24277 + Interview Questions in Biology in Class 12 Page 79 InterviewSolution

3901.	Question : Tomato is :
Answer» Berry Drupe Pome Legume Answer :A

Discussion

3902.	Question : Tolomex is the contractile unit of myofibril
Answer» ANSWER :SARCOMERE

Discussion

3903.	Question : Toddy is produced by the fermentation of
Answer» spadicas of palm sp of MILK WEED soybean bamboo Answer :A

Discussion

3904.	Question : Today a traditional drink is made by fermenting sap from(A) Palms(B) Soya bean(C) Tomato(D) Bamboo shoots
Answer» Palms Soyabean Tomato Bamboo shoots Answer :A

Discussion

3905.	Question : Today, transgenic models exist for many human diseases which includes: (1) Cancer (2) Cystic fibrosis (3) Rheumatpid arthritis (4) Alzhiemr's disease
Answer» 1 and 3 only 2 and 3 only 1, 2 and 3 only 1, 2, 3 and 4 Answer :D

Discussion

3906.	Question : Toddy is prepared for
Answer» Fern Apple Cashewnut Palm Answer :D

Discussion

3907.	Question :Today...................has developed as an industry to earn money.
Answer» ANIMAL HUSBANDRY Hunting Gathering of FOOD Both (A) & (B) Solution :Animal husbandry

Discussion

3908.	Question : Today, we cannot imagine a world without antibiotics. Justify the statement.
Answer» Solution :ANTIBIOTICS SAVE man from deadly diseases such as plague, diphtheria, whooping cough, LEPROSY etc. Without antibiotics we can.t survive because we are living amidst the bacteria, which cause fatal diseases in man. Antibiotics have greatly IMPROVED our capacity to treat deadly diseases.

Discussion

3909.	Question : Today, transgenic models exist for many human diseases which include (a) Cancer (b) Cystic Fibrosis (c) Rheumatoid arthritis (d) Alzheimer's disease(A) a & c only(B) b & c only(C) a, b & c only(D) All of the above
Answer» a & C only B&c only a, b & c only All of the above Solution :All of the above

Discussion

3910.	Question : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells)
Answer» both SENSE and anti-sense RNA a PARTICULAR hormone an antifeedant a TOXIC protein. Solution :both sense and anti-sense RNA

Discussion

3911.	Question : Today more than .............restriction enzymes have been isolated.
Answer» a) 800 B) 900 c) 1000 d) 870 Answer :B

Discussion

3912.	Question : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produce the host cells
Answer» both SENSE and anti-sense RNA a PARTICULAR HORMONE an antifeedant a TOXIC protein Solution :both sense and anti-sense RNA

Discussion

3913.	Question : Tobacco contains
Answer» cocaine morphine codine nicotine Answer :D

Discussion

3914.	Question : Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be
Answer» Nicotine Tannic acid Curamin CATECHIN Solution :Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component CAUSING this could be nicotine. Morphine, COCAINE, CODEINE and nicotine are all alkaloids. Tannic acids is found in nutgalls formed by insects on twigs of oak tree. Curaimin is a pain reliver. Catechin is OBTAINED from catechu and is a antioxidant.

Discussion

3915.	Question : To yield milk , sterile cows are administered with this hormone
Answer» stilbesterol SORBITOL GONADOTROPIN LH ANSWER :A

Discussion

3916.	Question : To which population category India belongs?
Answer» Low birth RATE and low MORTALITY rate Low birth rate and HIGH mortality rate High birth rate and low mortality rate High birth rate and high mortality rate Answer :C

Discussion

3917.	Question : To which product, the following are related (a) Blue revolution (b) White revolution (c) Green revolution.
Answer» Solution :(a) Fish PRODUCTION(B) MILK production (C)Crop production.

Discussion

3918.	Question : To which star family or galaxy does our solar system belong?
Answer» SOLUTION : MILKY WAY

Discussion

3919.	Question : To which phylum tapeworms belong?
Answer» ANSWER :PLATYHELMINTHES,

Discussion

3920.	Question : To which phylum octopuses belong?
Answer» ANSWER :MOLLUSCA,

Discussion

3921.	Question : To whichone of thefollowingtypes oforganism do mushroomsbelong ?
Answer» Algae Ferns FUNGI LICHENS SOLUTION :MUSHROOM is a fungithat belongsto classbasidiomycetes. They areheterotrophicorganisms.

Discussion

3922.	Question : To which of the following factors RNA polymerase binds transiently to initiate transcription ?
Answer» SIGMA beta gamma rho Answer :A

Discussion

3923.	Question : To which of micro-organisms ring worms belong ?
Answer» ANSWER :FUNGI

Discussion

3924.	Question : To which galaxy, our earth belongs?
Answer» SOLUTION :Akash-Ganga

Discussion

3925.	Question : To which family following floral formula is related?
Answer» Fabaceae Solanaceae LILIACEAE Cruciferae Answer :1

Discussion

3926.	Question : To which family of proteins antibodies belong ?
Answer» ANSWER :Immunoglobins

Discussion

3927.	Question : To what oparin called living molecules?
Answer» ANSWER :COACERVATES

Discussion

3928.	Question : To support the Big Bang theory, an experiment was done in 2008. a. Name the experiment.b. Where is it done?
Answer» SOLUTION :a. Large Hydron Collider b. This is DONE under the EARTH surface of the boundary between Switzerland and France.

Discussion

3929.	Question : To produce 500 pollen grains, how many microspore mother cells are required ?
Answer» 500 125 250 1000 Answer :B

Discussion

3930.	Question : To prove that DNA is the genetic material, which radioactive isotopes were used by Hershey and Chase (1952) in their experiments?
Answer» `.^(35)S and .^15 N` `.^(32)p and .^35 S` `.^(32)p and .^15 N` `.^(14)N and .^15 N` Solution :Hershey and Chase experiment is BASED on the FACT that DNA contains PHOSPHORUS and similarly sulphur is present in proteins but not in DNA. They incorporated RADIOACTIVE isotope of phosphorus`(overset(32)P)` into phage DNA and that of sulphur `(overset(35) S)` into proteins of a separate phage culture. Viruses grown in the presence of radioactive proteinof radioactive phosphorus contained DNA contained radioactive DNA but not radioactive protein because DNA contains phosphorus but proteins do not . Similarly , viruses grown on radioactive sulphur CONTAIN radioactive protein but not radioactive DNA because DNA does not contain sulphur.

Discussion

3931.	Question : To produce one fructose, respectively how many ATP, NADPH and CO_2 are required during dark reaction of C_4 plants ?
Answer» 36, 18 and 12 18, 12 and 6 30, 12 and 6 30, 18 and 12 SOLUTION :In `C_(4)` plants for the PRODUCTION of one glucose=30 ATP, 12 NADPH and 6 `CO_(2)` same REQUIREMENT for one fructose.

Discussion

3932.	Question : To produce 4 sucrose molecules the number of ATP and NADPH +H^(+) required in C_3 plants is
Answer» 144 & 96 120 & 48 188, 192 72,46 Answer :A

Discussion

3933.	Question : To prevent inbreeding self-incompatibility is found in
Answer» sunflower malva plams primula Answer :B

Discussion

3934.	Question :To obtain virus - free healthy plants from a diseased one by tissue culture technique , which part / parts of the diseased plant will be taken ?
Answer» EPIDERMIS only APICAL MERISTEM only Palisade parenchyma Both apical and AXILLARY meristems Answer :D

Discussion

3935.	Question : To obtained maximum useful energy which can be efficient utilised from per kg of cow dung
Answer» It MUST be burnt directly Biogas must be OBTAINED from it It must be CONVERTED to manure which may be burnt It must be burnt in semi DECAYED form Answer :B

Discussion

3936.	Question : To prevent contamination of stigma with unwanted pollen… is done
Answer» ARTIFICIAL hybridization Emasculation Bagging All the GIVEN three Answer :C

Discussion

3937.	Question : To prevent clotting donor's blood is treated with
Answer» SODIUM glycocholate Sodium citrate Heparin Sodium taurocholate Answer :B

Discussion

3938.	Question : To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken ?
Answer» Apical MERISTEM only Palisade PARENCHYMA Both apical and AXILLARY meristems Epidermis only Solution :Both apical and axillary meristems

Discussion

3939.	Question : To obtain virus-free healthy plants from a diseased one by tissue culture technique , which part/parts of the diseased plant will be taken
Answer» Both APICAL and axillary meristems Epidermis only Apical MERISTEM only PALISADE parenchyma Solution :Apical and axillary meristems are FREE of virus.

Discussion

3940.	Question : To obtain seedless watermelon, which among the following method is followed :
Answer» (A) Apomixis (B) SOMATIC HYBRIDIZATION (C ) Organogenesis (D) Micropropagation Answer :B

Discussion

3941.	Question : To nature of files are determined by its application.
Answer» Solution :REASON : The OUTPUT we get from an application is CALLED as a file, so the nature of the file is DETERMINED by the TYPE of application.

Discussion

3942.	Question : To meet the demands of the society, the in-vitro production of large number of plantlets in a short period is practiced in floriculture and horticulture industry today is called as(A) Somaclonal variation(B) Hybridoma technology(C) Somatic hybridization(D) Micropropagation
Answer» Somaclonal variation Hybridoma technology Somatic HYBRIDIZATION MICROPROPAGATION SOLUTION :Micropropagation

Discussion

3943.	Question : To meet the demands of the society in vitro production of a large number of plantlets in a short duration is practised in floriculture and hoticulture industry today.This is called ,
Answer» HYBRIDOMA technology Somacional variation Somatic hybridization Micropropagation Answer :D

Discussion

3944.	Question : To make tha study of global ecosystem easier, it is broadly into how many basic categories ?
Answer» THREE TWO FOUR FIVE ANSWER :D

Discussion

3945.	Question : Tomake stored food available for germination, with which hormone seed should be treated ?
Answer» Gibberellins Auxin Abscisic acid Cytokinin Answer :A

Discussion

3946.	Question : To make soya sause from soyabean meal, the fungas used is:
Answer» Penicillium Aspergillus Agaricus Saccharomyces Answer :B

Discussion

3947.	Question : Tomake AAT extractedtheAAT gene wascoupled to apromoterfor protein
Answer» globolin `alpha`-lactoglobulin ` BETA ` -lactoglobulin NONEOFTHESE ANSWER :C

Discussion

3948.	Question : To isolate protoplast one needs
Answer» Pectinase Cellulase Both pectinase and cellulase Chitinase Solution :The ENZYME required to OBTAIN wall FREE or NAKED protoplasts are cellulase, HEMICELLULASE and pectinase, which digest cell wall.

Discussion

3949.	Question : To isolate proteoplastone need
Answer» pectinase Cellulase both perctinase and cellulas chiitinase Answer :C

Discussion

3950.	Question : To initiate translation, the mRNA first binds to
Answer» Smaller ribosomal sub UNIT Larger ribosomal sub unit Whole RIBOSOME No such SPECIFICITY exists Answer :A

Discussion

Explore topic-wise InterviewSolutions in .

Question : Tomato is :

Question : Tolomex is the contractile unit of myofibril

Question : Toddy is produced by the fermentation of

Question : Today a traditional drink is made by fermenting sap from(A) Palms(B) Soya bean(C) Tomato(D) Bamboo shoots

Question : Today, transgenic models exist for many human diseases which includes: (1) Cancer (2) Cystic fibrosis (3) Rheumatpid arthritis (4) Alzhiemr's disease

Question : Toddy is prepared for

Question :Today...................has developed as an industry to earn money.

Question : Today, we cannot imagine a world without antibiotics. Justify the statement.

Question : Today, transgenic models exist for many human diseases which include (a) Cancer (b) Cystic Fibrosis (c) Rheumatoid arthritis (d) Alzheimer's disease(A) a & c only(B) b & c only(C) a, b & c only(D) All of the above

Question : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produces (in the host cells)

Question : Today more than .............restriction enzymes have been isolated.

Question : Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produce the host cells

Question : Tobacco contains

Question : Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be

Question : To yield milk , sterile cows are administered with this hormone

Question : To which population category India belongs?

Question : To which product, the following are related (a) Blue revolution (b) White revolution (c) Green revolution.

Question : To which star family or galaxy does our solar system belong?

Question : To which phylum tapeworms belong?

Question : To which phylum octopuses belong?

Question : To whichone of thefollowingtypes oforganism do mushroomsbelong ?

Question : To which of the following factors RNA polymerase binds transiently to initiate transcription ?

Question : To which of micro-organisms ring worms belong ?

Question : To which galaxy, our earth belongs?

Question : To which family following floral formula is related?

Question : To which family of proteins antibodies belong ?

Question : To what oparin called living molecules?

Question : To support the Big Bang theory, an experiment was done in 2008. a. Name the experiment.b. Where is it done?

Question : To produce 500 pollen grains, how many microspore mother cells are required ?

Question : To prove that DNA is the genetic material, which radioactive isotopes were used by Hershey and Chase (1952) in their experiments?

Question : To produce one fructose, respectively how many ATP, NADPH and CO_​2 are required during dark reaction of C_​4​ plants ?

Question : To produce 4 sucrose molecules the number of ATP and NADPH +H^(+) required in C_3 plants is

Question : To prevent inbreeding self-incompatibility is found in

Question :To obtain virus - free healthy plants from a diseased one by tissue culture technique , which part / parts of the diseased plant will be taken ?

Question : To obtained maximum useful energy which can be efficient utilised from per kg of cow dung

Question : To prevent contamination of stigma with unwanted pollen… is done

Question : To prevent clotting donor's blood is treated with

Question : To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken ?

Question : To obtain virus-free healthy plants from a diseased one by tissue culture technique , which part/parts of the diseased plant will be taken

Question : To obtain seedless watermelon, which among the following method is followed :

Question : To nature of files are determined by its application.

Question : To meet the demands of the society, the in-vitro production of large number of plantlets in a short period is practiced in floriculture and horticulture industry today is called as(A) Somaclonal variation(B) Hybridoma technology(C) Somatic hybridization(D) Micropropagation

Question : To meet the demands of the society in vitro production of a large number of plantlets in a short duration is practised in floriculture and hoticulture industry today.This is called ,

Question : To make tha study of global ecosystem easier, it is broadly into how many basic categories ?

Question : Tomake stored food available for germination, with which hormone seed should be treated ?

Question : To make soya sause from soyabean meal, the fungas used is:

Question : Tomake AAT extractedtheAAT gene wascoupled to apromoterfor protein

Question : To isolate protoplast one needs

Question : To isolate proteoplastone need

Question : To initiate translation, the mRNA first binds to

Question : To produce one fructose, respectively how many ATP, NADPH and CO_2 are required during dark reaction of C_4 plants ?