Maharashtra SSC (Class 10) Cell Biology and Biotechnology — practice questions
36 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Maharashtra SSC (Class 10) Cell Biology and Biotechnology in the app →What general name is given to the special undifferentiated cells in a multicellular organism that can give risCytology is the branch of biology that mainly deals with the study of which of the following?At what temperature range are collected stem cell samples preserved in vials?On approximately which day after conception does differentiation of embryonic stem cells begin?The property by which a single embryonic stem cell can transform into any of the many cell types of the body iWhich of the following is NOT a recognised source of adult stem cells in the human body?Replacing dead cells in conditions such as diabetes, Parkinson's disease and myocardial infarction is an exampUnder which law is organ donation and transplantation in India controlled to keep the process transparent?A person can usually donate one organ during their lifetime because the body has a spare functional pair. WhicWhich set of branches of science is correctly described as being included within biotechnology?From which bacterium was the gene isolated and inserted into cotton to produce Bt cotton?How does the toxin produced in Bt cotton kill the bollworm that feeds on the plant?Golden Rice was genetically engineered to be rich in a precursor of which vitamin?Crops developed by integrating a foreign gene with their own genome to gain desired characters are best descriWhy are herbicide tolerant crop varieties being developed by genetic engineering?Bacteria such as Rhizobium, Azotobacter and Anabaena are mainly used in agriculture as:Which two methods are mainly used in animal husbandry to improve the quantity and quality of animal products?By modern biotechnology, the hormone insulin used to treat diabetes is now produced with the help of:Modern biotechnological vaccines are considered safer than traditional ones mainly because they:Transgenic potatoes are being developed as edible vaccines to generate immunity against which type of organismThe group of small protein molecules used in the treatment of viral diseases, now produced using transgenic E.Treating phenylketonuria (PKU) by correcting the genetic change in liver cells is an example of:In reproductive cloning, a new organism is produced by fusing an enucleated ovum with:Producing industrial chemicals such as alcohol from sugar molasses using transgenic yeast belongs to which braThe absorption or destruction of toxic chemicals and pollutants with the help of plants and microorganisms is When only plants are used to absorb or destroy pollutants from soil, the technique is specifically called:Which highly radiation-resistant bacterium has been genetically modified to absorb radiations from radioactiveThe technique used to establish a person's identity from the unique DNA sequence in any part of their body is:The first cloned sheep, 'Dolly', was produced by introducing a nucleus from an udder cell of a Finn Dorset sheVarious methods used to obtain the maximum yield of food grains from minimum land, which saved a large populatDr. Verghese Kurien is best associated with which revolution that strengthened India's dairy through the coopeThe large-scale production of useful aquatic organisms, promoted in India through the Nil-Kranti Mission (NKM-Why is organic farming preferred over the heavy use of chemical fertilisers and pesticides?In hydroponics, crops are grown without soil with the help of:The phenomenon by which a pesticide like DDT enters the food web and increases in concentration along it is caWhat is the best method of collecting honey that does not destroy the hive or kill large numbers of bees?