24277 + Interview Questions in Biology in Class 12 Page 87 InterviewSolution

4301.	Question : Transfer of pollen grains from anther to stigma of the same flower.
Answer» Geitonogamy Xenogamy Autogamy Apogamy Answer :C

Discussion

4302.	Question : The type of placenta in shark is :
Answer» allantoic yolk SAC haemochoria Answer :B

Discussion

4303.	Question : The type of interaction between hermit crab and sea anemone is
Answer» Protocooperation Parasitism Commensalism Amensalism Answer :A

Discussion

4304.	Question : the type of inflorescence in a plant showing polygamous condition and lateral style is
Answer» COMPOUND corymb compound umbelq compound head compound raceme Solution :MANGO

Discussion

4305.	Question : The type of inflorescence found in members of solanaceae is
Answer» UMBELLATE clusters Cymose Racemose Hypanthodium Answer :B

Discussion

4306.	Question : The type of immunoglobulin whose function is possible antigen recognition by B-cells may be
Answer» IG A Ig D Ig E Ig G Answer :B

Discussion

4307.	Question : The type of immunoglobulin present in the colostrum secreted by the mammary gland is
Answer» IG A Ig G Ig D Ig E Answer :A

Discussion

4308.	Question : The type of hormone used for MOET is
Answer» insulin LH FSH LTH Answer :C

Discussion

4309.	Question : The type of gene mutation that involves the replacement of purine with pyrimidine or vice versa(or). The substitution of one type of base with another type of base is
Answer» TRANSDUCTION Translocatin Translocatin Transcription Answer :B

Discussion

4310.	Question : The type of evolution leads to the formation of analogous organ
Answer» CONVERGENT evolution divergent evolution microevolution chemical evolution Answer :A

Discussion

4311.	Question : The type of ephithelial cells which line the inner surface of fallopian tubes smaller bronchi and bronchioles
Answer» CUBICAL epithelium Ciliated epithelium Squamous epithelium Columnar epithelium Answer :B

Discussion

4312.	Question : The type of endosperm noticed in Hydrillaa seed is ............
Answer» Ruminate endosperm NUCLEAR endosperm Cellular endosperm HELOBIAL endosperm ANSWER :D

Discussion

4313.	Question : The type of ecosystem with maximum net primary productivity is…....... .
Answer» (a) Desert ECOSYSTEM (b) Deciduous FOREST ecosystem (c) Tropical RAIN forest ecosystem (d) Grassland ecosystem Answer :C

Discussion

4314.	Question : The type of ecosystem with the highest mean plant productivity is :
Answer» DESERT TEMPERATE GRASSLAND TROPICAL rain forest Tundra Answer :C

Discussion

4315.	Question : The type of compounds not formed in C_3 plants is
Answer» 2C COMPOUND 5C compound 3C compound 4C compound ANSWER :A

Discussion

4316.	Question : The type of benthic animals in ocean is determined by
Answer» PH of water mineral composition sediment characteristics dissolved CO2 level Answer :C

Discussion

4317.	Question : The type of canal system exhibited by Spongilla is
Answer» ASCON Sycon rhagon Leucon Answer :C

Discussion

4318.	Question : The type of circulatory system in Periplaneta is
Answer» Lacunar Fenestrated Peritrophic Closed Answer :A

Discussion

4319.	Question : Antiodiesdevelopedagainst Rhantigenis called ________.
Answer» IgE IgG IgA IgB Answer :B

Discussion

4320.	Question : The two thread-like strands of the chromosome held together by centromere are called_____
Answer» ANSWER :CHROMATID

Discussion

4321.	Question : The two stages of soil formation are weathering of rocks followed by_____ .
Answer» ANSWER :PEDOGENESIS

Discussion

4322.	Question : The two quantities are equal in magnitude but opposite in sign
Answer» Pressure potential and WATER potential Osmotic potential and osmotic pressure Turgor pressure and WALL pressure None of the above Answer :C

Discussion

4323.	Question : The two polynucleotide chains in DNA are:
Answer» Discontinous Antiparallel Semiconservative parallel Parallel Answer :B

Discussion

4324.	Question : The two polynucleotide chains- in DNA are
Answer» Discontinuous Antiparallel Semiconservative Parallel Answer :B

Discussion

4325.	Question : The two motor proteins associated with microtubule are.
Answer» ANSWER : KINESIN and DYNEIN

Discussion

4326.	Question : The two DNA strands open and separate at a point forming the _______
Answer» SOLUTION :REPLICATION FORK

Discussion

4327.	Question : The two chains of DNA strand are parallel.
Answer» True False Answer :ANTIPARALLEL

Discussion

4328.	Question : The two basic components of an ecosystem are
Answer» Plants and ANIMALS Weeds,TREES, animals and man Energy FLOW and MINERAL cycling Biotic and abiotic factors Answer :D

Discussion

4329.	Question : The two arms of a chromosomes meet at a point called_______
Answer» SOLUTION :CENTROMERE

Discussion

4330.	Question : "The two _____A____ together with spindle fibres forms ____B____". Complete the above statement by chossing the correct option for A and B.
Answer» MicrotubulesMitotic apparatus AstersMitotic apparatus MicrotubulesCentriole AstersCentriole Answer :C

Discussion

4331.	Question : The turns of Calvin cycle requires to form one glucose molecule
Answer» 1 2 3 6 Answer :D

Discussion

4332.	Question : The turkey usually produces females for several generation. How is this possible?
Answer» Solution :In a turkey, female gametes undergo DEVELOPMENT WITHOUT fertilization.this phenomenon is called PARTHENOGENESIS.

Discussion

4333.	Question : The tumor inducing capacity of Agrobacterium tumefaciens is located in large extra-chromosomal plasmids called
Answer» Ri plasmid Lambda phage pBR 322 Ti plasmid Solution :AGROBACTERIUM TUMEFACIENS is a gram-negative soil bacterium that infects a WIDE range of plants and causes tumorous growths (GALLS), especially at the root/stem JUNCTION (crown gall).

Discussion

4334.	Question : The body of a rabbit is divisible into ________ cavity and ________ cavity.
Answer» SOLUTION :THORAX, ABDOMEN

Discussion

4335.	Question : The trophoblast cells in contact with embryonal knob are called ……… .
Answer» INNER MASS cells blastomere amniogenic cells cells of Rauber Answer :D

Discussion

4336.	Question : The trisomic condition(2n+1) found in mongoloid imiots would arise most easily from
Answer» TRANSLOCATION Inversion Triploidy Non-disjunction Answer :D

Discussion

4337.	Question :The tRNA anticodon 3' - UAC - 5' will pair with the mRNA codon :
Answer» 5' - AUU - 3' 5' - UAC - 3' 5' - AUG - 3' 3' - GUA - 5' Answer :A

Discussion

4338.	Question : The triplet UUU codes for :
Answer» LEUCINE Methionine Phenylalanine Glycine Answer :C

Discussion

4339.	Question : The trigger for activation of toxin of bacillus thuringiensis is:
Answer» ACIDIC PH of stomach High temperature Alkaline pH of gut Mechanical ACTION in the INSECT gut Answer :C

Discussion

4340.	Question : The trigger for activation of toxin of Bacillus thuringiensis is
Answer» ACIDIC PH of stomach high temperature alkaline pH of gut mechanical ACTION in the INSECT gut Answer :C

Discussion

4341.	Question : The trigger for activation of toxin of Bacillus thuringiensis is(A) Acidic pH of stomach(B) High temperature(C) Alkaline pH of gut(D) Mechanical action in the insect gut
Answer» ACIDIC PH of stomach High temperature Alkaline pH of gut Mechanical action in the insect gut Solution :The trigger for activation of-toxin of Bacillus thuringiensis is alkaline pH of gut which solubilises the CRYSTALS(inactive protein is converted into active form).

Discussion

4342.	Question : Thetricuspidand bicuspidvalvesopenatthe sametime .
Answer» ANSWER :TRUE

Discussion

4343.	Question : The treatment of cancer with X-ray or gamma rays is called
Answer» RADIATION THERAPY surgery chemotherapy HORMONE therapy Answer :A

Discussion

4344.	Question : The treatment facility advertised on the brochure of a private clinic is shown below:IVF,ZIFT,GIFT,IUI.Can you suggest what type of clinic it is ?
Answer» SOLUTION :In FERTILITY CLINIC

Discussion

4345.	Question : The transport of minerals, by various biotic and abiotic components is called as what?
Answer» CARBON CYCLE Geo-CHEMICAL cycle Bio-geo chemical cycle Chemical cycle SOLUTION :Bio-geo chemical cycle

Discussion

4346.	Question : The transpiration occurring in woody plant
Answer» Stomatal Cuticular Lenticular All the above Answer :D

Discussion

4347.	Question : The translocation or organic solutes in sieve tube members is supported by
Answer» P-proteins Mass FLOW involving a CARRIER and ATP Cytoplasmic streaming Root PRESSURE and transpiration pull Answer :B

Discussion

4348.	Question : The transparent anterior portion of sclera of eye is called____
Answer» iris lens Ciliary body cornea Answer :D

Discussion

4349.	Question : The transition between meiosis - I and mesiosi-ll is known as:
Answer» Interphase Cell cycle Interkinesis Cytokinesis Answer :C

Discussion

4350.	Question : The transgenic plant 'Flavr Savr' tomato carries an artifical for
Answer» DELAYED RIPENING process longer SHELF life enhanced flavour all of these Answer :D

Discussion

Explore topic-wise InterviewSolutions in .

Question : Transfer of pollen grains from anther to stigma of the same flower.

Question : The type of placenta in shark is :

Question : The type of interaction between hermit crab and sea anemone is

Question : the type of inflorescence in a plant showing polygamous condition and lateral style is

Question : The type of inflorescence found in members of solanaceae is

Question : The type of immunoglobulin whose function is possible antigen recognition by B-cells may be

Question : The type of immunoglobulin present in the colostrum secreted by the mammary gland is

Question : The type of hormone used for MOET is

Question : The type of gene mutation that involves the replacement of purine with pyrimidine or vice versa(or). The substitution of one type of base with another type of base is

Question : The type of evolution leads to the formation of analogous organ

Question : The type of ephithelial cells which line the inner surface of fallopian tubes smaller bronchi and bronchioles

Question : The type of endosperm noticed in Hydrillaa seed is ............

Question : The type of ecosystem with maximum net primary productivity is…....... .

Question : The type of ecosystem with the highest mean plant productivity is :

Question : The type of compounds not formed in C_3 plants is

Question : The type of benthic animals in ocean is determined by

Question : The type of canal system exhibited by Spongilla is

Question : The type of circulatory system in Periplaneta is

Question : Antiodiesdevelopedagainst Rhantigenis called ________.

Question : The two thread-like strands of the chromosome held together by centromere are called_____

Question : The two stages of soil formation are weathering of rocks followed by_____ .

Question : The two quantities are equal in magnitude but opposite in sign

Question : The two polynucleotide chains in DNA are:

Question : The two polynucleotide chains- in DNA are

Question : The two motor proteins associated with microtubule are.

Question : The two DNA strands open and separate at a point forming the _______

Question : The two chains of DNA strand are parallel.

Question : The two basic components of an ecosystem are

Question : The two arms of a chromosomes meet at a point called_______

Question : "The two _____A____ together with spindle fibres forms ____B____". Complete the above statement by chossing the correct option for A and B.

Question : The turns of Calvin cycle requires to form one glucose molecule

Question : The turkey usually produces females for several generation. How is this possible?

Question : The tumor inducing capacity of Agrobacterium tumefaciens is located in large extra-chromosomal plasmids called

Question : The body of a rabbit is divisible into ________ cavity and ________ cavity.

Question : The trophoblast cells in contact with embryonal knob are called ……… .

Question : The trisomic condition(2n+1) found in mongoloid imiots would arise most easily from

Question :The tRNA anticodon 3' - UAC - 5' will pair with the mRNA codon :

Question : The triplet UUU codes for :

Question : The trigger for activation of toxin of bacillus thuringiensis is:

Question : The trigger for activation of toxin of Bacillus thuringiensis is

Question : The trigger for activation of toxin of Bacillus thuringiensis is(A) Acidic pH of stomach(B) High temperature(C) Alkaline pH of gut(D) Mechanical action in the insect gut

Question : Thetricuspidand bicuspidvalvesopenatthe sametime .

Question : The treatment of cancer with X-ray or gamma rays is called

Question : The treatment facility advertised on the brochure of a private clinic is shown below:IVF,ZIFT,GIFT,IUI.Can you suggest what type of clinic it is ?

Question : The transport of minerals, by various biotic and abiotic components is called as what?

Question : The transpiration occurring in woody plant

Question : The translocation or organic solutes in sieve tube members is supported by

Question : The transparent anterior portion of sclera of eye is called____

Question : The transition between meiosis - I and mesiosi-ll is known as:

Question : The transgenic plant 'Flavr Savr' tomato carries an artifical for

Question : "The two _A together with spindle fibres forms B". Complete the above statement by chossing the correct option for A and B.

Question : The body of a rabbit is divisible into cavity and cavity.