24277 + Interview Questions in Biology in Class 12 Page 209 InterviewSolution

10401.	Question : Pickout the mis-match
Answer» ESCHERICHIA coli - 4.64 M bp SACCHAROMYCES CEREVISIAE - 12,067,280bp Caenorhabditis ELEGANS - 100.3 M bp Drosophila melanogaster - 120 M bp Answer :D

Discussion

10402.	Question : Pickout the correct statement from the following
Answer» Mitochondrial genome is large than that of NUCLEAR genome. Mitochondrial genome is 300,000 TIMES LARGER that of nucleus. Nuclear genome is SMALLER than that of mitochondrial genome. Nuclear genome is nearly 200,000 times larger than that of mitochondrion. Answer :D

Discussion

10403.	Question : Pick up the one where genus name , its two charcters and class/phylum are correctly matched.
Answer» SOLUTION :SALAMANDER does not POSSES tympanumfound in anurans.

Discussion

10404.	Question : Pick up the odd one and state a reason for it. Oscillatoria, Penicillium , Anabaena, Nostoc.
Answer» SOLUTION :PENICILLIUM

Discussion

10405.	Question : Pick up the natural insecticide prepared by Chinese.
Answer» Rotenous from roots of DERRIS eliptica Azadirachtin extracted FORM NEEM plant An alkaloid prepared from Datura None of the above Answer :A

Discussion

10406.	Question : Pick up the correct statement : (i) Outbreeding is also used in inbreeding (ii) In Interspecific hybridization offspring does not possess desirable characters. (iii) In inbreeding, fertility of offsprings gradually increase. (iv) In outbreeding a superior female of any one species is mated with male of other species.
Answer» (i) and (II) are CORRECT. (i), (ii) and (III) are correct. Only (i) is correct All are correct SOLUTION :Only (i) is correct

Discussion

10407.	Question : Pick up the free living cyanobacterium:
Answer» Rhizobium Azotobacter Azorhizobium Aulosira Answer :D

Discussion

10408.	Question : Pick up the correct pair(A) Blue revolution-increase in fish production(B) White revolution-increase in milk production(C) Silver revolution-increase in silk production(D) Both (A) and (B)
Answer» Blue revolution-increase in fish production White revolution-increase in MILK production Silver revolution-increase in SILK production Both (A) and (B) SOLUTION :Both(A)and(B)

Discussion

10409.	Question : Pick up the correct information about menstrual cycle control
Answer» Estroen and PROGESTERONE of ovary FSH of pituitary FSH and LH pituiatry Oxytocin. ANSWER :D

Discussion

10410.	Question : Pick up the correct food chain.
Answer» Grass `to` Chameleon `to` Insect `to` BIRD Grass `to` FOX `to` Rabbit `to` Bird PHYTOPLANKTON `to` Zooplankton `to` Fish Fallen leaves `to` Bacteria `to` Insect larvae Solution :The correct food CHAIN is : Phytoplankton `to` Zooplankton `to` Fish i.e. Producers `to` Primary CONSUMER `to` Secondary consumer.

Discussion

10411.	Question : Pick up correct statement about organs with dual origin from embronic layers. 1. Hypophysis 2. Adrenal glands 3. Sence organs 4. Pancreas.
Answer» 1,2,3 correct 1,2 correct 2,4 correct 1,3 correct. Answer :A

Discussion

10412.	Question : Pick up correct statement for pollen tube(A) It is composed of three noncellular zones(B) It is shows chemotactic movement(C) It shows only tip growth(D) It shows cytoplasmic streaming
Answer» It is COMPOSED of THREE noncellular zones It is SHOWS chemotactic movement It shows only tip growth It shows cytoplasmic streaming Answer :B

Discussion

10413.	Question : Pick the odd one out from the following option.
Answer» TOMATO : Lycopene Autumn leaves : LUTEIN Green PLANTS : Chlorophyll Redalage : PHYCOERYTHRIN ANSWER :D

Discussion

10414.	Question : Pick the odd one out.
Answer» DNA micro-injection RNA interference Retro VIRUS MEDIATED gene transfer Embryonic stem cell-mediated gene trensfer Answer :B

Discussion

10415.	Question : Pick the genetic material in human beings
Answer» RNA mRN tRNA DNA Answer :D

Discussion

10416.	Question : Pick out the reaction of glycolysis in which isomerisation takes place
Answer» G-3-P`to`DHAP Glucose`to`Fructose-6-Phosphate 3-Phosphoglycerate`to`2-phosphoglycerate Phosphoenol PYRUVATE`to`pyruvate Solution :NA

Discussion

10417.	Question : Pick out the wrong statement :
Answer» DOUBLE fertilization is UNIQUE to gymnosperms and monocotyledons sequoia a gymnosperm is one of the tallest trees Phyeophyceae members posses chlorophyll a c CAROTENOIDS and xanthophylls Moss is a gametophyte which consists of two stages NAMELY PROTONEMA stage and leafy stage Answer :A

Discussion

10418.	Question : Pick out the organism whose fertilization occurs internally.
Answer» a) REPTILES B) sponges c) pisces d) amphibians Solution :reptiles

Discussion

10419.	Question : Pick out the odd one out regarding Mendelian disorder.
Answer» Thalassemia phenylketonuria Albinism Huntington's chorea Answer :d

Discussion

10420.	Question : Pick out the odd pair.
Answer» Mass SELECTION - MORPHOLOGICAL characters Pureline selection - REPEATED self pollination Clonal selection - Sexually propagated Natural selection - INVOLVES nature Answer :A::B::C::D

Discussion

10421.	Question : Pick out the odd one on the basis of phylum:-
Answer» Nereis Pheretima Hirudinaria Wuchereria Answer :D

Discussion

10422.	Question : Pick out the odd one giving reasons.a)genital wartsb)Hepatitis-Bc)HIVd)Syphilis
Answer» GENITAL warts Hepatitis-B HIV Syphilis Solution :HIV.It is the CAUSATIVE ORGANISM while other are COMMON STDS.

Discussion

10423.	Question : Pick out the odd one giving reason. UAA, UAG, AUG, UGA
Answer» SOLUTION :AUG - it is the INITIATION CODON whereas all other are termination CODONS.

Discussion

10424.	Question : Pick out the odd one
Answer» COCCYX CONUS medullaris Cauda equina Filum terminale Answer :A

Discussion

10425.	Question : Find out the odd man out
Answer» Kilnefelter's syndrome Turner's syndrome Huntington's chorea 13-Trisomy Answer :C

Discussion

10426.	Question : Pick out the odd character with respet to echinoderms
Answer» WATER VASCULAR system Pedicellariae Autotomy Paired JOINTED appendages Answer :D

Discussion

10427.	Question : Pick out the non - spermous seed
Answer» WHEAT Sunflower BEAN ORCHIDS Answer :C

Discussion

10428.	Question : Pick out the mismatched pair(s) : (i) Amphotericin - B - Streptomyces notatum (ii) Penicillin - Penicillin nodosus (iii) Streptomycin - Streptomyces grises (iv) Tetracyline - Streptomyces aureofocins
Answer» i and ii ii and iii iii and IV i only ANSWER :A

Discussion

10429.	Question :Pick out the incorrect statements.
Answer» (a) The upper rounded portion of uterus is fundus. (b) Uterus OPEN into vagina through NARROW cervix. (c) Cervix is the organ of COPULATION in female. (d) Vagina extends from the cervix and OPENS to exterior. Solution :Cervix is the organ of copulation in female.

Discussion

10430.	Question : Pick out the mismatched
Answer» a) `{:("Entamophily","-INSECTS"):}` b) `{:("Malacophily","-Mammals"):}` c) `{:("CHEIROPTEROPHILY","-Bats"):}` d) `{:("ORNITHOPHILY","-BIRDS"):}` ANSWER :B

Discussion

10431.	Question : Pick out the incorrect statement.
Answer» (a) tRNA acts as a adapter MOLECULE (b) Stop codons DONOT have tRNA's (C) Addition of aminoacid leads to HYDROLYSIS of tRNA (d) tRNA has four MAJOR loops Solution :Addition of aminoacid leads to hydrolysis of tRNA

Discussion

10432.	Question : Pick out the incorrect statement regarding the character of an good contraceptive.
Answer» (a) It should be user FRIENDLY (b) should not affect sexual DRIVE (c) side effects MUST be LEAST (d) should not be easily AVAILABLE Solution :should not be easily available

Discussion

10433.	Question : Pick out the eurythermal organism
Answer» FISH FROG TIGER LIZARDS SOLUTION :Tiger

Discussion

10434.	Question : Pick out the edaphic factor among the following.
Answer» a) RAIN fall b) Temperature C) SOIL pH d) Latitude Answer :C

Discussion

10435.	Question : Pick out the disease which is caused by virus
Answer» Candidiasis Ascariasis Poliomyelitis Dysentery

Discussion

10436.	Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Lobefins evolved into first
Answer» SOLUTION :AMPHIBIANS

Discussion

10437.	Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,The theory of spontaneous generation or abiogenesis was disproved by
Answer» SOLUTION :LOUIS PASTEUR

Discussion

10438.	Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Multation theory was proposed by
Answer» SOLUTION :HUGO DE VRIES

Discussion

10439.	Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Chemical theory of origin of life was given by
Answer» SOLUTION :STANLEY MILLER

Discussion

10440.	Question :Pick out the correct statements. I. Haemophilia is a sex-linked recessive disease. II. Down.s syndrome is due to aneuploidy. III. Phenylketonuria is an autosomal recessive gene disorder. IV. Sickle-cell anaemia is an X-linked recessive gene disorder.
Answer» II and IV are CORRECT I, III and IV are correct I, II and III are correct I and IV are correct Solution : I, II and III are correct

Discussion

10441.	Question : Pick out the correct statements. i. Haemophilia is a sex linked recessive disease ii. Down's syndrome is due to aneuploidy iii. Phenylketonuria is an autosomal dominant gene disorder iv. Phenylketonuria is an autosomal recessive gene disorder V. Sickle cell anaemia is an X-linked recessive gene disorder
Answer» (i), (III) and (IV) are CORRECT (i) and (iii) are correct (II) and (V) are correct (i), (iv) and (v) are correct

Discussion

10442.	Question : Pick out the correct statements: a) Pneumotaxic centre moderates the functioning of respiratory rhythm centre. b) Pneumotaxic centre is primarily responsible for regulation of respiratory movements. c) Decrease in pH of cerebrospinal fluid is detected by medulla. d) The role of carbon dioxide in the regulation of respiratory rhythm is quite insignificant.
Answer» (a) and (C) are CORRECT (B) and (d) are correct (a), (c) and (d) are correct (a), (b) and (c) are correct ANSWER :A

Discussion

10443.	Question : Pick out the correct statements a. Haemophilia is a sex linked recesive disease b. Down's syndrome is due to ancuploidy Phenylketonuria is an autosomal recessive gene disorder d.Sickle cell anaemia is a X-linked recessive gene disorder
Answer» a,B and C are correct b and d are correct b and d are correct a,c and d are correct Answer :A

Discussion

10444.	Question : Pick out the correct statements
Answer» a,B,d CORRECT a,C,E correct a,c correct b,e correct ANSWER :A

Discussion

10445.	Question : Pick out the correct statements (a) Haemophilia is a sex-linked recessive disease (b) Down's syndrome is due to aneuploidy (c) Phenylketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is a X-linked recessive gene disorder
Answer» 1, 3 and 4 are correct 1, 2 and 3 are correct 1 and 4 are correct 2 and 4 are correct ANSWER :B

Discussion

10446.	Question : Pick out the correct statement W.r.t. The flagella found in a perticular class of algae.
Answer» In BROWN algae motile spores have 2-8, equal , lateral flagella In green algae motile cell, have 2 UNEQUAL, APICAL flagella In RED algae motile cells have 2-8, equal and apical flagella, few are non-motile In brown algae motile spores are BIFLAGELLATE few are unequal and lateral. Answer :D

Discussion

10447.	Question : Pick out the correct statement regarding K-selected species
Answer» PRODUCE MANY offsprings Only few reach adulthood UNSTABLE environment Long LIFE expectancy Solution :Long life expectancy

Discussion

10448.	Question : Pick out the correct statement. (i) Karyotyping helps in gender identification (ii) Holandric genes are located on X- chromosome (iii) Trisomy- 21 is an allosomal abnormality (iii) Cooley's anaemia is an autosomal recessive disorder
Answer» i, III, IV are correct i and iii are correct I and iv are correct iv only correct Answer :C

Discussion

10449.	Question : Pick out the correct statement from the following in relation to gel electrophoresis
Answer» The smallest DNA PIECES travel the shorter distances The larger DNA pieces are CLOSE to the top of the gel The larger DNA pieces travel the longer distances The shorter DNA pieces are close to the top of the gel Answer :B

Discussion

10450.	Question : Pick out the correct statement from following
Answer» In glycolysis, hydration is FOLLOWED by dephosphorylation In link reaction, `2CO_(2)` are removed from each pyruvic acid One TURN of Krebs cycle requires`3NAD^(+)` and 1 FAD In Krebs cycle, dehydration is immediately followed by oxidation Answer :C

Discussion

Explore topic-wise InterviewSolutions in .

Question : Pickout the mis-match

Question : Pickout the correct statement from the following

Question : Pick up the one where genus name , its two charcters and class/phylum are correctly matched.

Question : Pick up the odd one and state a reason for it. Oscillatoria, Penicillium , Anabaena, Nostoc.

Question : Pick up the natural insecticide prepared by Chinese.

Question : Pick up the free living cyanobacterium:

Question : Pick up the correct pair(A) Blue revolution-increase in fish production(B) White revolution-increase in milk production(C) Silver revolution-increase in silk production(D) Both (A) and (B)

Question : Pick up the correct information about menstrual cycle control

Question : Pick up the correct food chain.

Question : Pick up correct statement about organs with dual origin from embronic layers. 1. Hypophysis 2. Adrenal glands 3. Sence organs 4. Pancreas.

Question : Pick up correct statement for pollen tube(A) It is composed of three noncellular zones(B) It is shows chemotactic movement(C) It shows only tip growth(D) It shows cytoplasmic streaming

Question : Pick the odd one out from the following option.

Question : Pick the odd one out.

Question : Pick the genetic material in human beings

Question : Pick out the reaction of glycolysis in which isomerisation takes place

Question : Pick out the wrong statement :

Question : Pick out the organism whose fertilization occurs internally.

Question : Pick out the odd one out regarding Mendelian disorder.

Question : Pick out the odd pair.

Question : Pick out the odd one on the basis of phylum:-

Question : Pick out the odd one giving reasons.a)genital wartsb)Hepatitis-Bc)HIVd)Syphilis

Question : Pick out the odd one giving reason. UAA, UAG, AUG, UGA

Question : Pick out the odd one

Question : Find out the odd man out

Question : Pick out the odd character with respet to echinoderms

Question : Pick out the non - spermous seed

Question : Pick out the mismatched pair(s) : (i) Amphotericin - B - Streptomyces notatum (ii) Penicillin - Penicillin nodosus (iii) Streptomycin - Streptomyces grises (iv) Tetracyline - Streptomyces aureofocins

Question :Pick out the incorrect statements.

Question : Pick out the mismatched

Question : Pick out the incorrect statement.

Question : Pick out the incorrect statement regarding the character of an good contraceptive.

Question : Pick out the eurythermal organism

Question : Pick out the edaphic factor among the following.

Question : Pick out the disease which is caused by virus

Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Lobefins evolved into first

Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,The theory of spontaneous generation or abiogenesis was disproved by

Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Multation theory was proposed by

Question : Pick out the correct word from the list provided and complete the following sentences.Oparin,Haldane,Hugo deVries,Stanley Miller,Reptiles,Amphibians,Louis Pasteur,Chemical theory of origin of life was given by

Question :Pick out the correct statements. I. Haemophilia is a sex-linked recessive disease. II. Down.s syndrome is due to aneuploidy. III. Phenylketonuria is an autosomal recessive gene disorder. IV. Sickle-cell anaemia is an X-linked recessive gene disorder.

Question : Pick out the correct statements a. Haemophilia is a sex linked recesive disease b. Down's syndrome is due to ancuploidy Phenylketonuria is an autosomal recessive gene disorder d.Sickle cell anaemia is a X-linked recessive gene disorder

Question : Pick out the correct statements

Question : Pick out the correct statements (a) Haemophilia is a sex-linked recessive disease (b) Down's syndrome is due to aneuploidy (c) Phenylketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is a X-linked recessive gene disorder

Question : Pick out the correct statement W.r.t. The flagella found in a perticular class of algae.

Question : Pick out the correct statement regarding K-selected species

Question : Pick out the correct statement. (i) Karyotyping helps in gender identification (ii) Holandric genes are located on X- chromosome (iii) Trisomy- 21 is an allosomal abnormality (iii) Cooley's anaemia is an autosomal recessive disorder

Question : Pick out the correct statement from the following in relation to gel electrophoresis

Question : Pick out the correct statement from following