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

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

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

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

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?

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

Which of the following activities below show the proper coordination of our stomach and small intestine?

You saw your classmate eating green mango, how would feel?

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

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

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

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

Why do cactus have small spiky leaves?

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

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?

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

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?

What is global warming?

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

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

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

Which of the following interactions is an example of commensalism?

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

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

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?

Edith noticed bees sucking nectar from one flower to another of the same kind in the garden. Is this beneficial to the flowers? Why?

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

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?

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

Greenhouse gases are essential for humans to survive. Which of the following does not comprise a greenhouse gas?

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

Fish use their fins and tails to move underwater. What kind of adaptation are these?