Question 1

1. When you eat something, it takes several hours for it to digest.

What organ in our body is in charge of food digestion?

Accepted Answer

A. Intestine

Answer

B. Kidney

Answer

D. Lungs

Answer

C. Gall bladder

Question 2

2. The food in our stomach needs to be digested for several hours.

What organ in our body is responsible for the final digestion?

Accepted Answer

C. Small Intestine

Answer

A. Large Intestine

Answer

D. Liver

Answer

B. SmallIntestine

Question 3

3. Our bodies have their shape and form. We can also sit or stand on our own. Which one of the following organs gives our body its shape, form, and support?

Accepted Answer

A. Bones

Answer

D. Heart

Answer

B. Kidney

Answer

C. Brain

Question 4

4. Our brain controls our body. It is also protected by the skull. How do our skull and brain work together?

Accepted Answer

D. The brain is the command center of our body, and it is protected

Answer

A. The skull is made up of 29 bones.

Answer

C. The brain helps maintain a person’s sense of balance.

Answer

B. The skull serves as the protection for our brain.

Question 5

5. Which of the following activities below shows the proper coordination of our stomach and smalli ntestine?

Accepted Answer

B. They help break down the food we eat.

Answer

C. They are responsiblefor doing different activities.

Answer

A. They work together tomove our bodies.

Answer

D. Your teeth will have a stinging sensation.

Question 6

6. You saw you classmate eating green mango, how would you feel?

Accepted Answer

C. Your mouth produces more saliva.

Answer

D. Your teeth will have a stinging sensation.

Answer

A. Your throat becomes dry.

Answer

B. Your body will not react at all.

Question 7

7. How do frogs, snakes,and grasshoppers protect themselves from prey?

Accepted Answer

D. They blend color with their environment.

Answer

C. They mimic the shape,smell, and sound of their prey.

Answer

A. They “play” dead

Answer

B. They secret a poison substance.

Question 8

8. Which of the following is NOT a reason for animal migration?

Accepted Answer

D. They need to look fortheir friends who left.

Answer

C. They could not stand the cold temperature.

Answer

A. They need to find another source of food.

Answer

B. They need to transfer to a warmer region.

Question 9

9. Animals moved aroundby using their legs. How do cows, carabaos, horses, and goats use their hooves?

Accepted Answer

D. Help them walk even on hard rocks.

Answer

C. For chewing grass andleaves

Answer

A. To keep them warm

Answer

B. Help them move in thewater.

Question 10

10. What do you call the type of specialized roots that allow mangroves (bakawan) to absorb oxygen from the air?

Accepted Answer

C. pneumatophores

Answer

D. taproot

Answer

A. root hair

Answer

B. radicle

Question 11

11. Why do cactus have small spiky leaves?

Accepted Answer

D. to prevent their water loss

Answer

C. to develop larger flowers and leaves

Answer

B. to prevent grazers from meating them.

Answer

A. to attract other insects

Question 12

12. Where can you find plants with thick, heavy leaves/stems and extensive roots?

Accepted Answer

B. desert

Answer

D. wetlands

Answer

A. coastal areas

Answer

C. forest

Question 13

13. A child cannot eat on his or her own. He needs help from his/her parents or guardians. To what stage of human development does he/she belong?

Accepted Answer

B. Infancy

Answer

D. Adolescence

Answer

A. Adulthood

Answer

C. Childhood

Question 14

14. Childhood takes place between ages 1-10. What abilities can a child have at these ages?

Accepted Answer

A. He begins to experience changes in his voice.

Answer

B. He gains more independence from his parents.

Answer

C. He learns to talk,walk, and be more self-sufficient.

Answer

D. He is completelydependent on the care of his parents or guardians.

Question 15

15. Frogs lay eggs, which hatch into tadpoles, then grow into adult frogs. Adult female frogs can lay eggs. What do you call the process of a frog's development?

Accepted Answer

A. life cycle

Answer

B. reproduction

Answer

C. stages

Answer

D. growth

Question 16

16. What is global warming?

Accepted Answer

D. The increase in the average temperature of the earth’s surface.

Answer

C. The increase of waterlevel in the ocean

Answer

B. The creation of heat outside the earth

Answer

A. The unwanted conditionof the earth

Question 17

17. What do you call the gas layers that protect the Earth?

Accepted Answer

A. Atmosphere

Answer

C. Exosphere

Answer

B. Biosphere

Answer

D. Lithosphere

Question 18

18. The ecosystem is harmed by over population. Which of the following statements is NOT supported by this statement?

Accepted Answer

D. More people will worktogether, and the balance of nature will be

improved.

Answer

A. It causes the death oforganisms.

Answer

B. There will be morecompetition in the ecosystem.

Answer

C. Overpopulation causesfighting and struggles for survival.

Question 19

19. Why do you think the relationship between a bee and a flower is considered MUTUALISM?

Accepted Answer

C. Because of the good things that happen to both, the bee and the

flower benefit one another.

Answer

A. The nectar from theflower is beneficial to the bee.

Answer

D. The flower benefits fromthe bee while the bee is not affected.

Answer

B. The pollen grains transferred from one flower to another by the

bee benefit the flower.

Question 20

20. Which of the following interactions is an example of commensalism?

Accepted Answer

C. Orchid grows the trunk of a tree.

Answer

D. Maya bird stands at the back of the carabao.

Answer

B. A child playing withother children.

Answer

A. Lizard eats mosquitoes.

Question 21

21. What happens in an ecosystem when there are more predators than prey?

Accepted Answer

B. The source of food will decrease.

Answer

C. Other animals willdecrease in number.

Answer

A. The source of foodwill increase.

Answer

D. The source of food willremain the same.

Question 22

22. What will happen to the plants in a particular area if the deer that eat them move to other places?

Accepted Answer

B. The plants will grow since there are no deer to eat on them.

Answer

D. The migration of the deer will not affect the plants.

Answer

C. The plants will dry up if there are no deer to feed on them.

Answer

A. The plants will die if the deer moves to another place.

Question 23

23. In a small recycled plastic bottle, Nick planted ginger. Weeds grow along with the ginger plant after a few days. What will happen if the ginger and the weeds grow in the small bottle together?

Accepted Answer

C. Both plants wil lcompete for the limited space.

Answer

A. The ginger and weed swill grow healthy.

Answer

C. Both plants will compete for the limited space.

Answer

B. The ginger and weeds will wither and die.

Question 24

24. Edith noticed beessucking nectar from one flower to another of the same kind in the garden. Isthis beneficial to the flowers? Why?

Accepted Answer

B. Yes, because the bees help pollinate the flowers.

Answer

A. Yes, because the bees make the flowers fragrant.

Answer

C. No, because the flowers fall from the plant.

Answer

D. No, because they remove the nectar from the flower.

Question 25

25. Orchids grow on treebranches. Do they have any effect on the tree?

Accepted Answer

A. No, the orchids do not affect the tree.

Answer

D. Yes, the orchids helpthe tree to grow.

Answer

C. Yes, the orchids nourishthe tree.

Answer

B. No, it protects the treefrom parasites.

Question 26

26. Our bodies have the ability to walk, run, and move from one area to

another. What organ is in charge of the body's movement?

Accepted Answer

C. Muscles

Answer

B. Brain

Answer

D. Lungs

Answer

A. Heart

Question 27

27. The final stage of human development in adulthood. What distinguishing characteristics classify individuals at this stage?

Accepted Answer

D. The individual learns to separate more from their parents and

become more independent

Answer

B. The individual learns habits and behaviors.

Answer

A. The individual learns to be more self-supporting.

Answer

C. The individual learns to talk, walk and be more self-sufficient.

Question 28

28. Greenhouse gases are essentialfor humans to survive. Which of the following does not comprise a greenhousegas?

Accepted Answer

A. alcohol

Answer

B. methane

Answer

D. carbon dioxide

Answer

C. water vapor

Question 29

29. Which of the following is a specialized structure of plants found in mountainous areas?

Accepted Answer

A. dark pigment on flowers

Answer

C. flexible stems

Answer

B. ability to filter salt

Answer

D. winged roots

Question 30

30. Fish usetheir fins and tails to move underwater. What kind of adaptation are these?

Accepted Answer

D. structural adaptation

Answer

C. disruptive coloration

Answer

A. concealing coloration

Answer

B. food-getting adaption

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