Quiz about Science :LS2

Question 1

1. Which of the following CANNOT be considered a progress in electronics?

Accepted Answer

(D) from pencil to manual typewriter

Answer

(A) from air mail to e-mail

Answer

(B) from radio to television

Answer

(C) from newspaper to internet

Question 2

2. Roger started smoking at the age of 14. One day, he experienced difficulty in breathing. According to his laboratory results, this is due to over-inflation of tiny air sacs in the lungs. His respiratory condition is called

Accepted Answer

(C) emphysema

Answer

(A) asthma

Answer

(B) colds

Answer

(D) pneumonia

Question 3

3. Joseph, a high school student, has joined a fraternity known to be using prohibited drugs. Since then, he has incurred frequent absences, shown lack of interest in school, and has been observed with poor hygiene. If there will be more students like Joseph, which of the following might NOT occur?

Accepted Answer

(A) healthy community

Answer

(B) interpersonal conflict

Answer

(C) physical violence

Answer

(D) school drop-out

Question 4

4. Which of the following statements is true about the changes in the appearance of the moon?

Accepted Answer

(D) The moon is physically changing in size and shape as it rotates around the Earth.

Answer

(A) The moon is getting closer to the earth.

Answer

(B) The moon is increasing speed as it rotates.

Answer

(C) The moon is physically changing in size and shape as it rotates around the Earth.

Question 5

5. The farm of Barrio Masaya was infested with rats which fed on their crop of corn. Also, many farmers have been catching snakes to sell their meat in the restaurants. Which of the situations will likely happen in the corn and rat populations over time?

Accepted Answer

(C) The rat population will increase while corn population will decrease.

Answer

(A) Both populations will increase.

Answer

(B) Both populations will stay the same.

Answer

(D) Corn populations will increase while the rat population will decrease.

Question 6

6. PAGASA raised Public Storm Warning Signal No. 1 over the province. Which of the following is NOT one of the possible effects of this storm?

Accepted Answer

(A) Tsunami may be generated.

Answer

(B) Some plants may be uprooted.

Answer

(C) Rice and corn crops may be affected.

Answer

(D) Roofs made of nipa may be damaged.

Question 7

7. Priscilla has a garment shop. Every day she collects a lot of fabric fragments. What is the best thing she could do with them, to help in the proper waste management of the community?

Accepted Answer

(B) Make cleaning rags out of them.

Answer

(A) Burn them.

Answer

(C) Use them as compost for the garden.

Answer

(D) Collect them and give it to the garbage collector.

Question 8

8. A community living in a coastal area is expected to get their resources through ___________.

Accepted Answer

(C) fishing

Answer

(A) mining

Answer

(B) hunting

Answer

(D) farming

Question 9

9. Substance abuse involving our youth is one of the most rampant problems faced by the government today. Which of the following is the best strategy for the early prevention of this problem?

Accepted Answer

(A) Integrate drug education in the curriculum.

Answer

(B) Conduct a barangay drug clearing operation.

Answer

(C) Perform an unannounced drug testing to schools.

Answer

(D) Increase awareness regarding the matter through media.

Question 10

10. Using the information from the table above, how can Elisa prevent her family members from being victim of foodborne illnesses?

Accepted Answer

(B) Cook food according to proper directions.

Answer

(A) Cook food in advance for a weekly menu.

Answer

(C) Set the freezer at lowest on the dial to save electricity.

Answer

(D) Allow a sick family member to handle the food service.

Question 11

11. Although sex education is already integrated in the curriculum, early pregnancy is one of the major reasons for the increase of drop-out rate in schools. What is the best alternative way to minimize, if not solve this problem?

Accepted Answer

(D) Strengthen values education in the curriculum.

Answer

(A) Promote family planning.

Answer

(B) Separate boys from girls in school.

Answer

(C) Regulate sex-related posting in social media.

Question 12

12. Mr. Isidro is planning to build a new house for his family. For the construction of the iron fence, Mr. Isidro must make sure that the constructor will do the following EXCEPT

Accepted Answer

(C) limit the number of bars

Answer

(A) use galvanized metal

Answer

(B) apply protective coating

Answer

(D) consider the distance from the ground

Question 13

14. The population of the Philippines is projected to soar to 117,260,000 by 2024. An effort to curb this exponential growth of population is RA 10354 informally known as Reproductive Health Law. A NEGATIVE result of overpopulation in the country would be

Accepted Answer

(D) overexploited natural resources

Answer

(A) increased biodiversity

Answer

(B) minimized carrying capacity

Answer

(C) satisfied basic human needs

Question 14

15. Volcanic eruption is a natural disaster which has been both beneficial and harmful, especially on the economic status of the affected community. What can be deduced from this?

Accepted Answer

(B) Volcanic eruption has a great impact on the economic status of the people of the community due to its occurrence.

Answer

(A) Volcanic eruption has no impact on the economic status of the people in the community.

Answer

(C) Volcanic eruption can decrease the economic status of the people in the community because they will be depressed.

Answer

(D) Volcanic eruption can increase the economic status of the people in the community, if they reuse volcanic materials.

Question 15

16. Life is easier and more enjoyable due to faster communication made possible through mobile phones and the internet.

What conclusion can be derived from the given statement regarding the new developments in communication technology?

Accepted Answer

(C) They destroy relationships.

Answer

(A) They protect privacy.

Answer

(B) They are always reliable.

Question 16

17. One of the issues the global community is facing today is the shortage of food, which is caused by various factors such as human activities, natural disaster, and even climatic change. What is the best possible solution to address this issue?

Accepted Answer

(C) If people were able to manage agricultural land properly, food shortages could be prevented.

Answer

(A) If people will control their activities, they can prevent food shortages.

Answer

(B) If people are prepared for climatic change, they can prevent food shortages.

Answer

(D) If people can to predict the natural disasters, they can prepare and store food to prevent food shortages.

Question 17

18. One of the issues the global community is facing today is the shortage of food, which is caused by various factors such as human activities, natural disaster, and even climatic change. What is the best possible solution to address this issue?

Accepted Answer

(C) If people were able to manage agricultural land properly, food shortages could be prevented.

Answer

(A) If people will control their activities, they can prevent food shortages.

Answer

(B) If people are prepared for climatic change, they can prevent food shortages.

Answer

(D) If people can to predict the natural disasters, they can prepare and store food to prevent food shortages.

Question 18

19. Which of the following compounds exhibit ionic bonding?

Accepted Answer

(A) NaC1

Answer

(B) CH3

Answer

(C) HCl

Answer

(D) H20

Question 19

20. The muscular system and skeletal system coordinate to support and move the body. Which structures of the two systems work together to perform their functions?

Accepted Answer

(C) bones and muscles

Answer

(A) joints and cartilages

Answer

(B) brain and spinal

Answer

(D) tendons and ligaments

Question 20

21. The levels of biological organization are given above. Which of the following is the correct order if they are arranged from smallest to largest?

(A) I, II, III, IV, V

(B) II, IV, V, I, III

(C) III, V, I, II, IV

(D) V, IV, III, II, I

Accepted Answer

(B) II, IV, V, I, III

Answer

(A) I, II, III, IV, V

Answer

(C) III, V, I, II, IV

Answer

(D) V, IV, III, II, I

Question 21

22. The visible light is the only energy that can be seen in the form of color. Which of the following gives the correct arrangement of colors from the most to the least amount of energy they carry?

Accepted Answer

(D) Violet, blue, green, red

Answer

(A) Blue, green, red, violet

Answer

(B) Green, red, violet, blue

Answer

(C) Red, green, violet, blue

Question 22

23 In which sequence would the events below happen for a lunar eclipse to occur?

I. When the Sun, Earth, and Moon are exactly or very closely aligned.

II. When the Earth is between the Sun and Moon.

III. Usually when the moon is full.

IV. When the Moon passes directly behind the Earth and into its shadow.

Accepted Answer

(C) III, I, II, IV

Answer

(A) I, II, III, IV

Answer

(B) II, III, IV, I

Answer

(D) IV, II, III, I

Question 23

24. Influenza, pneumonia, tuberculosis, typhoid fever, malaria, and hepatitis are all examples of communicable diseases. Which of the following characteristics best describes communicable diseases?

Accepted Answer

(D) Both B and C

Answer

(A) Communicable diseases are infectious.

Answer

(B) Communicable diseases pass from one person to another.

Answer

(C) Communicable diseases are diseases caused by nutrient deficiency.

Question 24

25. A global health issue, COVID-19, was declared by the World Health Organization. Which of the following statements below are the basic protective measures against the said disease?

I. Wearing a face mask.

II. Washing hands frequently.

III. Applying moisturizer to the skin.

IV. Maintaining social distance from others.

Accepted Answer

(B) I, II and IV only

Answer

(A) I, II and III only

Answer

(C) II, III, and IV only

Answer

(D) All of the above

Question 25

26. The country needs technology for disaster preparedness. Which of the following is the most important contribution of the technology?

Accepted Answer

(D) It gives accurate data regarding natural calamities.

Answer

(A) It helps to locate survivors.

Answer

(B) It predicts all kinds of disasters.

Answer

(C) It transports relief goods easily.

Question 26

1. Which of the following is true about the importance of the food nutrient cycle?

Accepted Answer

(D) All of the above

Answer

(A) It regulates the flow of the substance.

Answer

(B) It transforms matter from one form to another.

Answer

(C) It transfers elements from one place to another.

Question 27

28. The diagram above shows the transfer of traits from parent to offspring. What information can be derived from the illustration?

(A) Male inherited traits from female.

(B) Female inherited traits from male.

(C) Dominant traits will be passed on after two generations.

(D) Recessive traits will be passed on after two generations.

Accepted Answer

(D) Recessive traits will be passed on after two generations.

Answer

(A) Male inherited traits from female.

Answer

(B) Female inherited traits from male.

Answer

(C) Dominant traits will be passed on after two generations.

Question 28

29. Based on the map presented above, which municipality is on the permanent danger zone?

Accepted Answer

(A) Agoncillo

Answer

(B) Lemery

Answer

(C) Mataas na Kahoy

Answer

(D) San Nicolas

Question 29

30. The Philippine Institute of Volcanology and Seismology (PhiVolcS) presents a hazard map for the occurrence of earthquakes and volcanic eruptions to the public. Which of the following states the importance of this map?

Accepted Answer

(A) It identifies the disaster-prone area.

Answer

(B) It gives alternative routes to destination.

Answer

(C) It gives travel guide for unfamiliar places.

Answer

(D) It predicts the next disaster that will happen.

Question 30

33. Electrical energy and electrical power are two related quantities. Given the table below, how will you compare electrical energy to electrical power?

Accepted Answer

(A) The unit for electrical energy is watt while for electrical power it is watt/hour.

Answer

(B) Given the same quantity of time, electrical energy is inversely proportional to power.

Answer

(C) Electrical power is the product of energy and time while electrical energy is the power over time.

Answer

(D) Electrical energy is the rate at which work is done while electrical power is the capacity to do work.

Question 31

34. When light passes through the prism, it separates into different colors. Based on the table below, which of the following shows the correct arrangement of colors based on increasing wavelength?

Accepted Answer

(B) IV, II, III, VI, V, I

Answer

(A) I, V, VI, III, II, IV

Answer

(C) I, III, II, V, IV, VI

Answer

(D) V, VI, III, IV, I, II

Question 32

35. The different stages in fertilization are seen above. Which of the following are the correct sequence in the process of fertilization?

Accepted Answer

(B) II - III - IV - I

Answer

(A) I - II - III - IV

Answer

(C) III - IV - I - II

Answer

(D) IV-I-II-III

Question 33

36. Based from the data presented above, which graph correctly illustrates the motion of the vehicle?

Accepted Answer

Question 34

37. Which of the following set/s of statements describe the properties of elements in a periodic table?

Accepted Answer

(A) Set A

Answer

(B) Set B

Answer

(C) Both A and B

Answer

(D) Neither A nor B

Question 35

38. Science makes our work easier and contributes a lot to our daily living. The development of gadgets, improvement of transportation, invention of ATMs is some of the contributions of science in the field of

Accepted Answer

(D) technology

Answer

(A) education

Answer

(B) health

Answer

(C) psychology

Question 36

39. All animals are classified into two major groups: vertebrates and invertebrates. Which of the following best describes vertebrates?

Accepted Answer

(A) Animals that have a backbone inside their body.

Answer

(B) Animals that have the largest number in the animal kingdom.

Answer

(C) Animals that are mostly found in water and have lungs for breathing.

Answer

(D) Animals that have long tube-like bodies that are divided into segments.

Question 37

40. There are two major processes in respiration: external respiration and internal respiration. How does external respiration differ from internal respiration in terms of organs involved?

Accepted Answer

(C) External: Lungs; Internal: Cell

Answer

(A) External: Blood; Internal: Nerves

Answer

(B) External: Heart; Internal: Brain

Answer

(D) External: Muscles; Internal: Bones

Question 38

41. Which of the following situations shows progress in Science and Technology?

I. A mother with leukemia undergoing stem cell transplant for treatment.

II. A farmer using highly insect resistant crops in planting.

III. A student using video presentation in his report

IV. A scientist using a microscope in a laboratory test.

Accepted Answer

(C) I, II and III only

Answer

(A) I and II only

Answer

(B) II and III only

Answer

(D) II, III and IV only

Question 39

43. Maria experienced almost a week of cough so she decided to buy an over-the-counter medicine. What expectorant medicine will she buy?

Accepted Answer

(B) Medicine B, which was prescribed by her doctor.

Answer

(A) Medicine A, which was advised by her friend.

Answer

(C) Medicine C, which she saw in a commercial.

Answer

(D) Medicine D, which was suggested in the pharmacy.

Question 40

45. Dengue fever is a mosquito-borne tropical disease caused by dengue virus. Philippines was recorded with the highest number of cases and confirmed deaths in Southeast Asia. Based on the graph shown above, which age group among the females has the highest confirmed cases of dengue?

Accepted Answer

(B) 10 - 14

Answer

(A) 5 - 9

Answer

(C) 15 - 19

Answer

(D) 20 - 24

Question 41

46. Based on the nutrition facts of a noodle product shown above, what part indicates the micronutrient content of the product?

Accepted Answer

(C) III

Answer

(A) I

Answer

(B) II

Answer

(D) IV

Question 42

48. The African Swine Flu (ASF) is often introduced into a herd of pigs by the feeding of uncooked/ undercooked contaminated pork products and can also be transmitted by ticks and blood-sucking insects. The disease is mainly caused by

Accepted Answer

(D) large virus harbored in domestic or wild pigs

Answer

(A) Ebola virus from fruit bats

Answer

(B) bacteria from contaminated food

Answer

(C) roundworms from infected animal feces

Question 43

49. Which of the following describes the valuable contribution of science in the improvement of the quality of life?

Accepted Answer

(C) It promotes advancement in all areas of life.

Answer

(A) It helps develop biological warfare.

Answer

(B) It explains the different laws of nature.

Answer

(D) It gives explanation to the different scientific beliefs.

Question 44

50. According to the Intergovernmental Panel on Climate Change, scientific evidence for warming of the climate system is certain. Which of the following are the pieces of evidence of rapid climate change?

I. Warming of oceans

II. Rising of sea levels

III. Declining arctic sea ice

IV. Decreasing of global temperature

Accepted Answer

(A) I, II, and III only

Answer

(B) I, II, and IV only

Answer

(C) I, III, and IV only

Answer

(D) II, III, and IV only

Question 45

51. Vehicles A and B are travelling at the same speed down the mountain, with the same degree of slope. Which vehicle(s) will travel farther, assuming that they have shifted into normal gear?

Accepted Answer

(A) Vehicle A

Answer

(B) Vehicle B

Answer

(C) Vehicles A and B will travel with the same distance.

Answer

(D) None of the above

Question 46

53. Biotechnology is the use of biology to create useful products that can help solve human problems. An example is the development of highly insect-resistant crops for planting. Which of the following states the importance of biotechnology?

Accepted Answer

(A) It helps improve human life.

Answer

(B) It provides the basic needs of humans.

Answer

(C) It complicates the human way of living.

Answer

(D) It can provide the best solution to human problems.

Question 47

54. Based on the illustration above, what possible device might be invented after three (3) years?

Accepted Answer

(B) All-in-One cellphone with built-in printer, projector and audio

Answer

(A) All-in-One audio with built-in cellphone, printer and projector

Answer

(C) All-in-One printer with built-in cellphone, projector and audio

Answer

(D) All-in-One projector with built-in cellphone, printer and audio

Science :LS2

53 questions