The natural process of recycling organic matter such as leaves and left-over food into a fertilizer is called ____

The organ in the human body that absorbs water and electrolytes

The filtering units of the kidneys are called ___

The organs that filter blood and produces urine are called _____

The organ in the digestive system that temporarily stores food

Birds have beaks that are shaped to suit their food-getting activities. Which of the birds below eats fish?

Which of these have mouth parts used for sucking?

Why is snake covered with dry scale?

An animal has big hind legs. Which of the following movement can it do?

Some plants such as cacti and other plants in the desert can grow in dry soil for a long period of time. they withstand the heat of the sun. What structure helps them respond to and survive in their environment.

bulbs are underground leaves that store food. Which of the following plants grow from bulbs?

What do you call spines and thorns of some plants which they use to protect themselves from danger?

Mangrove seeds germinate while attached to the tree. How does this help the plant in its muddy habitat?

What characteristics make the water hyacinth float on water

which animal has three stages in its growth and development?

The caterpillar transforms into an adult called _____

Animas with 4 life cycle stages has ____ metamorphosis

The first stage of complete metamorphosis is called _____

The third stage of a fly's life cycle is called ____

All the living organisms that inhibit an environment are called ____

What do humans and animals give off that is useful to plants?

The removal of which of the following organisms would have the biggest impact on marine ecosystem?

It is the movement of water from the atmosphere to the earth and back to the atmosphere.

The kind of interaction in which both organisms benefit from each other is called ___

The kind of interaction in which one organism kills smaller organism for food is called ___

an interaction in which two organisms compete for survival is called _____

is the interaction among organisms where one benefits while the other is not benefited or harmed

A symbiotic relationship where one organism depends on the host for food, protection and reproduction is called ___

It is a biotic or abiotic factor that restricts the existence, numbers, reproduction or distribution of organism

A stable, mature community that undergoes little or o change in species is called ___

It is the combination of an organism's habitat and its role in that habitat

Which of the following is broken small particles of rocks which contain decayed matter of plants and animals?

How many are types of soil

Which type of soil is characterized as having the finest particles?

Which type of soil is best for plant growth?

which of the soil is used for making pots

Scientist that study about the soil and the rocks

Which soil holds enough water and contains necessary nutrients needed for plants to grow?

Which soil has loose particles?

Which best describe humus?

What is the water part of the world is called ___?

The following are different kinds of water except ___

the kind of water found in the seas and oceans.

it is considered as the cleanest water and contains plenty of dissolve minerals which the human body needs

It is also called as surface water

The kind of water that contains plenty of salt

The safe source of water found beneath the earth's surface

hard water is also called ____

This kind of water is found in small bodies of water like rivers, lakes, creeks, and ponds

The water that sustains plant and animal life as well as human is called ___

Water continuously moved in the earth's surface is the process called ____

The process by which plants release water from the leaves is called ___

The process by which the condensed water vapor falls back on the earth's surface in the form of rain, hail, snow and sleet.

A wind vane tells what component of weather?

What instrument measures the speed of the wind?

What is the news about the weather called?

What does the daily weather forecast tell you?

How does air temperature affect the weather condition?

A ship is about to board for Batangas. A tropical storm is raised in the east Mindoro. What should the ship captain do?

The sky is dark. You hear thunder. Your father requested you to help him harvest the rice. What should you do?

The air temperature drops to 18 degrees celsius. What should you wear?

Mr. Berting prepared his fishing net. He observed that the sky is overcast. What is the best thing that he should do?

You are sweeping the dried leaves in the backyard. You have noticed thqt the wind is blowing hard. Will you burn the dried leaves? Why or why not?

At which time of the day can you have the longest shadow?

Why do opaque object form shadows?

When does an object cast a longer shadow?

When are shadows formed?

It is a material made up of two or more different substances which are physically combined?

Which type of mixture contains substances that are evenly mixed and is uniform in terms pf physical appearance?

Which type of mixture contains component substances that are usually easy to distinguish in physical appearance?

The liquid that is used to dissolve another substance is called

What do you call the substance that easily dissolves in a solvent?

What do we call the scientist who study about soil?

Why is soil important to living things? Because it ________________.

How does decayed organism like plants and animals make the soil fertile?

It __________ .

Why does soil called a renewable resource?

Because it _____________.

Which best describe humus?

What do you call a mixture of decayed plants, animals and soil

Which of these variables are varied or changed in the experiment?

Muscular system is an organ system responsible for movement and ____

Which muscle fibers work together to allow bending and straightening of joints?

Smooth muscles are not present in which body organ?

Bones are categorized based on their function. Which is NOT part of the group?

Why are ligaments, tendons, joints and cartilages important to the skeletal system?

Our ability to move rely on these parts of the skeletal system, except which one?

Which of the following is NOT true about the skin?

Which of the following accessory part of the skin protects tips of toes and fingers from injuries?

It produces bile which break down fats

This is the organ where most of the nutrients are absorbs from the food.

What do you call the scientific study of weather?

What does DNA stand for?

What do we call the phenomenon in which the moon blocks the sun's light from reaching Earth?

Approximately how long has Earth existed?

What is the chemical symbol of water?

How many chambers are there in the human heart?

What is known as the "powerhouse of the cell"?

What does Geiger counter measure?

Large pits from which blocks of rocks are mined are called

This part of the body helps keep our balance.

Bean-shaped organs that remove liquid wastes from the blood.

The process by which rocks are broken down into soil

The most common mineral in the earth's crust

A seedling is a plant that is able to survive without its

These are tubes that carry urine from the kidneys to the bladder

A group of organs that functions together to do a specific job for the body.

IT CONSISTS OF DIVERSE, SLT TOLERANT TREES, AND RELATED PLANT SPECIES. IT IS LOCATED IN A COASTAL INTERTIDAL ZONE.

THE ROOTS OF MANGROVE TREE HAVE _____ THAT CLANS OUT SALT WHEN IT ABSORBS WATER.

A ____ IS A TINY MARINE ANIMAL COVERED WITH EXTERNAL SKELETON MADE UP OF CALCIUM

FRICTION IS A THAT FORCE ACTS IN A PERPENDICULAR BUT OPPOSITE DIRECTION IN RELATION TO THE DIRECTION OF MOTION

IN A CAMP MEETING, THE SCOUT MASTER STARTED RUBBING TWO STONES PRODUCE A SPARK WHICH CAN START A ____

IF DEN'S WEIGHT ON EARTH IS 981 KG M/S², WHAT IS HIS MASS?

YOUR WEOGHT ON THE MOON IS 1/6 OF YOUR WEIGHT HERE ON EARTH. GIVEN THIS, WHAT WILL BE YOUR WEIGHT ON EARTH IF YOU WEIGHT 12 KG M/S² ON THE MOON?

WHICH LAW ALLOWS TRANSFORMATION OF ENERGY FROM ONE FORM TO ANOTHER?

IT IS A LAW THAT IMPLIED ENERGY CANNOT BE CREATED NOR DESTROYED BUT CAN ONLY BE TRANFORMED FROM ONE FORM TO ANOTHER