When should first aid be administered?

• Before calling for medical help

• Only after medical help arrives

• Never, as it can worsen the situation

• Only in emergency situations

What is the main source of energy for tree growth?

• Sunlight

• Water

• Soil

• Air

What is the purpose of seasoning timber?

• To increase its strength

• To improve its appearance

• To reduce its moisture content

• To make it more flammable

What is the main advantage of casting?

• It can produce complex shapes.

• It is a very fast process.

• It is a very cheap process.

• It produces very strong metal.

Which of these situations would NOT require first aid?

• A person with a nosebleed

• A child who has swallowed a toy

• A person feeling hungry

• A person with a sprained ankle

Which part of the tree is responsible for transporting water and nutrients?

• Roots

• Leaves

• Trunk

• Bark

What is the process of drying timber in kilns called?

• Air drying

• Kiln drying

• Solar drying

• Oven drying

What is an alloy?

• A pure metal

• A mixture of two or more metals

• A metal that has been heat-treated

• A metal that has been cast

What is the process by which trees produce their own food?

• Respiration

• Photosynthesis

• Transpiration

• Decomposition

Which of the following is a common defect in wood?

• Knots

• Shakes

• Checks

• All of the above