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WorksheetsPRE-TEST SCIENCE IV-EMOI
Total questions: 20
Worksheet time: 10mins
1. Which of the following materials float in water?
A. big stone
B. metal spoon
C. empty plastic bottles
D. crystal glass
2. If you are going to dispose of waste materials commonly found at home, what are you
going to do with the decaying materials?
A. Make a compost pit
B. Throw them in the river
C. mix them with non-decaying
D. A. Keep them in the cabinet and use them again
3. Why do Front liners of the COVID-19 pandemic use face shields and surgical gloves?
A. for fashion
B. to make them comfortable
C. to make them look more attractive to patients
D. to protect them from droplets of the COVID-19 virus
4. Why does butter harden when placed in a refrigerator?
A. It has been heated.
B. It has been cooled.
C. It has been fried.
D. It has been boiled.
5. How do the lungs work together with the other organs of the body? The lungs provide _____________________.
oxygen needed by the brain
nutrients needed by the heart
food needed by the stomach
blood needed by the stomach
6. The skeletal system has many functions. Which of the following body functions does the skeletal system does not do?
A. Remove germs from the blood
B. Protect the internal organs
C. Give shape and support to the body
D. Produce red and white blood cells
7. How do the heart and lungs work together?
A. The lungs help the heart to pump blood.
B. The heart provides nutrients to the lungs.
C. The lungs help the heart provide nutrients to the body.
D. The heart pumps the blood to the different body parts while the lungs filter the blood before going back to the heart.
8. Mang Mario owns a huge land area. He planted it with different agricultural products such as palay, corn, and sugarcane. Every time he visits his field, he never failed to wear long sleeves, pants, and boots. Why do you think wearing sleeves when visiting the field is important?
A. To be an example to another farmer.
B. To be more presentable while working in the field.
C. To brag his long sleeves and boots to his co-worker
D. To avoid him from getting hurt from the hairy stem of the corn plants.
9. What do you think will happen if there will be not enough food in the environment for different organisms?
A. Organisms will stay in their habitat.
B. The life cycle of organisms will continue.
C. There will be more competition for food.
D. Death among organisms will become less.
10. Upon application of force, which of the following objects will move faster?
A. wooden chair
B. refrigerator
C. table
D. ball
11. Why is force important to animals, humans, and plants?
A. To produce materials out of garbage
B. To know your roles and responsibilities
C. To perform our daily activities
D. To change our life on earth
12. The following statements affect the movement of an object EXCEPT one.
A. A girl molding clay.
B. A boy pushing his toy car.
C. Children playing soccer.
D. None of the above
13. How can we protect our water sources?
A. planting trees
B. using chemicals
C. burning fossil fuels
D. dumping of garbage
14. Which of the following should be avoided so as not to affect the water, food, shelter, and space in the environment?
A. reforestation
B. controlled mining
C. water conservation
D. converting forest to residential areas
15. Why does this shirt appear Black?
A. Black absorbs all the colors of white light
B. All the colors bounce and make black
C. Black absorbs none of the colors of white light
D. none of the choices
16. Which type of soil is best for planting?
A. Clay
B. Loam
C. Sand
D. Clay and Loam
17. How do decayed organisms like plants and animals make the soil fertile? It _________.
A. changes its color
B. enhances odor
C. makes the texture finer
D. adds nutrients to the soil
18. Why is soil called a renewable resource? Because ___________.
A. can be recycled
B. will not last long
C. needs to be conserved
D. available for use anytime
19. How is the sun beneficial to humans? It is beneficial when it can _______.
A. dry our crops.
B. give heat and light.
C. dry our laundry.
D. All of the choices
20. One Saturday, you went swimming with your friends in the nearby river. You noticed that your skin was reddish. What was the harmful effect of the sun’s heat
on your skin?
A. blisters
B. cancer
C. sunburn
D. skin allergy
