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. Which of these is a natural resource? A. crude oil B. cement C. factory worker D. petrochemicals

Sagot :

Crude oil is a natural resources. 

Other types are:
Water. 
wood
coal 

and so forth. 
Yes, crude oil is a natural resource. A natural resource is (and I quote from the dictionary) materials or substances that occur in nature and can be used for economic gain. For example, the top 10 natural resources in the world are:
1. water
2. air
3. coal
4. oil
5. natural gas
6. phosphorus
7. other minerals
8. iron
9. soil 
10. forests and timber
hope this helps!!!!!! (: