Question: What is the chemical formula for table salt?
A) NaCl
B) H2O
C) CO2
D) O2
Answer: A) NaCl
Question: What type of energy does the sun primarily emit?
A) Thermal energy
B) Nuclear energy
C) Solar energy
D) Electrical energy
Answer: C) Solar energy
Question: Which of the following is a non-metal?
A) Iron (Fe)
B) Sodium (Na)
C) Oxygen (O)
D) Calcium (Ca)
Answer: C) Oxygen (O)
Question: In the human digestive system, where does most nutrient absorption occur?
A) Stomach
B) Small intestine
C) Large intestine
D) Esophagus
Answer: B) Small intestine
Question: What is the process of converting a liquid into a gas called?
A) Condensation
B) Evaporation
C) Sublimation
D) Melting
Answer: B) Evaporation
Question: Which planet is known as the “Blue Planet”?
A) Earth
B) Neptune
C) Uranus
D) Saturn
Answer: A) Earth
Question: What is the function of the red blood cells in the human body?
A) Carrying oxygen
B) Fighting infections
C) Clotting blood
D) Producing hormones
Answer: A) Carrying oxygen
Question: What is the main gas responsible for the greenhouse effect on Earth?
A) Oxygen
B) Carbon Dioxide
C) Nitrogen
D) Methane
Answer: B) Carbon Dioxide
Question: Which force keeps planets in orbit around the sun?
A) Magnetic force
B) Gravitational force
C) Centrifugal force
D) Electrostatic force
Answer: B) Gravitational force
Question: What is the process of converting sunlight into energy in plant cells called?
A) Respiration
B) Photosynthesis
C) Transpiration
D) Digestion
Answer: B) Photosynthesis
Question: Which of the following is a conductor of electricity?
A) Wood
B) Rubber
C) Copper
D) Plastic
Answer: C) Copper
Question: What is the chemical symbol for carbon?
A) Ca
B) C
C) Co
D) Cu
Answer: B) C
Question: Which layer of the Earth is solid and composed mainly of iron and nickel?
A) Crust
B) Mantle
C) Outer core
D) Inner core
Answer: D) Inner core
Question: What is the function of the nervous system in the human body?
A) Pumping blood
B) Regulating temperature
C) Transmitting signals
D) Digesting food
Answer: C) Transmitting signals
Question: What is the unit of measurement for temperature in the metric system?
A) Fahrenheit
B) Kelvin
C) Celsius
D) Rankine
Answer: C) Celsius
Question: Which gas is responsible for the natural color of the Earth’s sky?
A) Oxygen
B) Nitrogen
C) Helium
D) Water vapor
Answer: B) Nitrogen
Question: What is the function of the kidneys in the human body?
A) Producing insulin
B) Filtering blood
C) Pumping oxygen
D) Digesting food
Answer: B) Filtering blood
Question: Which type of rock is formed from the cooling and solidification of magma or lava?
A) Sedimentary
B) Metamorphic
C) Igneous
D) Conglomerate
Answer: C) Igneous
Question: What is the SI unit of force?
A) Watt
B) Joule
C) Newton
D) Volt
Answer: C) Newton
Question: What is the process of a substance changing directly from a solid to a gas without passing through the liquid state?
A) Condensation
B) Evaporation
C) Sublimation
D) Melting
Answer: C) Sublimation.
FAQs
What topics are usually covered in JSS2 Second Term Basic Science past questions and answers?
JSS2 Second Term Basic Science past questions commonly cover topics such as energy, heat transfer, living and non-living things, environmental pollution, safety measures, and simple machines. The questions are designed to test students’ understanding of key scientific concepts taught during the term and their ability to apply them in everyday situations.
Why are past questions important for JSS2 Basic Science revision?
Past questions help students become familiar with the exam format, question patterns, and important topics. They also improve confidence, strengthen understanding, and allow students to practice time management before the actual examination. Reviewing answers helps students identify mistakes and learn the correct scientific explanations.
How can students effectively use JSS2 Second Term Basic Science past questions and answers to prepare for exams?
Students should study each topic first, then attempt the past questions without looking at the answers. Afterward, they should check their responses, correct errors, and revise weak areas. Consistent practice and discussion with teachers or classmates can improve comprehension and performance.
Where can students get reliable JSS2 Second Term Basic Science past questions and answers?
Students can obtain past questions from their teachers, school libraries, educational websites, exam preparation booklets, and lesson note compilations. Many schools also provide revision materials at the end of the term to help students prepare for examinations.
Also Read: JSS3 Second Term Basic Science Past Questions and Answers
