Sustainability

1  Which of the following are part of the 6 R’s. 1.Rework 2.Repair 3.Rethink 4.Rewind 5.Reciprocate 6.Reduce 7.Re-educate 8.Resolve 9.Refuse

2  A Managed forest is a…… 1.A forest where as many trees are planted as cut down 2.A forest where exactly the right amount of trees are grown for 1 year 3.A forest where the wildlife is considered. 4.A forest that contains only softwoods

3  Oil is the raw material for most plastics. Is it…… 1.A sustainable resource 2.A non-sustainable resource

4  Ore is the raw material for metals, is it….. 1.A sustainable resource 2.A non-sustainable resource

5  Trees the raw material for timber or lumber, are they….. 1.A sustainable resource 2.A non-sustainable resource

6  Are most plastics……  Bio-degradable  Non-biodegradable

7  Is wood……  Bio-degradable  Non-biodegradable

8  bio-degradable means that a material broken down into harmless particles by living organisms.  True  False

9  Which type of plastic is the most recyclable 1.Thermoplastic 2.Thermosetting plastic

10  It is more expensive to recycle steel that it is to mine and smelt it.  True  False

 Answers

1  Which of the following are part of the 6 R’s. 1.Rework 2.Repair 3.Rethink 4.Rewind 5.Reciprocate 6.Reduce 7.Re-educate 8.Resolve 9.Refuse Recycle Re-use

2  A Managed forest is a…… 1.A forest where as many trees are planted as cut down 2.A forest where exactly the right amount of trees are grown for 1 year 3.A forest where the wildlife is considered. 4.A forest that contains only softwoods

3  Oil is the raw material for most plastics, is it…… 1.A sustainable resource 2.A non-sustainable resource

4  Ore is the raw material for metals, is it….. 1.A sustainable resource 2.A non-sustainable resource

5  Trees the raw material for timber or lumber, are they….. 1.A sustainable resource 2.A non-sustainable resource

6  Are plastics…… 1.Bio-degradable 2.Non-biodegradable

7  Is wood…… 1.Bio-degradable 2.Non-biodegradable

8  bio-degradable means that a material broken down into harmless particles by living organisms.  True  False

9  Which type of plastic is the most recyclable 1.Thermoplastic 2.Thermosetting plastic

10  It is more expensive to recycle steel that it is to mine and smelt it.  True  False