Third Periodical Examination in Science 3

John David Christian Montessori
Camella Homes, Brgy. Banlic, Cabuyao, Laguna

09751458943; 09467315211
johndavidschools@gmail.com
THIRD PERIODICAL EXAMINATION IN SCIENCE 3
NAME: ________________________________________ SCORE: _________________
I. MULTIPLE CHOICE
DIRECTION: Circle the letter of the correct answer.
1. All of the things we see around us are divided into two groups. What are they?
a. Plants and animals
b. Big and small
c. Living and non-living things
2. An herbivore is animal that eats ________.
a. Insects c. Plants
b. Meat d. Plants and meat
3. A carnivore is an animal that eats ___________.
a. Meat c. Plants and animals
b. Plants d. Insects
4. Everything that surrounds and affects a living thing is called _________.
a. Home c. Ecosystem
b. Community d. Environment
5. What does biotic mean?
a. Living things b. Non-living things
6. What happens when living things decompose?
a. They grow healthy and strong
b. They have babies
c. They store up fat the winter
d. Their parts break down into the soil
7. What is a food chain?
a. Energy from the sunlight
b. Path of energy from one thing to another
c. Extra food stored by a plant
d. Slug that eats leaves
8. When a living thing dies, it decomposes and rots away. What does decompose
mean?
a. To grow bigger c. To survive
b. To break down d. To study closely
9. A place where living and non-living things interact, such as forests and deserts
are called a(n) ______________.
a. Ecosystem c. Community
b. Population d. Habitat
10. Each ecosystem has places for plants and animals to live. Animal homes are
called _______________.
a. Ecosystem c. Community
b. Population d. Habitat
II. IDENTIFICATION
DIRECTION: Identify what is being asked. Write your answer on the line before
each number.
________________________ 1. The animals eaten by predators.
________________________ 2. It is produced as plants make food.
________________________ 3. This includes one’s personality and physical features.
________________________ 4. It is the smallest unit of heredity which is passed from
parent to offspring.
________________________ 5. A microscopic, thread-like structure in each cell that
contains a protein and an acid called DNA.
________________________ 6. The passing of trait from parent to offspring.
________________________ 7. It is the process in which one or more living things
create other living things of their own kind.
________________________ 8. Plants breathe through the very small openings in
their leaves called _____.
________________________ 9. It means using the same object in its original form for
another or the same purpose.
________________________ 10. It is created when gases like sulfur dioxide get high
into the atmosphere.
III. TRUE OR FALSE
DIRECTION: Read the following statements. Write true or false in the space before
each number.
________________________ 1. Offspring always look exactly like their parents.
________________________ 2. Siblings may have some similar features.
________________________ 3. Tall children generally come from tall parents.
________________________ 4. Burning plastic and other waste.
________________________ 5. Throwing garbage into the river.
________________________ 6. Plant more trees.
________________________ 7. Recycling is the process of forming old objects into
new materials.
________________________ 8. Biogas is an inorganic fuel.
________________________ 9. Plants don’t need carbon dioxide in making their food.
________________________ 10. An aquarium is a transparent tank of water in which
dinosaurs, dogs, and other creatures are kept.
IV. IDENTIFICATION
DIRECTION: Classify each of the following as producer or consumer. If it is a
consumer, identify whether it is a herbivore, carnivore, omnivore, scavenger, or
decomposer. Use the table below. 20 points
ORGANISM ROLE IN THE FOOD RELATIONSHIP IN THE ECOSYSTEM
EX. Crow Consumer-scavenger
1. Monitor lizards
2. Sunflower
3. Earthworms
4. Pigs
5. Water buffalo
6. Algae
7. Lions
8. Fungi
9. Owl
10. Chickens

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John David Christian Montessori

Camella Homes, Brgy. Banlic, Cabuyao, Laguna

THIRD PERIODICAL EXAMINATION IN SCIENCE 3

NAME: ________________________ SCORE: _

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