Philippine Ecosystem Quiz

In a mangrove ecosystem in the Philippines, if a mudskipper eats algae and is then eaten by a heron, what will happen if the number of herons greatly increased?

• Herons would become omnivores.

• The number of algae would increase.

• The number of mudskippers would decrease.

• Both mudskippers and algae would increase.

Which of the following organisms is considered an omnivore in a Philippine food chain?

• Carabao

• Chicken

• Grasshopper

• Tarsier

If energy decreases as it moves up the food chain, which of the following is the correct flow of energy?

• Producer → Herbivore → Carnivore

• Carnivore → Herbivore → Producer

• Herbivore → Producer → Carnivore

• Producer → Carnivore → Herbivore

Which of the following is a correct food chain (Producers to Consumers)?

• grass → caterpillar → bird

• farmhouse → snake → grass

• snake → grass → farmhouse

• grass → snake → farmhouse

How can deforestation affect the balance in a food chain?

• It has no effect on the food chain.

• It helps increase animal populations.

• It only affects land plants, not animals.

• It can lead to a decrease in food sources for herbivores, affecting all other levels.

In a science project, your group observes that stray cats in your neighborhood eat fish, chicken, and sometimes rice. How would you classify these animals according to their diet?

• Carnivores

• Detritivores

• Herbivores

• Omnivores

In comparing the life cycles of a frog and a chicken, which of the following stages is similar in both?

• Egg

• Larva and Egg

• Pupa and Adult

• Tadpole and Chick

If a human body grows into a toddler, a learner, and then an adult, which stage in the life cycle of a frog represents a similar mature stage?

• Egg

• Pupa

• Tadpole

• Adult Frog

What potential threat does mangrove swamps face from human activity?

• Improved biodiversity

• Increased fish populations

• Natural climate regulation

• Habitat destruction from development

In a garden habitat, you notice that caterpillars are feeding on the leaves of plants. After a few days, you see fewer caterpillars and more butterflies. What does this observation tell you about the life cycle of the caterpillar?

• The butterflies chased away the caterpillars.

• The caterpillars are still there but hiding from the butterflies.

• The caterpillars have eaten all the leaves and moved to a new place.

• The caterpillars turned into butterflies after completing their life cycle