Which of the different types of nerves or neurons are responsible for carrying the

    the impulse from the sense organs to the spinal cord or brain?

Which of the following is the main organ of the nervous system?

Blood is the liquid part of the circulatory system. Which is the main work of the blood?

The main function of the human heart is to pump blood throughout the body. Which of its parts pumps deoxygenated blood to the heart?

Nostrils are the opening into the nasal passages that are lined with hairs called cilia. Why are cilia important?

Our throat is divided into two separate tubes, the windpipe, and the food pipe. What prevents food from entering the windpipe?

The digestive system breaks down food which serves as a good source of energy needed by our body. Which are the correct pathways of food in the digestive system?

How does the skin regulate body temperature in normal conditions?

What do you call the outermost layer of the human skin that protects the body?

What is the function of the ribcage?

How does the skin protect muscles and bones?

Muscles give the body shape and mass. Which of the following is another function of the muscles?

Which of the following activities does not show that a message is being carried by the nerve cells to the muscles?

 What does the skin do as the first line of defense of the body?

What bodily reaction maintains our body temperature when the environment is hot?

How does the nervous system help the circulatory system work?

Which activity shows how the digestive and circulatory systems work together?

Why is the nervous system important?

How does the integumentary system work with the nervous system?

Which shows how the nervous system works with the musculoskeletal system?

How do you classify the following invertebrates: mosquito, beetle, ladybug, and a flea?

Insects and spiders are invertebrate animals, which of the following characteristics does it describe them?

Mollusks are invertebrates that occupy an oversized range of water and land communities. They have bivalves or univalve shells. Which of the following is not a mollusk?

The most important groups of arthropods are insects. Which best describes insects?

Birds have strong beaks and sharp claws that can be used for hunting and eating their prey. Which group of birds can do this way in hunting their prey?

They have gills that let them breathe underwater. They also have jaws, fins, and scales. Which of the following vertebrates possess these characteristics?

Reptiles body temperature varies on their environment. Which group of animals is classified as reptiles?

They are parasitic and non-parasitic animals with long segmented bodies that can enter the stomach and intestines. What are they?

Birds are vertebrates that have wings that they use to fly. But not all birds can fly. Which of the following vertebrates are flightless birds?

Reptiles have lungs that can be used for breathing on land. Which of the following vertebrate is a reptile?

Which of the following living components are found in the mangrove ecosystem?

The coral reef ecosystem is an interactive area of coral reef development. What is the role of coral reefs in this ecosystem?

Why do mangrove plants survive in salty water?

An ecosystem has different organisms that may serve as producers, consumers, or decomposers. Which among these examples is considered as the producer in the coral reef ecosystem?

Our government has been pushing different programs and activities in line with environmental protection. Why do we need to protect our ecosystem?

In an ecosystem each living and non-living thing plays a big role, what do you think is the role of crustaceans like crabs in the mangrove ecosystem?

The ecosystem is composed of different living organisms and its environment. Why do you think an ecosystem should have different kinds of ecosystems?

Our environment has been suffering from destruction due to human activities and leads to loss of habitat. Which among these activities will help restore their habitat?

The ecosystem should maintain a balanced population of both producers and consumers. Which organisms are directly affected if the population of plants decreases?

A food chain is a linear series of organisms illustrating a one-way route of a feeding relationship. Which among these foodchains occurs in the grassland ecosystem?