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Question: What is the chemical formula for sodium sulfate?Options: NaSO4Na2SO4Na2SNaSO3Correct Answe..
Question: What is the main advantage of using yeast in biotechnology?Options: High growth rateAbilit..
Question: In a fermentation process, if the yield of product is 80 g from 1 kg of substrate, what is..
Question: Which of the following is NOT a method of DNA sequencing?Options: Sanger sequencingNext-ge..
Question: If a biotechnologist needs to culture cells in a 100 mL medium and the cell density is 1 x..
Question: What is the role of CRISPR technology in biotechnology?Options: Protein synthesisGene edit..
Question: A certain enzyme has a specific activity of 50 units/mg. If you have 2 mg of this enzyme, ..
Question: Which of the following is a common method for gene transfer in plants?Options: Microinject..
Question: If a biotechnologist has 200 mg of a plasmid DNA and needs to prepare a 1:10 dilution, how..
Question: What is the primary purpose of recombinant DNA technology in biotechnology?Options: To cre..
Question: Which type of cell lacks a nucleus?Options: Eukaryotic cellProkaryotic cellStem cellMuscle..
Question: Which structure contains the genetic material of a cell?Options: CytoplasmNucleusCell memb..
Question: What process do cells use to divide and replicate?Options: MeiosisMitosisFissionBuddingCor..
Question: Which of the following is a component of the cell membrane?Options: DNARNAPhospholipidsPro..
Question: Which vitamin is produced when the skin is exposed to sunlight?Options: Vitamin AVitamin B..
Question: A conservation project costs $1.5 million and is expected to increase biodiversity by 25%...
Question: If a waste recycling program recycles 60% of the waste produced in a town of 500 tons per ..
Question: A city plans to reduce its water consumption by 15% from its current usage of 2 million li..
Question: If a solar panel generates 250 watts and operates for 5 hours a day, how much energy does ..
Question: A country aims to plant 1 million trees in 5 years. If they plant 200,000 trees in the fir..
Question: If a river\'s pollution level decreases from 80 ppm to 20 ppm over 4 years, what is the av..
Question: A renewable energy project costs $2 million and is expected to save $300,000 annually. Wha..
Question: If a city has a population of 1 million and each person generates 0.5 kg of waste per day,..
Question: A forest area of 1000 hectares absorbs 2.5 tons of CO2 per hectare per year. How much CO2 ..
Question: If a country reduces its carbon emissions by 20% and its original emissions were 500 milli..
Question: In a savanna ecosystem, if there are 400 herbivores and each herbivore consumes 5 kg of gr..
Question: If a marine ecosystem has a fish population of 5000 and 20% of them are predators, how man..
Question: In a temperate forest ecosystem, if the average biomass of trees is 300 kg per tree and th..
Question: If a desert ecosystem receives an average of 250 mm of rainfall per year, how much rainfal..
Question: A wetland ecosystem has a water retention capacity of 2000 liters. If it currently holds 1..