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Technology and Current Events Quiz

Total questions: 186

Worksheet time: 31mins

Name
Class
Date
1.

What does "AI" stand for in technology?

a)

Automatic Intelligence

b)

Advanced Input

c)

Artificial Intelligence

d)

Automatic Internet

2.

Which company created the iPhone?

a)

Samsung

b)

Microsoft

c)

Apple

d)

Huawei

3.

What does "www" stand for in a website URL?

a)

World Web Wide

b)

Web World Wide

c)

World Wide Web

d)

Wide World Web

4.

Which of the following is used to store data?

a)

Monitor

b)

Keyboard

c)

Hard Drive

d)

Printer

5.

Who is known as the founder of Facebook?

a)

Elon Musk

b)

Mark Zuckerberg

c)

Steve Jobs

d)

Bill Gates

6.

What do you call a robot that helps in surgery?

a)

Gamebot

b)

Cyberdoc

c)

Surgical Robot

d)

Medibot

7.

Which of these is a type of software?

a)

Mouse

b)

Microsoft Word

c)

CPU

d)

Monitor

8.

What does USB stand for?

a)

United System Bus

b)

Universal Serial Bus

c)

User Safe Backup

d)

Ultra Small Battery

9.

Which social media app is known for short videos?

a)

Facebook

b)

Twitter

c)

TikTok

d)

Instagram

10.

Which of these is NOT a computer programming language?

a)

Python

b)

Java

c)

HTML

d)

Excel

11.

Who is the current President of the Philippines (2025)?

a)

Rodrigo Duterte

b)

Ferdinand "Bongbong" Marcos Jr.

c)

Leni Robredo

d)

Sara Duterte

12.

What global event aims to fight climate change?

a)

World Cup

b)

COP Climate Summit

c)

G7 Meeting

d)

ASEAN Games

13.

Which country hosted the 2024 Summer Olympics?

a)

Japan

b)

France

c)

USA

d)

China

14.

What health concern was declared under control in 2024?

a)

COVID-19

b)

Dengue

c)

Bird Flu

d)

Ebola

15.

What is the name of the AI chatbot developed by OpenAI?

a)

Alexa

b)

Siri

c)

ChatGPT

d)

Jarvis

16.

Which tech billionaire bought Twitter in 2022 and renamed it "X"?

a)

Jeff Bezos

b)

Elon Musk

c)

Bill Gates

d)

Mark Zuckerberg

17.

Which country launched the Chang'e 6 mission to the Moon in 2024?

a)

USA

b)

Japan

c)

China

d)

India

18.

Which mobile app recently hit 1 billion downloads globally?

a)

WhatsApp

b)

TikTok

c)

Threads

d)

Zoom

19.

What is the theme for Earth Day 2025? (Hypothetical sample)

a)

Invest in Our Planet

b)

Protect Our Future

c)

Climate Action Now

d)

Restore the Earth

20.

Which country has the largest number of internet users in 2025?

a)

USA

b)

India

c)

China

d)

Brazil

21.

What is the flagship innovation program of DOST to support young Filipino inventors and researchers?

a)

iCreate Program

b)

Young Techno-Scientists (YTS)

c)

iFWD PH

d)

Science for Change Program (S4CP)

22.

In 2024, DOST launched a mobile application for disaster preparedness. What is it called?

a)

Project NOAH

b)

iLigtas App

c)

HazRiskPH

d)

SafePH

23.

Which DOST agency is in charge of weather forecasting and monitoring typhoons?

a)

DOST-SEI

b)

PAGASA

c)

PHIVOLCS

d)

FNRI

24.

Which satellite was successfully launched in 2023 under DOST's space program?

a)

Diwata-1

b)

Diwata-2

c)

Maya-5

d)

Agila-2

25.

What is the primary goal of DOST's "Smart Cities" initiative?

a)

Promote online shopping

b)

Create apps for gaming

c)

Improve urban services through technology

d)

Build tall buildings in rural areas

26.

What was the theme for the 2024 National Science and Technology Week (NSTW)?

a)

Science for Health and Wellness

b)

Empowering Communities through S&T

c)

Future-proofing the Philippines through Science

d)

Green Philippines with Green Technologies

27.

Which Filipino-led technology won an international award for agriculture innovation in 2024?

a)

Smart Rice Sensor

b)

e-Kadiwa App

c)

Agri-AI Drone

d)

Crop Biotech AI

28.

Which natural hazard is being monitored by DOST-PHIVOLCS?

a)

Floods

b)

Earthquakes and Volcanoes

c)

Hurricanes

d)

Pollution

29.

What does PHIVOLCS stand for?

a)

Philippine Institute for Volcanology and Climate Studies

b)

Philippine Institute of Volcanoes and Climate Systems

c)

Philippine Institute of Volcanology and Seismology

d)

Philippine Institution for Volcano and Landslide Control

30.

Which island in the Philippines was declared a UNESCO Global Geopark in 2024, supported by DOST research?

a)

Palawan

b)

Bohol

c)

Batanes

d)

Siquijor

31.

Which tech billionaire visited the Philippines in 2024 to expand Starlink satellite internet?

a)

Mark Zuckerberg

b)

Elon Musk

c)

Jeff Bezos

d)

Bill Gates

32.

Which country successfully landed a spacecraft on the far side of the Moon in 2024?

a)

USA

b)

Japan

c)

India

d)

China

33.

What global challenge was addressed in the 2024 UN Climate Summit (COP29)?

a)

COVID-19

b)

Internet access

c)

Global Warming and Carbon Emissions

d)

Cybersecurity

34.

What Filipino invention helped reduce plastic waste and was promoted in DOST expos in 2024?

a)

Bamboo Toothbrush

b)

Eco-brick Machines

c)

Recyclable 3D Printer Filament

d)

Water-Soluble Plastic Bag

35.

Which DOST-led project brings science laboratories to far-flung areas?

a)

SciLAB on Wheels

b)

Mobile Science Learning Hub

c)

Science Explorer Bus

d)

iExplore Van

36.

What does ICT stand for?

a)

Information and Communications Technology

b)

Internet and Cloud Technology

c)

Integrated Computer Technology

d)

International Cyber Technology

37.

What is the brain of the computer?

a)

Monitor

b)

CPU

c)

RAM

d)

Keyboard

38.

Which device connects your computer to the internet?

a)

Hard drive

b)

Router

c)

Flash drive

d)

Keyboard

39.

Which of the following is an input device?

a)

Monitor

b)

Speaker

c)

Mouse

d)

Printer

40.

Which is the correct order of data storage size (smallest to largest)?

a)

GB, KB, MB, TB

b)

KB, MB, GB, TB

c)

TB, GB, MB, KB

d)

MB, KB, TB, GB

41.

Which term refers to machines that simulate human intelligence?

a)

3D Printing

b)

Robotics

c)

Artificial Intelligence

d)

Augmented Reality

42.

Which technology allows for virtual meetings over the internet?

a)

Cloud Storage

b)

Telemedicine

c)

Video Conferencing

d)

Data Encryption

43.

Which renewable energy source is harnessed using solar panels?

a)

Wind Energy

b)

Tidal Energy

c)

Geothermal Energy

d)

Solar Energy

44.

What is the process of creating a 3D object from a digital model called?

a)

Sculpting

b)

3D Rendering

c)

3D Printing

d)

Animation

45.

Which of the following is a function of a drone?

a)

Sending email

b)

Delivering packages

c)

Connecting to Wi-Fi

d)

Scanning barcodes

46.

What does DOST stand for?

a)

Department of Online Science and Technology

b)

Department of Science and Telecommunication

c)

Department of Science and Technology

d)

Division of Scientific Techniques

47.

Which DOST program supports startups in the tech industry?

a)

Balik Scientist Program

b)

SETUP (Small Enterprise Technology Upgrading Program)

c)

iFWD PH

d)

Science for Change Program

48.

Which DOST agency develops technologies for agriculture and industry?

a)

PAGASA

b)

PHIVOLCS

c)

FNRI

d)

ITDI

49.

What DOST-supported satellite was launched to monitor agriculture and weather?

a)

Maya-2

b)

Diwata-2

c)

Astro-PH

d)

Tala-1

50.

What DOST-supported satellite was launched to monitor agriculture and weather?

a)

Maya-2

b)

Diwata-2

c)

Astro-PH

d)

Tala-1

51.

What DOST initiative provides advanced learning tools to students in rural areas?

a)

Science Explorer Bus

b)

iTeknolohiya Sa Barangay

c)

STARBOOKS

d)

E-Skwela Mobile

52.

Which type of computer memory is lost when power is off?

a)

ROM

b)

SSD

c)

RAM

d)

HDD

53.

What is the global system of interconnected computer networks called?

a)

Web

b)

Internet

c)

Browser

d)

Server

54.

Which programming language is often used in web development?

a)

Excel

b)

Python

c)

JavaScript

d)

Word

55.

What technology is used to make payments by tapping your phone?

a)

GPS

b)

AI

c)

NFC

d)

LAN

56.

Which app uses satellite data to give weather forecasts in the Philippines?

a)

Google Maps

b)

Waze

c)

DOST-PAGASA App

d)

TikTok

57.

What does 'sustainable community' mean?

a)

A community with tall buildings and fast internet

b)

A community that meets current needs without compromising future generations

c)

A community with modern shopping malls

d)

A community with more factories

58.

Which of the following is a goal of a smart community?

a)

Using fossil fuels

b)

Building more roads only

c)

Using technology to improve quality of life

d)

Removing green spaces

59.

What is an example of sustainable energy?

a)

Coal

b)

Solar Power

c)

Diesel

d)

Gasoline

60.

Which of the following supports waste reduction in communities?

a)

Burning trash

b)

Using single-use plastics

c)

Recycling and composting

d)

Dumping waste in rivers

61.

Which natural resource is MOST important for sustainable farming?

a)

Plastic

b)

Oil

c)

Water

d)

Coal

62.

What is a smart city?

a)

A city where everyone uses smartphones

b)

A city that uses technology and innovation to manage resources efficiently

c)

A city with fast food chains

d)

A city with only high-rise buildings

63.

Which DOST project helps bring science and technology to small and medium enterprises?

a)

STARBOOKS

b)

iFWD PH

c)

SETUP (Small Enterprise Technology Upgrading Program)

d)

SPARTA

64.

Which government agency provides weather forecasts that help communities prepare for disasters?

a)

FNRI

b)

PHIVOLCS

c)

PAGASA

d)

ITDI

65.

What does DOST's STARBOOKS provide?

a)

Food delivery services

b)

Online social media access

c)

Offline access to science and learning materials

d)

Online video streaming

66.

What DOST technology helps monitor environmental hazards like floods or landslides?

a)

Science Explorer Bus

b)

Project NOAH

c)

e-Kadiwa

d)

Bamboo Bikes

67.

Which is a key benefit of planting trees in urban communities?

a)

Increases soil erosion

b)

Makes the streets crowded

c)

Reduces air pollution and heat

d)

Blocks cellphone signals

68.

What is the best way to reduce plastic waste in households?

a)

Burn plastics

b)

Use more plastic containers

c)

Practice reuse, reduce, and recycle

d)

Throw them into rivers

69.

Which transportation method is considered most eco-friendly?

a)

Gas-powered cars

b)

Walking or biking

c)

Private planes

d)

Motorboats

70.

Rainwater harvesting systems help communities by:

a)

Creating floods

b)

Collecting water for reuse

c)

Using more electricity

d)

Drying out gardens

71.

What is a 'green building'?

a)

A building painted green

b)

A building made of plastic

c)

A building designed to use less energy and water

d)

A building with no windows

72.

Which DOST agency develops technologies for cleaner industries?

a)

ITDI (Industrial Technology Development Institute)

b)

FNRI

c)

PHIVOLCS

d)

ASTI

73.

Which Philippine law promotes the use of renewable energy?

a)

Clean Air Act

b)

Renewable Energy Act of 2008

c)

Plastic Ban Law

d)

Ecological Waste Act

74.

Which technology helps farmers reduce pesticide use?

a)

Manual planting

b)

Precision agriculture with sensors

c)

Burning fields

d)

Satellite TV

75.

DOST promotes bamboo bikes in communities because they are:

a)

Expensive and slow

b)

Non-recyclable

c)

Eco-friendly and sustainable

d)

Made with plastic

76.

Which DOST-led project aims to transform regions into 'Science and Technology Innovation Hubs'?

a)

Balik-Scientist Program

b)

Regional Inclusive Innovation Centers (RIICs)

c)

iFWD PH

d)

DOST DRRM

77.

What does AI stand for?

a)

Automated Interface

b)

Artificial Intelligence

c)

Advanced Internet

d)

Automatic Input

78.

What is the goal of Artificial Intelligence?

a)

Replace all humans

b)

Make robots look like animals

c)

Create systems that can mimic human intelligence

d)

Build websites faster

79.

Which of the following is an example of AI?

a)

Electric fan

b)

Calculator

c)

Chatbot (like ChatGPT)

d)

Flashlight

80.

Which language is often used in programming AI?

a)

HTML

b)

Python

c)

CSS

d)

Excel

81.

What is machine learning in AI?

a)

Teaching machines to dance

b)

Teaching humans how to use machines

c)

Enabling machines to learn from data and improve over time

d)

Installing hardware into computers

82.

What type of AI assists with voice recognition, like Siri or Alexa?

a)

Reactive AI

b)

Generative AI

c)

Natural Language Processing (NLP)

d)

Neural Networks

83.

Which industry commonly uses AI for detecting diseases?

a)

Construction

b)

Agriculture

c)

Healthcare

d)

Tourism

84.

Which of the following is a self-learning AI used in games and robotics?

a)

Supervised Learning

b)

Reinforcement Learning

c)

Deepfake AI

d)

Computer Vision

85.

What kind of AI powers facial recognition technology?

a)

Blockchain

b)

Deep Learning

c)

Data Mining

d)

Algorithm Sorting

86.

Which AI is used by banks to detect fraud in transactions?

a)

Image AI

b)

Rule-based AI

c)

Predictive AI

d)

Sound Detection AI

87.

Which DOST agency is leading AI research and development in the Philippines?

a)

PHIVOLCS

b)

SEI

c)

ASTI (Advanced Science and Technology Institute)

d)

FNRI

88.

What is the name of the Philippine AI Roadmap launched with DOST's support?

a)

AI Para sa Bayan

b)

Smart Philippines 2025

c)

AI Ready Pilipinas

d)

Digital Bayanihan

89.

Which sector is the Philippine AI roadmap targeting for job creation?

a)

Fashion

b)

AI-powered Services and BPO

c)

Mining

d)

Movie industry

90.

What DOST-supported platform offers online data science and AI training to Filipinos?

a)

STARBOOKS

b)

SPARTA (Smarter Philippines through Data Analytics)

c)

S4CP

d)

SETUP

91.

In what year did the DOST launch the country's first AI roadmap?

a)

2018

b)

2020

c)

2021

d)

2023

92.

What is one major ethical concern about AI?

a)

Making computers bigger

b)

Replacing books with computers

c)

Loss of jobs due to automation

d)

Creating cartoons

93.

What is 'bias in AI'?

a)

AI that refuses to work

b)

Errors in AI programming

c)

AI making unfair decisions based on faulty data

d)

AI that deletes data

94.

What should be practiced when developing AI responsibly?

a)

Ignoring errors

b)

Avoiding updates

c)

Testing for fairness and transparency

d)

Copying others' code

95.

What should be practiced when developing AI responsibly?

a)

Ignoring errors

b)

Avoiding updates

c)

Testing for fairness and transparency

d)

Copying others' code

96.

Why is data privacy important in AI?

a)

To increase battery life

b)

To speed up downloads

c)

To protect personal information from misuse

d)

To improve gaming experience

97.

Which global principle is MOST important in AI development?

a)

Profit over people

b)

Technology first

c)

Ethical use of AI for public good

d)

Data mining for ads

98.

How many Sustainable Development Goals (SDGs) are there?

a)

15

b)

17

c)

21

d)

25

99.

Which organization launched the SDGs?

a)

ASEAN

b)

DOST

c)

United Nations

d)

World Bank

100.

What is the deadline year for achieving the SDGs?

a)

2030

b)

2025

c)

2040

d)

2050

101.

What is SDG 1?

a)

Quality Education

b)

Zero Hunger

c)

No Poverty

d)

Good Health and Well-being

102.

What is the main goal of SDG 13?

a)

Improve transport

b)

Climate Action

c)

Create more schools

d)

Reduce plastic use only

103.

Which SDG is most directly related to promoting innovation and infrastructure?

a)

SDG 8

b)

SDG 9

c)

SDG 12

d)

SDG 17

104.

What SDG supports 'Affordable and Clean Energy'?

a)

SDG 3

b)

SDG 7

c)

SDG 5

d)

SDG 10

105.

Which DOST program helps local businesses adopt technology for growth, supporting SDG 9?

a)

STARBOOKS

b)

SPARTA

c)

SETUP (Small Enterprise Technology Upgrading Program)

d)

iFWD PH

106.

DOST's support for disaster risk reduction contributes most directly to which SDG?

a)

SDG 11 - Sustainable Cities and Communities

b)

SDG 2 - Zero Hunger

c)

SDG 6 - Clean Water

d)

SDG 4 - Quality Education

107.

Which SDG focuses on ensuring inclusive and equitable quality education?

a)

SDG 3

b)

SDG 4

c)

SDG 5

d)

SDG 10

108.

What is DOST's digital library project that supports SDG 4 (Education)?

a)

Science Bus

b)

STARBOOKS

c)

Project SHIELD

d)

K-12 Plus

109.

DOST's 'Project NOAH' helps address which SDG?

a)

SDG 3 - Health

b)

SDG 6 - Clean Water

c)

SDG 13 - Climate Action

d)

SDG 2 - Hunger

110.

The DOST's 'Nutribun' project contributes to which SDG?

a)

SDG 2 - Zero Hunger

b)

SDG 8 - Decent Work

c)

SDG 14 - Life Below Water

d)

SDG 16 - Peace

111.

Which Philippine plan aligns with the UN SDGs and is supported by DOST innovations?

a)

Build, Build, Build

b)

Ambisyon Natin 2040

c)

Bayanihan to Heal As One

d)

Bagong Pilipinas Act

112.

Which DOST program supports returning OFWs as technopreneurs (contributing to SDG 8)?

a)

iFWD PH

b)

Balik Scientist

c)

STARBOOKS

d)

SETUP

113.

What does SDG 5 promote?

a)

Clean oceans

b)

Affordable housing

c)

Gender Equality

d)

Job opportunities

114.

SDG 6 aims to ensure availability of:

a)

Food

b)

Electricity

c)

Clean Water and Sanitation

d)

Computers

115.

SDG 17 encourages:

a)

More highways

b)

Global Partnerships for Sustainable Development

c)

More wars

d)

Less schooling

116.

Which SDG is related to marine conservation?

a)

SDG 12

b)

SDG 14

c)

SDG 6

d)

SDG 7

117.

Why is science important in achieving the SDGs?

a)

It replaces laws

b)

It entertains people

c)

It provides evidence-based solutions and innovations

d)

It lowers school attendance

118.

What does DOST stand for?

a)

Department of Online Science and Technology

b)

Department of Science and Technology

c)

Division of Scientific Techniques

d)

Department of School Technology

119.

What DOST program helps small businesses upgrade through technology?

a)

iFWD PH

b)

SPARTA

c)

SETUP

d)

S-PASS

120.

What is the purpose of STARBOOKS developed by DOST?

a)

An online library for e-commerce

b)

A free digital science library for Filipinos

c)

A social media website

d)

A government database for job applications

121.

Which DOST agency is responsible for tracking volcanic activity?

a)

PAGASA

b)

PHIVOLCS

c)

ITDI

d)

FNRI

122.

What DOST initiative helps students and teachers in remote areas with digital learning materials?

a)

e-Skwela Hub

b)

DOST Smart Tablet

c)

STARBOOKS

d)

DigiLab

123.

What DOST-supported program aims to help OFWs start technology-based businesses?

a)

Balik-Scientist

b)

iFWD PH

c)

SPARTA

d)

S&T Startups PH

124.

What is the main goal of the DOST-ASTI (Advanced Science and Technology Institute)?

a)

Promote Philippine literature

b)

Develop ICT and microelectronics for national development

c)

Monitor school performance

d)

Create vaccines for dengue

125.

What government platform offers data science and analytics training supported by DOST?

a)

Project NOAH

b)

Science Explorer

c)

SPARTA

d)

Balik Teknolohiya

126.

Which satellite was developed under the DOST's space program?

a)

Tala-1

b)

Maya-2

c)

Galaxy-X

d)

Diwata-5

127.

What is one way DOST helps reduce disaster risks in the Philippines?

a)

Sending donations

b)

Creating music about disasters

c)

Launching programs like Project NOAH for monitoring hazards

d)

Organizing beauty pageants

128.

What is the DOST program that provides a digital science library to schools and communities?

a)

e-Skwela

b)

STARBOOKS

c)

DigiBook

d)

EduLibrary

129.

Which DOST program helps small and medium enterprises (SMEs) upgrade their technology?

a)

S&T Startups

b)

SPARTA

c)

SETUP

d)

STIP

130.

Which DOST agency handles weather forecasting and meteorology?

a)

PHIVOLCS

b)

DOST-ASTI

c)

PAGASA

d)

FNRI

131.

Which DOST program aims to encourage Filipino scientists abroad to return and work in the country?

a)

Balik Scientist Program

b)

Galing Pinoy

c)

OFW TechLink

d)

Bayanihan Lab

132.

What DOST program trains data scientists and analytics professionals in the Philippines?

a)

AI4PH

b)

SPARTA

c)

iFWD PH

d)

LEEP

133.

What is the flagship space science and technology program of DOST?

a)

Stargazer

b)

Diwata Program

c)

Science2Space

d)

SpacePH

134.

Which DOST agency is responsible for earthquake monitoring?

a)

PAGASA

b)

DOST-SEI

c)

PHIVOLCS

d)

DOST-FPRDI

135.

What DOST program supports OFWs in starting tech-based businesses when they return to the Philippines?

a)

iSulong

b)

iFWD PH

c)

Tulong Kabuhayan

d)

ReTech PH

136.

What project provides early warning and disaster monitoring technologies to LGUs?

a)

Project WATCH

b)

Project NOAH

c)

iServe

d)

Kaligtasan

137.

Which DOST program supports nutrition and feeding in schools through science-based solutions?

a)

NutriKids

b)

Nutribun Enhanced

c)

S&T Food Program

d)

Project Kalusugan

138.

Which DOST agency is in charge of food and nutrition research?

a)

DOST-ITDI

b)

DOST-FNRI

c)

DOST-SEI

d)

DOST-MIRDC

139.

What program of DOST-SEI offers scholarships to incoming college students in S&T fields?

a)

TechStart

b)

Young Innovators Program

c)

S&T Undergraduate Scholarship

d)

DOST Bright Minds

140.

What is the goal of the DOST's Advanced Science and Technology Institute (ASTI)?

a)

Promote renewable energy only

b)

Develop weather tools only

c)

Lead R&D in ICT, microelectronics, and emerging technologies

d)

Train teachers only

141.

Which program provides free access to advanced laboratories for Filipino researchers and industries?

a)

OneLab Network

b)

AccessPH

c)

iTech Lab

d)

SciTech Centers

142.

Which DOST program focuses on upskilling government workers and educators in data science and AI?

a)

DataPH

b)

SPARTA

c)

TeachAI

d)

TechGrow

143.

What is the name of the DOST-funded nano-satellite launched in 2021?

a)

Maya-2

b)

Tala-1

c)

Diwata-4

d)

PinoySat

144.

Which DOST program provides consultancy services to MSMEs to improve their operations?

a)

DOST TechBoost

b)

Consultancy for Productivity and Innovation (TechnoConsult)

c)

CPIP - Consultancy for Productivity and Innovation Program

d)

DOST Business Build

145.

What is the main focus of the DOST-PCIEERD?

a)

Education and Training

b)

Industry, Energy, and Emerging Technology R&D

c)

Food and Nutrition

d)

Overseas Employment

146.

Which DOST-led innovation hub helps startups scale their science-based businesses?

a)

iStartUP

b)

Technology Business Incubation (TBI)

c)

StartupPH

d)

TechGrowPH

147.

Which of the following is NOT a physical property of matter?

a)

Mass

b)

Volume

c)

Flammability

d)

Color

148.

What do you use to measure the mass of an object?

a)

Thermometer

b)

Ruler

c)

Balance scale

d)

Beaker

149.

Which state of matter has a definite shape and definite volume?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

150.

Which of the following describes a chemical property of matter?

a)

The texture of a rock

b)

The ability of wood to burn

c)

The size of a balloon

d)

The temperature of water

151.

What property of a material allows it to be hammered into thin sheets?

a)

Ductility

b)

Elasticity

c)

Brittleness

d)

Malleability

152.

What property of matter determines whether an object will float or sink in water?

a)

Texture

b)

Density

c)

Flexibility

d)

Boiling point

153.

What happens to the particles of matter when a solid melts?

a)

They move slower and get closer

b)

They stop moving

c)

They move faster and spread apart

d)

They disappear

154.

Which of the following is an example of a physical change?

a)

Rusting of iron

b)

Burning of wood

c)

Melting of ice

d)

Baking a cake

155.

What is the ability of a substance to dissolve in another substance called?

a)

Solubility

b)

Elasticity

c)

Conductivity

d)

Viscosity

156.

What is the boiling point of pure water at sea level?

a)

50°C

b)

100°C

c)

212°C

d)

32°C

157.

Which property of metal makes it useful for making electrical wires?

a)

Malleability

b)

Conductivity

c)

Brittleness

d)

Opacity

158.

What do you call matter that has no definite shape and no definite volume?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

159.

A change in which a new substance is formed is called a...

a)

Physical change

b)

State change

c)

Chemical change

d)

Temperature change

160.

Which tool is best for measuring the volume of a liquid?

a)

Ruler

b)

Graduated cylinder

c)

Stopwatch

d)

Thermometer

161.

Which of the following is an example of a chemical change?

a)

Freezing water

b)

Shredding paper

c)

Dissolving salt in water

d)

Burning a candle

162.

Which of the following is an example of a physical change?

a)

Burning paper

b)

Melting ice

c)

Cooking rice

d)

Rusting iron

163.

Which of the following is a chemical change?

a)

Freezing water

b)

Tearing paper

c)

Mixing oil and water

d)

Baking a cake

164.

What type of change occurs when butter melts?

a)

Chemical change

b)

Reversible physical change

c)

Irreversible physical change

d)

Permanent chemical change

165.

Which change is usually not reversible?

a)

Melting

b)

Evaporation

c)

Boiling

d)

Burning

166.

Which of these shows a chemical change has occurred?

a)

Change in size

b)

Formation of new substance

c)

Change in shape

d)

Change in state

167.

What happens to the molecules during a physical change?

a)

They are destroyed

b)

They form a new substance

c)

They rearrange but remain the same

d)

They explode

168.

Which of the following shows an irreversible change?

a)

Melting chocolate

b)

Dissolving sugar in water

c)

Cutting wood

d)

Frying an egg

169.

Why is dissolving salt in water considered a physical change?

a)

It creates a new substance

b)

It changes the chemical formula

c)

The salt can still be recovered

d)

It produces heat

170.

Which of these is not a sign of a chemical change?

a)

Change in color

b)

Change in temperature

c)

Melting

d)

Formation of gas

171.

What kind of change happens when water evaporates?

a)

Physical and reversible

b)

Chemical and irreversible

c)

Physical and irreversible

d)

Chemical and reversible

172.

Cutting a piece of paper is a...

a)

Chemical change

b)

Reversible change

c)

Physical change

d)

Both B and C

173.

Why is cooking food considered a chemical change?

a)

It only changes its shape

b)

The ingredients just mix

c)

A new substance with new properties is formed

d)

It cools down

174.

Which of these changes can be reversed easily?

a)

Rusting of iron

b)

Chopping vegetables

c)

Burning wood

d)

Baking cookies

175.

What is formed when iron reacts with oxygen in the air over time?

a)

Aluminum

b)

Water

c)

Rust

d)

Steel

176.

When vinegar is mixed with baking soda, bubbles form. What kind of change is this?

a)

Physical change

b)

Reversible change

c)

Chemical change

d)

Condensation

177.

What is the main function of the circulatory system?

a)

To control body temperature

b)

To break down food

c)

To transport oxygen and nutrients

d)

To remove waste from the body

178.

Which organ is the main pump of the circulatory system?

a)

Brain

b)

Lungs

c)

Heart

d)

Kidney

179.

What organ is responsible for exchanging oxygen and carbon dioxide in the body?

a)

Liver

b)

Heart

c)

Lungs

d)

Kidneys

180.

What is the primary function of the digestive system?

a)

To circulate blood

b)

To support bones

c)

To process food and absorb nutrients

d)

To send signals through nerves

181.

Which organ produces digestive juices and insulin?

a)

Pancreas

b)

Kidney

c)

Liver

d)

Small intestine

182.

What is the function of the skeletal system?

a)

To move oxygen

b)

To control feelings

c)

To support and protect the body

d)

To filter blood

183.

Which body system allows movement of body parts?

a)

Respiratory

b)

Muscular

c)

Circulatory

d)

Nervous

184.

What is the main organ of the nervous system?

a)

Heart

b)

Brain

c)

Lungs

d)

Skin

185.

The kidneys belong to which body system?

a)

Circulatory system

b)

Respiratory system

c)

Excretory system

d)

Nervous system

186.

What is the role of the large intestine in the digestive system?

a)

Digest proteins

b)

Store bile

c)

Absorb water and form waste

d)

Break down fats