Description : The main reason why antibodies could not solve all the problems of bacteria mediated disease is (a) decreased efficiency of the immune system (b) insensitivity of the individual ... development of mutant strains resistant to antibodies (d) inactivation of antibiotics by bacterial enzymes.
Last Answer : (c) development of mutant strains resistant to antibodies
Description : Assertion : HIV infected person are prone to opportunistic diseases. Reason : Immune system weakens during HIV infection.
Last Answer : Assertion : HIV infected person are prone to opportunistic diseases. Reason : Immune system weakens ... If both the assertion and reason are false
Description : Assertion` :` Lymph is a colourless fluid containing specialised lymphocytes which are responsible for the immune responses of the body. Reason `:` Ex
Last Answer : Assertion` :` Lymph is a colourless fluid containing specialised lymphocytes which are responsible for the ... . If both Assertion & Reason are false.
Description : Assertion :- The young one of cockroach does not look like adult cockroach. Reason :- the mouth parts of young cockroach are not well developed like a
Last Answer : Assertion :- The young one of cockroach does not look like adult cockroach. Reason :- the mouth parts of young ... cockroach. A. A B. B C. C D. D
Description : Assertion (A): In anti-friction bearings, the frictional resistance is very low as the shaft held by it remains in floating condition by the hydrodynamic pressure developed by the lubricant. [IES-2006] Reason (R): In hydrodynamic ... of A (c) A is true but R is false (d) A is false but R is true
Last Answer : (d) A is false but R is true
Description : Coronavirus is said to survive those who are more resistant to the disease . How do I know if my immune system is high or low ? What other foods will increase this ability ? Want to know if it will grow faster or slower ?
Last Answer : The best way to understand a person's immune system is to find out how sick they are. On the one hand, the less and the more days you get sick , on the other hand, the faster ... triples the amount of hemoglobin in the blood . Drinking tea or coffee immediately reduces the amount of hemoglobin.
Description : Test tube baby means a baby born when (a) it is developed in a test tube (b) it is developed through tissue culture method (c) the ovum is fertilised externally and thereafter implanted in the uterus (d) it develops from a non-fertilised uterus.
Last Answer : (c) the ovum is fertilised externally and thereafter implanted in the uterus
Description : Assertion : Menarche starts around the age of puberty . Reason : After birth oocyte is matured and developed to form Graafian follicle .
Last Answer : Assertion : Menarche starts around the age of puberty . Reason : After birth oocyte is matured and ... D. If both Assertion & Reason are False.
Description : Assertion (A): In hydrodynamic journal bearings, the rotating journal is held in floating condition by the hydrodynamic pressure developed in the lubricant. Reason (R): Lubricant flows in a converging-diverging channel. [IES-1994] ... A (c) A is true but R is false (d) A is false but R is true
Last Answer : (a) Both A and R are individually true and R is the correct explanation of A
Description : Assertion (A): In steady rotating condition the journal inside a hydrodynamic journal bearing remains floating on the oil film. [IES-2008] Reason (R): The hydrodynamic pressure developed in steady rotating conditions in journal ... A (c) A is true but R is false (d) A is false but R is true
Last Answer : (a) Both A and R are true and R is the correct explanation of A
Description : The plasma half life of pencillin-G is longer in the new born because their (a) Plasma protein level is low (b) Drug metabolizing enzymes are immature (c) Glomerular filtration rate is low (d) Tubular transport mechanisms are not well developed
Last Answer : Ans: D
Description : The plasma half life of penicillin-G is longer in the new born because their: A. Plasma protein level is low B. Drug metabolizing enzymes are immature C. Glomerular filtration rate is low D. Tubular transport mechanisms are not well developed
Last Answer : D. Tubular transport mechanisms are not well developed
Description : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is heterogametic .
Last Answer : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is ... . D. If both Assertion & Reason are False.
Description : Best way to boost your immune system during cold and flu season?
Last Answer : answer:Hand washing and avoiding touching your face. When I feel something coming on I drink a hot toddie before going to bed, or/and take garlic and horseradish pills. A friend yesterday said she ... she makes ginger tea by grating ginger into a teapot and allowing it to steep in boiling water.
Description : Assertion : The honey bee queen copulates only once in her life time. Reason : The honey bee queen can lay fertilized as well as unfertilized eggs.
Last Answer : Assertion : The honey bee queen copulates only once in her life time. Reason : The honey bee ... false D. If both Assertion and Reason are false.
Description : Assertion :- Nitrous acid `(HNO_(2))` may act as an oxidising agent as well as a reducing agent. Reason :- The oxidation number of Nitrogen remains sa
Last Answer : Assertion :- Nitrous acid `(HNO_(2))` may act as an oxidising agent as well as a reducing agent. ... False. D. If both Assertion & Reason are False.
Description : Assertion: `SO_(3)` acts as an oxidising agent as well as a reducing agent Reason: `SO_(2)` acts as an oxidising as well as a reducing agent
Last Answer : Assertion: `SO_(3)` acts as an oxidising agent as well as a reducing agent Reason: `SO_(2)` acts as an oxidising as well as a reducing agent
Description : Assertion (A): Mohan is a shopkeeper who pays his taxes on time. He has employed two workers Raghu and Rakesh in his shop. He pays them well but none of the workers get paid leaves in a year. Reason (R): Rakesh ... correct explanation of A. (c) A is true but R is false. (d) Both A & R are false.
Last Answer : (a) Both A & R are true and R is the correct explanation of A
Description : Assertion (A): Sustainable development critical to well-being of human society. Reason (R): Environmentally sound policies do not harm the environment or deplete the natural resources. Choose the correct code: (A) Both (A) and ( ... C) (A) is true and (R) is true (D) (A) is false and (R) is true
Last Answer : (B) Both (A) and (R) are correct, but (R) is not the correct explanation of (A).
Description : [Science and the world of tomorrow] A pill, synthesized protein, elixir, etc. is developed that will make a person more alert, resistant to viruses and most forms of cancer and do so within eight to twenty-one months after first use, but it has certain side effects, would you try it?
Last Answer : I would consider taking it when I’m older and more likely to get cancer, but probably not now.
Description : A genetically engineered form of brinjal known as the BT brinjal has been developed. The objective of this is (1) to make it pest resistant (2) to improve its taste and nutritive value (3) to make it drought resistant (4) to make its shelflife longer
Last Answer : (1) to make it pest resistant Explanation: Bt Brinjal is a genetically modified (GM) crop created by inserting Cry lAc gene from the soil bacterium Bacillus thuringiensis into Brinjal. The ... like the Brinjal Fruit and Shoot Borer (Leucinodes orbonalis) and Fruit Borer (Hell-coverpa armigera).
Description : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells) (a) both sense and anti-sense RNA (b) a particular hormone (c) an antifeedant (d) a toxic protein.
Last Answer : a) both sense and anti-sense RNA
Description : Which of the following is true for Golden rice? (a) It has yellow grains, because of a gene introduced from a primitive variety of rice. (b) It is vitamin A enriched, with a gene ... , with a gene from Bacillus thuringiensis. (d) It is drought tolerant, developed using Agrobacterium vector.
Last Answer : (b) It is vitamin A enriched, with a gene from daffodil.
Description : Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to (a) insect pests (b) fungal diseases (c) plant nematodes (d) insect predators.
Last Answer : (a) insect pests
Description : The first non-transgenic HRC such as triaz ine resistant canola was developed in a). 1995 b). 2000 c). 1997 d). 1984
Last Answer : d). 1984
Description : Transgenic herbicide resistant crops were developed using a).Conventional breeding b).Genetic engenering c).None d).Both
Last Answer : d).Both
Description : Non transgenic herbicide resistant crops were developed using a).Conventional breeding b).Genetic engineering c).None of the above d).Both
Last Answer : a).Conventional breeding
Description : The first genetically modified plants, the soybean resistant to glyphosate was developed during a). 1983 b). 2003 c). 1993 d). 1973
Last Answer : a). 1983
Last Answer : to make it pest resistant
Description : Would you want to save your baby if it were born very premature and would definitely have problems?
Last Answer : I would like to say that I would be rational. That I would think about the bigger picture. I would fight Satan himself if it meant my child would live.
Description : I come in rolls and sometimes stacks. I can be colored, plain or black. Born from the earth alive and well, then I'm chopped and changed so none can tell. Forced to endure your mistakes. Left with marks all ... Rocks lose to me I'm told, and I have been used to endure your cold. What am I? -Riddles
Last Answer : Paper.
Description : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into medulla. Reason `:-` Vasa recta is absent or hig
Last Answer : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into ... . D. If both Assertion & Reason are false.
Description : Assertion `:-` Small intestine is very long and has plica circularis & villi Reason `:` All these increase internal surface area of small intestine fo
Last Answer : Assertion `:-` Small intestine is very long and has plica circularis & villi Reason `:` All these ... False. D. If both Assertion & Reason are false.
Description : Assertion :- The geologcial histroy of earth closely correlates with the biological history of earth. Reason :- Earth is very old.
Last Answer : Assertion :- The geologcial histroy of earth closely correlates with the biological history of earth. ... . If both Assertion & Reason are false.
Description : Assertion (A) : Inhabitants close to very busy airports are likely to experience health hazards. Reason (R) : Sound level of jet aeroplanes usually ex
Last Answer : Assertion (A) : Inhabitants close to very busy airports are likely to experience health hazards. Reason ... but reason is wrong D. Both are wrong
Description : Assertion : From day 10 to 17 of the mentrual cycle is called fertile period. Reason : As chances of fertilisation are very high during this period.
Last Answer : Assertion : From day 10 to 17 of the mentrual cycle is called fertile period. Reason : As chances of ... . D. If both Assertion & Reason are False.
Description : Assertion : Use of fertilizers greatly enhaces crop productivity. Reason : Irrigation is very important in increasing crop productivity.
Last Answer : Assertion : Use of fertilizers greatly enhaces crop productivity. Reason : Irrigation is very important ... D. If both assertion and reason are false
Description : Assertion : Zone refining method is very useful for producing semiconductors. Reason : Semiconductors are of high purity.
Last Answer : Assertion : Zone refining method is very useful for producing semiconductors. Reason : Semiconductors are of high purity.
Description : Assertion (A). Industrial policy 1991 initiated liberalisation of Indian economy. Reason (R). Industrial growth was very slow before 1991. A. Both (A) and (R) are true and (R) is the correct explanation of (A). B. Both (A) ... A). C. (A) is true but (R) is false. D. (A) is false but (R) is true.
Last Answer : A. Both (A) and (R) are true and (R) is the correct explanation of (A). B. Both
Description : Will manipulation of human baby genes make them more resistant to disease?
Last Answer : Isn’t that what Hitler was trying to do? Create a super race? It wouldn’t stop at disease free humans. It would start dictating hair and eye color, intelligence level, height, and on and on. I don’t think it’s a good idea.
Description : The neurohormonal arm of the stress response is well defined. Less is known about the inflammatory arm mediated primarily by cytokines. Which of the following statement(s) is/are true ... Cytokine release may stimulate the release of other cytokines leading to an important cascade of events
Last Answer : Answer: a, d Cytokines, which are produced at the site of injury by endothelial cells and by diverse immune cells throughout the body, also occupy a pivotal position in the stress response ... act as hormones and spill over into the systemic circulation and become detectable in the bloodstream
Description : Pulses fit well in cropping system as they are— (A) Short duration crops (B) Disease resistant crops (C) Long duration crops (D) Moisture stress resistant crops
Last Answer : (D) Moisture stress resistant crops
Description : Fiber optics posses following properties __________ a) Immune electromagnetic interference b) Very less signal attenuation c) Very hard to tap d) All of the mentioned
Last Answer : d) All of the mentioned
Description : Select the correct statement about biodiversity. (a) The desert areas of Rajasthan and Gujarat have a very high level of desert animal species as well as numerous rare animals. (b) Large scale ... and endemism. (d) Conservation of biodiversity is just a fad pursued by the developed countries.
Last Answer : (c) Western ghats have a very high degree of species richness and endemism.
Description : Asseriton: Insect resistant transgenic cotton has been produced by inserting Bt gene Reason The Bt gene is derived form a bacterium
Last Answer : Asseriton: Insect resistant transgenic cotton has been produced by inserting Bt gene Reason The Bt ... If both the assertion and reason are false
Description : Antiretroviral therapy is not recommended in asymptomatic HIV infected subjects with CD4 cell count more than 350/µl because of the following reason(s): A. All antiretroviral drugs lose efficacy after ... C. The treated subjects may produce and transmit drug resistant virus D. All of the above
Last Answer : D. All of the above
Description : Choose the drug whose single oral dose affords clinical cure of uncomplicated malaria caused by chloroquine sensitive/resistant P.falciparum as well as P. vivax: A. Quinine B. Mefloquine C. Artesunate D. Proguanil
Last Answer : B. Mefloquine
Description : The following is true of linezolid except: A. It inhibits bacterial protein synthesis at an early step B. It is active against vancomycin resistant enterococci C. It is the drug of choice for enterococcal endocarditis D. It can be administered orally as well as by i.v. infusion
Last Answer : C. It is the drug of choice for enterococcal endocarditis
Description : Which of the following is a second generation cephalosporin that is highly resistant to gram negative β-lactamases, and cures penicillinase positive as well as negative gonococcal infection by a single intramuscular dose: A. Cephalexin B. Cefuroxime C. Cefoperazone D. Ceftazidime
Last Answer : B. Cefuroxime