General Science MCQs questions with answers for NTS test preparation. CSS FPSC PPSC SPSC KPPSC past papers general science MCQ solved questions. Basic G.Science, general biology, chemistry and physics quiz.
General Science MCQs
Q. The energy value of food is measured using which unit?
(A) Joule
(B) Calories
(C) Tesla
(D) Proteins
The answer is: (B) Calories ☑
Q. The most densest naturally occurring substance on the planet Earth is
(A) Copper
(B) Steel
(C) Platinum
(D) Osmium
The answer is: (D) Osmium ☑
Q. According to Archimedes, up-thrust is equal to the ________ of the displaced liquid.
(A) mass
(B) weight
(C) density
(D) volume
The answer is: (B) weight ☑
Q. From the Sun, the Earth is the ________ planet in the solar system.
(A) second
(B) third
(C) fourth
(D) fifth
The answer is: (B) third ☑
Q. A person who is seated in front of a fire will receive heat by
(A) Conduction
(B) Convection
(C) Radiation
(D) None of these
The answer is: (C) Radiation ☑
Q. What is the device that used to measure movements of the heart?
(A) Cardiograph
(B) Seismograph
(C) Hydrometer
(D) Hygrometer
The answer is: (A) Cardiograph ☑
Q. What is the approximate maximum temperature that the human skin can endure without getting blisters?
(A) 40°C
(B) 60°C
(C) 80°C
(D) 100°C
The answer is: (A) 40°C ☑
Q. When existing rocks are subject to high pressures and temperatures and transformed without significant melting, they are called
(A) igneous rocks
(B) sedimentary rocks
(C) metamorphic rocks
(D) marble and onyx
The answer is: (C) metamorphic rocks ☑
Q. The axis of rotation of the Earth is tilted by approximately ________ degree.
(A) 22.44
(B) 23.44
(C) 24.44
(D) 25.44
The answer is: (B) 23.44 ☑
Q. Which continent of the world is the driest and the windiest?
(A) Africa
(B) Asia
(C) Antarctica
(D) Australia
The answer is: (C) Antarctica ☑
Q. What play the most important role in regulating temperature and determining climate on the Earth?
(A) Oceans
(B) Mountains
(C) Deserts
(D) Forests
The answer is: (A) Oceans ☑
Q. In plants, the process of pollination enables
(A) photosynthesis
(B) fertilization
(C) gymnosperm
(D) none of these
The answer is: (B) fertilization ☑
Q. Which of the following enzyme catalyses the hydrolysis of starch into sugars?
(A) Sucrose
(B) Catalase
(C) Maltase
(D) Amylase
The answer is: (D) Amylase ☑
Q. Which of the following is a tissue?
(A) Blood
(B) Lungs
(C) Kidney
(D) Ovary
The answer is: (A) Blood ☑
Q. The position of an element in the Periodic Table is determined by its __________ number.
(A) Electron
(B) Proton
(C) Neutron
(D) Positron
The answer is: (B) Proton ☑
Q. The most abundant element in the Earth’s crust is
(A) Oxygen
(B) Hydrogen
(C) Carbon Dioxide
(D) Silicon
The answer is: (A) Oxygen ☑
Q. Each day human body breathe in ________ liters of air.
(A) 5,000 to 10,000
(B) 10,000 to 15,000
(C) 15,000 to 20,000
(D) 20,000 to 25,000
The answer is: (C) 15,000 to 20,000 ☑