Phil. Natural ; Pollution in water, air , & water

These are the major agricultural crops EXCEPT_______________.

                                                         

• A. Corn 

• B. Rice 

• C. Sugarcane

• D Banana

2. The indigenous ___________is used in the production of chocolate, candies, ice cream, and soap.

                                                                                        

• A. Pili nuts

• B. Banana  

• C. Corn

•   D. Sugarcane

3. Which of the following is NOT a renewable resources?

• A. Solar energy                                         

•   B. Fossil Fuel           

• C. Biomass     

• D. Wind energy

4. What is a natural resource?

• A. Something you do for a living                                           

                             

• B. Something found in nature people use

• C. A summer camp

• D. A way to cook camp food

5. Minerals are an important resource that comes from the earth.  Which is NOT an example of a mineral?

• A. Copper                        

• B. Coal

• C. Iron

• A. Copper                         B. Coal                               C. Iron                                D. Chlorophyl

6. ________ is often caused by heavy traffic, high temperatures, sunshine, and calm winds.

                                        

•   A. Acid rain  

• B. Global warming    

• C. Climate change          

• D. Smog

7. These are the ways by which soil can be polluted EXCEPT_________.

            

             

             

•   A. Dumping solid waste

• B. Deforestation

• C. Discharge of industrial and sanitary waste

• D. Agricultural farming

8. The following are the causes that pollute marine waters EXCEPT__________.

• A.  Inputs of waste are through pipes directly discharging wastes into the sea. Very often municipal waste and sewage from residences and hotels in coastal towns are directly discharged into the sea.

• B. Pesticides and fertilizers from agriculture which are washed off the land by rain, enter water courses and eventually reach the sea.

• C. Petroleum when burned produces gases and particulates which are pollutants. These include the poisonous carbon monoxide, hydrocarbons and nitrogen oxides.

• D. Petroleum and oils washed off from the roads normally enter the sewage system but storm water overflows carry these materials into rivers and eventually into the seas.

9. Which of the following is NOT a cause for acid rain widespread environmental damage?

 

• A. Acid rain dissolves and washes away nutrients in the soil which are needed by plants. It can also dissolve naturally occurring toxic substances like aluminum and mercury, freeing them to pollute water or poison plants.

• B. Acid comes in different kinds with different unique characteristics which are used to identify how well crops can grow.

• C. Acid rain indirectly affects plants by removing nutrients from the soil in which they grow. It affects trees more directly by creating holes in the waxy coating of leaves, causing brown dead spots which affect the plant's photosynthesis.

• D. Acid rain that falls or flows as groundwater to reach rivers, lakes, and wetlands, causes the water in them to become acidic.

10. Any undesirable effect caused to the environment due to radioactive substances or radiations is called ______________.

• A. Nuclear pollution

• B. Thermal pollution

• C. Noise pollution

• D. Acid rain