Everyday Science MCQs | Food Science MCQs
Vegetables are subjected to drying after:
(a) Sulfuring
(b) Sulphitation
(c) Blanching
(d) None of these
Answer: (c)
Tag: Everyday science MCQs
Daily Top-20 MCQs (Set-46)
for CSS Screening Test, PMS, PCS, FPSC and related Exams
Today’s MCQs are all about World General Knowledge, these MCQs are taken from different books and Past Papers which are helpful for all type competitive exams. All these MCQs are important for coming CSS Screening Test.
Right to clean environment is guaranteed in Constitution of Pakistan by
• Both a and b
Radioactive waste management in Pakistan is governed under:
• Pakistan Environment (Protection) Act, 1997
At present, what is the share of renewable energy in the total energy production of Pakistan?
• 4 – 5%
Basal convention on trans boundary movement of hazardous waste was implemented in the year
• 1989
Daily Top-20 MCQs
(Everyday Science)
1. Who invented logarithm tables?
(a) John Napier
(b) H. Moseley
(c) N. Bohr
(d) Chadwick
Answer: a
2. What was the religion of Albert Einstein?
(a) Jewish
(b) Catholic
(c) Protestant
(d) Anglican
Answer: a
Basic Concepts of Physics MCQs
(Everyday Science MCQs)
Which is the densest planet of our solar system?
(a) Sun
(b) Jupiter
(c) Mercury
(d) Earth
Answer:. d
A gradual rise in a barometer height indicates
(a) Approach of fair weather
(b) Approach of immediate storm
(c) Likelihood of rainfall
(d) Nothing significant
Answer: a
What is the smallest unit of life?
(a) Atom
(b) Cell
(c) Virus
(d) a & b
Answer: b
What is the largest organ of the human body?
(a) Liver
(b) Intestines
(c) Stomach
(d) Skin
Answer: d
What is Celluloses?
(a) Fats
(b) Carbohydrates
(c) Vitamins
(d) Protein
Answer: b
The smallest of all human cells are
(a) Nerve cells
(b) WBCs
(c) Epithelial cells
(d) RBCs
Answer: d
Rectified spirit contains alcohol about:
(a) 80%
(b) 85%
(c) 90%
(d) 95%
X-ray is:
(a) Electromagnetic wave
(b) The flow of positive charge
(c) The flow of neutral practices
(d) The flow of electron
Geothermal energy can be obtained from the heating rocks by the
(a) Igneous rocks
(b) High temperature water
(c) decay of radioactive element
(d) All of these
The Earth’s rocks are in molten and partly molten state, usually within the Earth’s surface of
(a) 5 km
(b) 10 km
(c) 15 km
(d) 18 km
Scientific Explanations | Material for all Competitive Exams
Why it is dangerous to sleep in an unventilated room with fire burning?
▪ It is dangerous to sleep in an unventilated room with fire burning inside because the fire produces carbon monoxide and carbon dioxide gases. Carbon monoxide is poisonous and can cause death.
Alcohol is sometimes rubbed on the body of a person suffering from fever
▪ As soon as Alcohol is applied on the body, it evaporates taking away some heat from the body. Since evaporation has a cooling effect, the body temperature can be reduced by rubbing alcohol.
Why people used filament of an electric bulb of tungsten?
▪ The filament of an electric bulb is made of tungsten because it has a high melting point and can be heated to a high temperature to emit light.
1. Which endocrine gland produces melatonin?
(a) Pineal gland
(b) Thymus
(c) Pituitary gland
(d) Adrenal cortex
2. What is the enzyme that is in stomach acid called? (CTS 2017) (PTS 2017) (NTS 2015)
(a) Amylase
(b) Pepsin
(c) Maltase
(d) None of these
General Science MCQs
Concept of Producing BIO Fuel Method
How is biofuel made?
(a) By fermenting the sugar components of starch crops
(b) By reacting vegetable oil or animal fat with an alcohol
(c) By treating plant oil or animal fat with hydrogen
(d) All of the above
Answer: (d)
Ethanol is biofuel and are known as
(a) carbon neutral
(b) hydrogen neutral
(c) oxygen neutral
(d) All of them
Answer: (a)
Propan-2-ol will get oxidized to give
(a) aldehyde
(b) ketone
(c) alcohol
(d) carbonyl
Answer: (b)
2 methyl-2 propan-2-ol is an example of
(a) primary alcohol
(b) secondary alcohol
(c) tertiary alcohol
(d) quaternary alcohol
Answer: (c)