraulic debarker

What particular measuring principle could you consider to insure accuracy of measuring volume of irregular shape of wood?

• Dendrometer

• Hypsometer

• Xylometer

• Calorimeter

Known for its medical value and food supplement

• Yakon

• Neem tree

• Dita

• Jatropa

The following wood species are classified as wood of light color

• Amugis, malugai, bitaog

• Narra, tindalo, ipil

• Almaciga, dita, lanete

• Kalantas, red lauan, tanguile

Oil fustic is a product of Chlorophora tinctoria a woody plant belonging to the family of

• Moraceae

• Loganiaceae

• Fagaceae

• Euphorbiaceae