Science MCQs
Science MCQs offer a general overview of multiple scientific disciplines such as physics, chemistry, and biology. These questions are ideal for students, job seekers, and competitive exam candidates looking to enhance their scientific knowledge. Whether you're preparing for SSC, HSSC, or general job tests, these MCQs provide a mix of theoretical and practical science questions. This category is particularly useful for testing concepts related to laws of motion, periodic table, cell structure, human anatomy, electricity, and more. The MCQs are curated to support concept building and revision. They also help in developing problem-solving abilities and logical analysis skills, which are crucial in science-based exams.
Q: Boiling point of pure water at sea level is
A) 100°C
B) 120°C
C) 90°C
D) 80°C
Q: Planet known as the Red Planet
A) Venus
B) Saturn
C) Mars
D) Jupiter
Q: Largest organ in the human body
A) Liver
B) Heart
C) Skin
D) Brain
Q: Chemical symbol for Sodium
A) S
B) So
C) Na
D) Sn
Q: Basic unit of heredity
A) Chromosome
B) DNA
C) Nucleus
D) Gene
Q: Speed of light in vacuum
A) 150,000 km/s
B) 450,000 km/s
C) 300,000 km/s
D) 600,000 km/s
Q: Human blood is composed of plasma and
A) Cells
B) Lymph
C) Cartilage
D) Bone
Q: Instrument used to measure temperature
A) Anemometer
B) Altimeter
C) Thermometer
D) Barometer
Q: Primary gas found in Earth's atmosphere
A) Carbon dioxide
B) Hydrogen
C) Oxygen
D) Nitrogen
Q: Newton’s third law deals with
A) Acceleration
B) Gravity
C) Inertia
D) Action and reaction