Nobel Prize in Science: Winners & Contributions MCQs with Answer
Who was the first person to win two Nobel Prizes in different scientific fields? a) Albert Einstein b) Marie Curie c) Linus Pauling d) Richard…
Read More »Nuclear Energy & Its Uses MCQs with Answer
What is the primary source of nuclear energy? a) Chemical reactions b) Nuclear fission and fusion c) Solar radiation d) Combustion of fossil fuels Which…
Read More »Organic & Inorganic Chemistry MCQs with Answer
What is the main difference between organic and inorganic compounds? a) Organic compounds always contain oxygen b) Organic compounds contain carbon-hydrogen bonds c) Inorganic compounds…
Read More »Organic Farming & GM Crops MCQs with Answer
What is the main goal of organic farming? a) Maximizing yield through synthetic inputs b) Enhancing soil fertility and biodiversity c) Using genetically modified seeds…
Read More »Ozone Layer Depletion MCQs with Answer
What is the main cause of ozone layer depletion? a) Carbon dioxide emissions b) Chlorofluorocarbons (CFCs) c) Methane emissions d) Nitrogen oxides Which chemical compound…
Read More »Pesticides & Their Effects MCQs with Answer
What is the primary function of pesticides in agriculture? a) To improve soil fertility b) To control pests c) To increase plant growth d) To…
Read More »Photosynthesis & Plant Growth MCQs with Answer
What is the primary function of photosynthesis in plants? a) To produce oxygen b) To produce glucose c) To absorb water d) To absorb nutrients…
Read More »Plant Diseases & Their Causes MCQs with Answer
What is the primary cause of powdery mildew in plants? a) Bacteria b) Fungi c) Virus d) Insects Which disease is caused by a fungal…
Read More »Renewable & Non-Renewable Resources MCQs with Answer
Which of the following is a renewable resource? a) Coal b) Natural gas c) Solar energy d) Petroleum What is an example of a non-renewable…
Read More »Respiratory System & Lungs MCQs with Answer
What is the primary function of the respiratory system? a) Digestion of food b) Circulation of blood c) Breathing and gas exchange d) Regulation of…
Read More »Road, Rail & Water Transport Technologies MCQs with Answer
What is the primary advantage of electric vehicles (EVs) over conventional gasoline-powered cars? a) Higher top speed b) Lower emissions c) Greater fuel efficiency d)…
Read More »Rocks, Minerals & Fossils MCQs with Answer
What is the most abundant mineral in the Earth’s crust? a) Quartz b) Feldspar c) Calcite d) Mica Which of the following is an igneous…
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