Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?
Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?(2021) a) Low-density polyethylene b) Polycarbonate c) Polyethylene terephthalate d) Polyvinyl Chloride Answer: B BPA is a precursor to important plastics, primarily certain polycarbonates and epoxy resins, as well as some polysulfones and certain […]
With the present state of development, Artificial Intelligence can effectively do which of the following?
With the present state of development, Artificial Intelligence can effectively do which of the following? 1.Bring down electricity consumption in industrial units 2.Create meaningful short stories and songs 3.Disease diagnosis 4.Text-to-speech conversion 5.Wireless transmission of electrical energy Select the correct answer using the code given below:(2020) a) 1,2,3 and 5 only b) 1,3, and 4 […]
With reference to visible light communication (VLC) technology, which of the following statements are correct?
With reference to visible light communication (VLC) technology, which of the following statements are correct? 1.VLC uses electromagnetic spectrum wavelengths 375 to 780nm 2.VLC is known as long-range optical wireless communication 3.VLC can transmit large amounts of data faster than Bluetooth 4.VLC has no electromagnetic interference Select the correct answer using the code given below(2020) […]
With reference to :Blockchain Technology: consider the following statements:
With reference to :Blockchain Technology: consider the following statements: 1.It is a public ledger that everyone can inspect, but which no single user controls. 2.The structure and design of blockchain is such that all the data in it are about cryptocurrency only 3.Applications that depend on basic features of blockchain can be developed without anybody:s […]
Which one of the following is used in preparing a natural mosquito repellent?
Which one of the following is used in preparing a natural mosquito repellent?(2021) a) Congress grass b) Elephant grass c) Lemon grass d) Nut grass Answer: C Self explanatory
With reference to recent developments regarding ‘Recombinant vector Vaccines’, consider the following statements:
With reference to recent developments regarding ‘Recombinant vector Vaccines’, consider the following statements: 1. Genetic engineering is applied in the development of these vaccines. 2. Bacteria and viruses are used as vectors. Which of the statements given above is/are correct?(2021) a) 1 only b) 2 only c) Both 1 and 2 d) Neither 1 nor […]
Bollgard I and Bollgard II technologies are mentioned in the context of
Bollgard I and Bollgard II technologies are mentioned in the context of(2021) a) Clonal propagation of crop plants b) Developing genetically modified crop plants c) Production of plant growth substances d) Production of biofertilizers Answer: B Bollgard I Bt cotton (single-gene technology) is India’s first biotech crop technology approved for commercialization in India in 2002, […]
In a pressure cooker, the temperature at which the food is cooked depends mainly upon which of the following?
In a pressure cooker, the temperature at which the food is cooked depends mainly upon which of the following? 1. Area of the hole in the lid 2. Temperature of the flame 3. Weight of the lid Select the correct answer using the code given below.(2021) a) 1 and 2 only b) 2 and 3 […]
Which of the above can be cultured in an artificial/ synthetic medium?
Consider the following: 1. Bacteria 2. Fungi 3. Virus Which of the above can be cultured in an artificial/ synthetic medium?(2021) a) 1 and 2 only b) 2 and 3 only c) 1 and 3 only d) 1,2 and 3 Answer: AUnlike bacteria, many of which can be grown on an artificial nutrient medium, viruses […]
Consider the following statements: Which of the statements given above is/are correct?(2021)
Consider the following statements: 1. Adenoviruses have single-stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is sometimes caused by an adenovirus whereas AIDS is caused by a retrovirus. Which of the statements given above is/are correct?(2021) a) 1 only b) 2 only c) Both 1 and 2 d) Neither 1 nor […]