Question 1

Plants produce their own food molecules through a process called photosynthesis. What do plants need for photosynthesis to push through?

Accepted Answer

light, water and carbon dioxide

Answer

light, water, carbon dioxide and oxygen

Answer

light and water

Answer

light

Question 2

Imagine you have a pet animal. Your pet is fat and she has very thick fur. She also likes to sleep for months at a time. After a year in your house in the Philippines, you notice that your pet is suffering. You then decide to release her back to her natural habitat. Which biome do you think is right for her?

30

Tundra

Desert

Tropical rainforest

Savanna

Accepted Answer

Tundra

Answer

Desert

Answer

Tropical rainforest

Answer

Savanna

Question 3

In your Biology Class, you look into a compound microscope. You notice that the organism you are trying to view is out-of-focus. Which part of the microscope part do you adjust to sharpen the focus?

Accepted Answer

Fine Adjustment Knob

Answer

Eyepiece

Answer

Course Adjustment Knob

Answer

Mirror

Question 4

JK is requested to determine whether an unknown colorless and odorless liquid in a beaker is acidic, basic, or neutral. He used red and blue litmus paper and found out that NONE of the litmus paper strips changes color when dipped into the liquid. Which of the following is the best conclusion based on the result of the experiment?

Accepted Answer

The unknown liquid is neutral

Answer

The unknown liquid is acidic

Answer

The unknown liquid is flammable

Answer

The unknown liquid is basic

Question 5

Which of the following elements contains 17 electrons in their neutral form?

Accepted Answer

Cl

Answer

K

Answer

O

Answer

Al

Question 6

How many neutrons are there in the aluminum atom?

Accepted Answer

14

Answer

13

Answer

24

Answer

27

Question 7

Which of the following statement is true?

Accepted Answer

The Carbon atom has 6 protons, 6 electrons and 6 neutrons

Answer

The Oxygen atom has 8 protons, 8 electrons and 16 neutrons

Answer

The Carbon atom has 6 protons, 6 electrons and 12 neutrons

Answer

The Oxygen atom has 8 protons, 8 electrons and 6 neutrons

Question 8

The total number of protons and neutrons in the nucleus of an atom.

Accepted Answer

Mass Number

Answer

Atomic Number

Answer

Isotopes

Answer

Electronegativity

Question 9

Which of the following organic compounds is the main source of energy for living things?

Accepted Answer

Carbohydrates

Answer

Proteins

Answer

Nucleic Acids

Answer

Lipids

Question 10

Which of the following is NOT a characteristic of Earth?

Accepted Answer

It has abundant carbon dioxide in the atmosphere.

Answer

It is the only known planet that can support life.

Answer

It is the third planet from the Sun.

Answer

It has blue waters, rocky and green land masses.

Question 11

Igneous and metamorphic rock can be buried and undergo tremendous heating and stress. What is the process of transformation of one rock type into another?

Accepted Answer

Metamorphism

Answer

Weathering

Answer

Compaction

Answer

Lithification

Question 12

A total solar eclipse was last seen in the Philippines on Oct. 24, 1995. Which of the following images shows the correct configuration of the earth, moon and sun during that time?

Accepted Answer

https://uploads.quizalize.com/1ba4ef3b-8c76-408a-9f11-78c75d01d26e/question/e1bedd772af479b1a601d069408b8923bbcc4ea4.png

Answer

https://uploads.quizalize.com/1ba4ef3b-8c76-408a-9f11-78c75d01d26e/question/1d520ac0aeef953be900695bbb0caba9d1de7efe.png

Answer

https://uploads.quizalize.com/1ba4ef3b-8c76-408a-9f11-78c75d01d26e/question/7b8346423e45b49d72848c80f09365eb0c5aa32b.png

Answer

https://uploads.quizalize.com/1ba4ef3b-8c76-408a-9f11-78c75d01d26e/question/54d93c1c86ddaef850d8b17739c4cad75138296d.png

Question 13

Which of the following classification of substances is incorrect?

Accepted Answer

Mixture: Copper wire, iron fillings in sulfur, sand and water

Answer

Solutions: steel, air, saltwater

Answer

Elements: Carbon, Gold, Aluminum

Answer

Compounds: water, agua oxinada, table salt

Question 14

Which of the following compounds is incorrectly paired with their IUPAC name?

Accepted Answer

CCl₄-Carbon pentachloride

Answer

NO₂- Nitrogen Dioxide

Answer

CuS₂O3- Copper (II) Thiosulfate

Answer

CaBr₂ - Calcium Bromide

Question 15

Which of the following pairs of Chemical formula and chemical name is correctly matched?

Accepted Answer

AlPO₄ -Aluminum phosphate

Answer

CaSO₃-calcium sulfide

Answer

LiNO₂-lithium nitrate

Answer

NaClO: sodium chlorite

Question 16

What is the equation of the ideal gas law?

Accepted Answer

PV=nRT

Answer

RP = VTn

Answer

P=VRT

Answer

P=m/v

Question 17

Rain clouds are mostly gray because:

Accepted Answer

it reflects less light as it prepares to rain

Answer

it mostly absorbs all colors except gray

Answer

it reflects more light due to larger water molecules

Answer

it does not scatter light and focuses it on the atmosphere

Question 18

The color of light which is considered safe to use in photographic printing is____

Accepted Answer

Red

Answer

White

Answer

Violet

Answer

Blue

Question 19

A force that opposes motion between two surfaces that are in contact is called

Accepted Answer

Friction

Answer

Acceleration

Answer

Motion

Answer

Velocity

Question 20

A piece of paper is at rest on your desk. Which of the following statements best describes this situation?

Accepted Answer

The forces acting on the paper are balanced

Answer

The desk pushes on the paper only

Answer

There are no forces acting on the paper

Answer

The paper pushes on the desk only

Question 21

Which of the following precautions should NOT be done while a typhoon IS in your area?

Accepted Answer

Check the roof and windows of your house for any damage or loose attachment

Answer

Monitor the weather reports and the weather outside

Answer

Stay away from flood waters, they may carry water-borne diseases

Answer

Pack a bag with water, food, clothes, batteries, flashlights and other necessities

Question 22

Which of the following instruments detects, measures, and records the magnitude of the Earthquake?

Accepted Answer

Seismometer

Answer

Magnetometer

Answer

altimeter

Answer

Voltameter

Question 23

What is the age of the universe?

Accepted Answer

13.8billion years

Answer

38.1billion years

Answer

18.3billion years

Answer

4.6 billion years

Question 24

What is the basic unit of matter?

Accepted Answer

Atom

Answer

Molecules

Answer

Protons

Answer

Cell

Question 25

What is the basic unit of life?

Accepted Answer

Cell

Answer

Protons

Answer

Atom

Answer

Molecules

Question 26

What is the Powerhouse of the cell?

Accepted Answer

Mitochondria

Answer

Chromosome

Answer

Nucleus

Answer

Cell Wall

Question 27

It is the natural satellite of the earth

Accepted Answer

Moon

Answer

Comet

Answer

Diwata I

Answer

Sun

Question 28

In Taxonomy, what classification do Humans belong?

Accepted Answer

Mammal

Answer

Amphibian

Answer

Protista

Answer

Fungi

Question 29

Having or relating to the sun as the center of the solar system.

Accepted Answer

Heliocentric

Answer

Nebula

Answer

Geocentric

Answer

Protoplanet

Question 30

Which of the following is NOT a laboratory safety practice?

Accepted Answer

If your lab partner gets chemicals in his/her eyes, make the person sit down to calm their nerves. Do not let his/eyes be in contact with water.

Answer

Wear proper laboratory attire (laboratory gown, close shoes and goggles) as necessary

Answer

Study the laboratory procedures and memorize safety symbols

Answer

When heating a substance in a test tube, the test tube should be pointed away from you and others

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