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 […]
Water can dissolve more substances than any other liquid because.
Water can dissolve more substances than any other liquid because.(2021) a) It is dipolar in nature. b) It is a good conductor of heat c) It has high value of specific heat d) It is an oxide of hydrogen Answer: A Water is called the universal solvent since it is capable of dissolving a variety […]
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 […]
Which of the following statements are correct regarding the general difference between plant and animal cells ?
Which of the following statements are correct regarding the general difference between plant and animal cells ? 1.Plant cells have cellulose cell walls whilst animal cells do not. 2.Plant cells do not have plasma membrane unlike animal cells which do. 3.Mature plant cell has one large vacuole whilst animal cell has many small vacuoles. Select […]
What is the importance of using Pneumococcal Conjugate Vaccines in India ?
What is the importance of using Pneumococcal Conjugate Vaccines in India ? 1.These vaccines are effective against pneumonia as well as meningitis and sepsis. 2.Dependence on antibiotics that are not effective against drug-resistant bacteria can be reduced. 3.These vaccines have no side effects and cause no allergic reactions. Select the correct answer using the code […]
In India the term Public Key Infrastructure is used in the context of(2020)
In India, the term “Public Key Infrastructure” is used in the context of(2020) a) Digital security infrastructure b) Food security infrastructure c) Health care and education infrastructure d) Telecommunication and transportation infrastructure Answer: A Public Key Infrastructure (PKI) is a technology for authenticating users and devices in the digital world. Under this system, one or […]
In the context of recent advances in human reproductive technology, :Pronuclear Transfer: is used for(2020)
In the context of recent advances in human reproductive technology, :Pronuclear Transfer: is used for(2020) a) Fertilization of egg in vitro by the donor sperm b) Genetic modification of sperm producing cells c) Development of stem cells into functional embryos d) Prevention of mitochondrial diseases in offspring Answer: D In pronuclear transfer, the mother’s egg […]
Which of the following is/are the example/examples of chemical change
Which of the following is/are the example/examples of chemical change? 1. Crystallization of sodium chloride 2. Melting of ice 3. Souring of milk Select the correct answer using the code given below.(2014) a) 1 and 2 only b) 3 only c) 1, 2 and 3 d) None ANswer: B Chemical changes occur when a substance […]