Q4 Science

1. It is dark color organic material which is made up of decaying plants and animals found in the uppermost layer of the soil _______ 

• sand

• silt

• clay

• loam

What consists of a mixture of weathered rocks which is ground into powder mineral, and a variety of living and dead life forms?_______ 

• sand

• silt

• clay

• loam

• humus

8. Why do Filipino farmers plant their rice crops in clay soil?

• 
  

  A. because the particles are loose
  

• B. because of high water-holding capacity

• C. because it contains humus

• D. because it store small amount of water 

Which group of words best describe clay?

•  A. gray, chunky, smooth 

•   B. flaky, yellow, rough

• B. reddish, sticky, smooth

• C. fine, dark , soft

People build dams to collect the _______ 

• Salt water

• B. rain water

• B. ocean water

• D. sea water

 The following tells about good practices of using water, EXCEPT ONE?

• Playing with water when bathing

• Washing our hands and feet  

• watering plants

• used for cooking

 Once water vapor becomes cold enough, it turns into droplets of liquid water. This process is called _______

•  A. condensation

• B. sublimation

• C. precipitation

• D. evaporation

Which of the following statements tell the importance of the water cycle?

•  A. It can cause too much water fall down on earth

• B. It can cause flood in low lying areas

•  C. It makes water present in the atmosphere

•    D. It makes water necessary for survivor

As the water vapor rises in the atmosphere, it cools and becomes heavy back into liquid form, where tiny droplets of liquid form clouds. What is this process?

• Evaporation

• condensation

• precipitation

• sublimation

 Your family is planning to have your summer outing. What preparations will you do to protect yourself from overexposure to sunlight?

•       A.Do not forget to bring rashguard

  
  

• B. Brings sweaters 

•      C. Do not worry about the clothes

• D. Brings fashionable clothe