24277 + Interview Questions in Biology in Class 12 Page 379 InterviewSolution

18901.	Question : Cowper's gland is a part of.
Answer» Liver Pancreas Male REPRODUCTIVE SYSTEM of MAN FEMAL reproductive system of human Answer :C

Discussion

18902.	Question : Covering of microspores tetrad is made of :
Answer» CALLOSE PECTOCELLULOSE SPOROPOLLENIN NONE of these Answer :A

Discussion

18903.	Question :Counting all the fresh piles of faecal pellets of deer in a given area is an example of
Answer» Direct counting INCOMPLETE counting INDIRECT counting Mark and RECAPTURE method Answer :C

Discussion

18904.	Question : Counter current mechanism observed in the renal medulla helps in formation of
Answer» CONCENTRATED URINE dilute urine REABSORPTION of NUTRIENTS reabsorption of creatinine Answer :A

Discussion

18905.	Question : Count the number of statements which are not related to the members of class chondrichthyes:- (a) terminal mouth(b) placoid scales on skin (c) presence of air bladder(d) poikilothermal (e) internal fertilization (f) vivipary
Answer» one two three Four Answer :B

Discussion

18906.	Question : Counter current mechanism operates in proximal convoluted tubules.
Answer» True False Answer :HENLE's LOOP

Discussion

18907.	Question : Cotyledons and testa respectively are edible parts in :
Answer» CASHEWNUT and Litchi Groundnut and pomegranate Walnut and Tamarind Frenchbean and Coconut Answer :B

Discussion

18908.	Question : Cotyledon of maize grain is called:
Answer» Coleorhiza Coleoptile Scutellum Plumule Answer :C

Discussion

18909.	Question : Cotton fibre is basically a type of
Answer» Trichome Scale Dried SEED coat Non GLANDULAR hair Answer :A

Discussion

18910.	Question : Cortisol does not cause
Answer» Anti-flammatory reactions Proteolysis Enhanced RBC production Enhanced PHAGOCYTIC ACTIVITY of WBCs Answer :D

Discussion

18911.	Question : Cotton fibre is
Answer» scelenchyma cell collenchyma cell sclereid EPIDERMAL outgrwoth Answer :D

Discussion

18912.	Question : Cosmid is:
Answer» extragenetic MATERIAL in Mycoplasma Circular DNA in BACTERIA extra DNA in bacteria fragment of DNA INSERTED in bacteria for FORMING copies Answer :D

Discussion

18913.	Question : Corticotrope cells from adenohypophysis secrete ………. .
Answer» corticotropins glucocorticoids mineralocorticoids ACTH Answer :D

Discussion

18914.	Question : Cortical extensions between the medullary pyramids of the kidney are called
Answer» COLUMNS of BERTINI DUCTS of Bellini renal calyces renal pyramids Answer :A

Discussion

18915.	Question : Cortex, the region which is found in between :-
Answer» ENDODERMIS and pith Endodermis and VASCULAR bundle Epidermis and stele Pericycle and endodermis Answer :C

Discussion

18916.	Question :Corresponding to the fuel, vehicle engines will also need to be upgraded. Bharat stage II (BS II) is applicable in India in
Answer» 13 Mega cities (Delhi and NCR, LUCKNOW, Sholapur) Throughout the country Not applicable in any city of India. FOUR metro cities (Delhi, Mumbai, Kolkata and Chennai) only Solution :Corresponding to the fuel, vehicle engines will also need to be upgraded. Bharat stage II (BS II) is riot applicable in any city of india.

Discussion

18917.	Question : Correctly match the column-I with column-II
Answer» i–d, ii–c, iii–a, iv–b i–c, ii–d, iii–a, iv–b i–b, ii–c, iii–a, iv–d i–d, ii–a, iii–c, iv–b Answer :A

Discussion

18918.	Question : Correlate Miller's experiment with this.(Ammonia, Hydrogen, Protein, Nucleic acid, Amino acid)
Answer» SOLUTION :Miller in his expaiment created a CONDITION which was simila to that of the primitive earth.The gas chamber contained a MIXTURE of `H_2`, `CH_3`, `NH_3` and water at `800^@C`. The mixture was then cooled in a CONDENSER and then again heated for week.

Discussion

18919.	Question : Correctly Match the column-I with column-II
Answer» i–C, ii–a, iii–b, iv–d i–d, ii–b, iii–a, iv–c i–d, ii–a, iii–b, iv–c i–a, ii–d, iii–b, iv–c Answer :C

Discussion

18920.	Question : Correct the statement if it is incorrect: Ramapithecus was more ape-like while Dryopithecus was more man-like.
Answer» SOLUTION :INCORRECT. The correct STATEMENT: Dryopithecus was more ape-like while RAMAPITHECUS was more man-like.

Discussion

18921.	Question : Correct the match
Answer» DEVONIAN — SEED fem Triassic — CYCADS, CONIFERS, fems Carboniferous — Reptiles Silurian — Dicotyledons Answer :C

Discussion

18922.	Question :Correct the given statement with respect to brazzein. 'Brazzein is a high calorie carbohydrate.'
Answer» SOLUTION : BRAZZEIN is a LOW CALORIE PROTEIN

Discussion

18923.	Question : Correct the following statements : (a) Surgical methods of contraception prevent gamete formation. (b) All sexually transmitted diseases are completely curable. (c) Oral pills are very popular contraceptives among the rural women. (d) In E. T. techniques, embryos are always transferred into the uterus.
Answer» Solution : (a) Surgical methods of contraception does not obstruct gamete formation. It obstructs transport of gamete in reproductive tract. So embryo is not implanted. (b) Almost all are treated only treatment of AIDS is not POSSIBLE. (c) In RURAL AREAS due to less awareness, oral pills are not popular among rural FEMALES. (d) Embryo having 8 blastomers is transferred by this METHOD at this stage. It is called ZIFT (Zygote Intra Fallopian Transfer). Sometimes embryo bigger than 8 cells is implanted in uterus. It is called IUT.

Discussion

18924.	Question : Correct the following statements (a) Transfer of an ovum collected from donor into the fallopian tube is called ZIFT. (B) Transfering of an embryo with more than 8 blastomeres into uterus is called GIFT. (c) Multiload 375 is a hormone releasing IUD.
Answer» Solution : (a) Transfer of 8 celled BLASTOMERE collected from donor into the fallopian tube is called ZIFT. (b) TRANSFERING of an embryo with more than 8 BLASTOMERES into uterus is called IUT. (C) Multiload 375 is a copper releasing IUD.

Discussion

18925.	Question : Correct the following chart showing Darwinism.
Answer» SOLUTION :

Discussion

18926.	Question : Correct the flowchart of vertebrae’s according to the geological period. Old to new.
Answer» SOLUTION :

Discussion

18927.	Question : Option4Denaturation - Extension - Annealing
Answer» ANNEALING - DENATURATION - EXTENSION Extension - Annealing - Denaturation Denaturation - Annealing - Extension Denaturation - Extension - Annealing Answer :C

Discussion

18928.	Question : Correct sequence of events in Krebs cycle is
Answer» Acetyl CoA `to` citrate `to` pyruvate `alpha`-ketoglutrate `to` succinate`to`MALATE `to` fumarate `to` OAA Acetyl CoA `to` citric acid `to alpha` - ketoglutaric acid `to` succinic acid `to ` fumaric acid `to` malic acid` to` OAA Acetyl CoA `to` citric acid `to` malic acid `alpha`-ketoglutaric acid `alpha` -succinic acid `to` OAA All are WRONG Answer :B

Discussion

18929.	Question : Correct sequence of embryo development:-
Answer» GAMETE `to` ZYGOTE `to` MORULA `to` BLASTULA `to` Gastrula Gamete `to` Zygote `to` Blastula `to` Morula `to` Gastrula Gamete `to` NEURULA `to` Gastrula Gastrula `to` Neurula `to` Morula Answer :A

Discussion

18930.	Question : Correct sequence of eras in geological time scale are
Answer» PALAEOZOIC, MESOZOIC, coenozoic Mesozoic, archeozoic, proterozoic Palaeozoic,palaeozoic, coenozoic Answer :Proteorzoic, palaeozoic, coenozoic

Discussion

18931.	Question : Correct sequence of classification of Homo erectus is:-
Answer» ERECTUS `to` HOMO `to` Primate `to` Chordata `to` Animalia Animalia `to` Primat `to` CHORDATE `to` Homo `to` erectus Animalia `to` chordate `to` Primate `to` erectus `to` Homo Animalia `to` Primate `to` chordate `to`erectus `to` Homo Answer :A

Discussion

18932.	Question : Correct sequence for alanine code:
Answer» GCU, GCC, GCA GAU, GAC, GAA AGU, AGC, AGA GUU, GUC, GUA Answer :A

Discussion

18933.	Question : Correct sequence of electron acceptors in ATP synthesis is:
Answer» CYT a, `a_3`, B,C Cytb, c, a,`a_3` Cyt c, b, a, `a_3` Cyt b, c, `a_3`, a Answer :B

Discussion

18934.	Question : Correct order of stages of muscle contraction is
Answer» Stimuli `to` Neurotransmitter secretion `to` Release of CALCIUM `to` Cross-bridges formation - Excitation of T-system `to `Sliding of actin filaments Stimuli `to` Neurotransmitter secretion `to` Excitation of T-system Release of `CA^(2+) ``to`- Cross-bridges formation `to` Sliding of actin filaments `to``H^+` band DIMINISHES Stimuli `to` Excitation of T-system `to` Neurotransmitter secretion`to` Cross bridges formation `to` Sliding of actin filaments `to`'`H^+` band diminishes Stimuli `to` Neurotransmitter secretion `to` Cross-bridges formation `to`Excitation of T-system `to` Sliding of actin filaments. ANSWER :B

Discussion

18935.	Question : Correct one of the following regarding respiratory capacities is
Answer» FRC = ERV+RV VC = IC - ERV IC = ERV+ VC EC = IC - ERV Answer :A

Discussion

18936.	Question : Which among the following is correct during each cardiac cycle?
Answer» The volume of blood PUMPED by each RIGHT and left ventricle is same The volume of blood pumped by right and left ventricle is different The volume of blood pumped by each atrium is different The volume of blood received by aorta and PULMONARY ARTERY is different ANSWER :A

Discussion

18937.	Question : Correct expression of the following is
Answer» <P>`Psi_(W) =Psi_(s)-Psi_(p)` `Psi_(s) =Psi_(w) + Psi_(p)` `Psi_(w) =Psi_(s)+Psi_(p)` `Psi_(p) = Psi_(w)+Psi_(s)` ANSWER :C

Discussion

18938.	Question : Corpus spongiosum occurs in
Answer» OVARY PENIS Testis Uterine WALL. ANSWER :B

Discussion

18939.	Question :Corpus spongiosum is found in:
Answer» OVARY Penis Testis Uterine wall Answer :B

Discussion

18940.	Question : Corpus luteum secretes hormone____.
Answer» ANSWER :PROGESTERONE

Discussion

18941.	Question : Corpus luteum is found in
Answer» ovary oviduct uterus vagina Answer :A

Discussion

18942.	Question : Corpus luteum is developed fromOocytenephrostomeGraafian follicleNone of these
Answer» Oocyte nephrostome Graafian follicle None of these Answer :C

Discussion

18943.	Question : Corpus luteum in pregnancy has a long life. However, if fertilisation does not take place, it remains active only for 10-12 days. Explain.
Answer» Solution :BROKEN graafian follicle get convert into corpus leuteum and secretes progesterone in LARGE amount that is necessary for care of endometrium. Such endometrium BECOMES necessary for fertilizationovum (zygote) of implanation and other events of pregnancy. Due to this reason there is a long life of corpus leuteum in pregnancy. But no care of endometrium necessary in absence of fertilization. THEREFORE corpus leuteum decomposes into 10 to 12 days.

Discussion

18944.	Question : Corpus luteum develops from
Answer» Oocyte Nephrostome Graafian FOLLICLE ANTRUM ANSWER :C

Discussion

18945.	Question : Corpus leuteum
Answer» Solution :Location : It is GLANDULAR STRUCTURE DEVELOPING from Graafian follicle after ovulation. Function : It secretes HORMONE PROGESTERONE.

Discussion

18946.	Question : Corpus luteum is maintained by
Answer» LH GH ACTH Oxytocin Answer :A

Discussion

18947.	Question : Corpora striate of the cerebrum are
Answer» TRACTS of GREY matter Ganglia of WHITE matter Bascal nuclei of matter NERVE of white matter Answer :A

Discussion

18948.	Question : Corpora cavernosa is found in
Answer» Clitoris Mons veneris Penis Both (1) and (3) ANSWER :D

Discussion

18949.	Question : Corpora quadrigemina is a part of
Answer» CEREBRUM MEDULLA OBLONGATA thalamencephalon MID brain Answer :D

Discussion

18950.	Question : Coronary arteries arise from
Answer» LEFT SYSTEMIC AORTA Dorsal aorta Pulmonary aorta CAROTID artery Answer :A

Discussion

Explore topic-wise InterviewSolutions in .

Question : Cowper's gland is a part of.

Question : Covering of microspores tetrad is made of :

Question :Counting all the fresh piles of faecal pellets of deer in a given area is an example of

Question : Counter current mechanism observed in the renal medulla helps in formation of

Question : Count the number of statements which are not related to the members of class chondrichthyes:- (a) terminal mouth(b) placoid scales on skin (c) presence of air bladder(d) poikilothermal (e) internal fertilization (f) vivipary

Question : Counter current mechanism operates in proximal convoluted tubules.

Question : Cotyledons and testa respectively are edible parts in :

Question : Cotyledon of maize grain is called:

Question : Cotton fibre is basically a type of

Question : Cortisol does not cause

Question : Cotton fibre is

Question : Cosmid is:

Question : Corticotrope cells from adenohypophysis secrete ………. .

Question : Cortical extensions between the medullary pyramids of the kidney are called

Question : Cortex, the region which is found in between :-

Question :Corresponding to the fuel, vehicle engines will also need to be upgraded. Bharat stage II (BS II) is applicable in India in

Question : Correctly match the column-I with column-II

Question : Correlate Miller's experiment with this.(Ammonia, Hydrogen, Protein, Nucleic acid, Amino acid)

Question : Correctly Match the column-I with column-II

Question : Correct the statement if it is incorrect: Ramapithecus was more ape-like while Dryopithecus was more man-like.

Question : Correct the match

Question :Correct the given statement with respect to brazzein. 'Brazzein is a high calorie carbohydrate.'

Question : Correct the following statements (a) Transfer of an ovum collected from donor into the fallopian tube is called ZIFT. (B) Transfering of an embryo with more than 8 blastomeres into uterus is called GIFT. (c) Multiload 375 is a hormone releasing IUD.

Question : Correct the following chart showing Darwinism.

Question : Correct the flowchart of vertebrae’s according to the geological period. Old to new.

Question : Option4Denaturation - Extension - Annealing

Question : Correct sequence of events in Krebs cycle is

Question : Correct sequence of embryo development:-

Question : Correct sequence of eras in geological time scale are

Question : Correct sequence of classification of Homo erectus is:-

Question : Correct sequence for alanine code:

Question : Correct sequence of electron acceptors in ATP synthesis is:

Question : Correct order of stages of muscle contraction is

Question : Correct one of the following regarding respiratory capacities is

Question : Which among the following is correct during each cardiac cycle?

Question : Correct expression of the following is

Question : Corpus spongiosum occurs in

Question :Corpus spongiosum is found in:

Question : Corpus luteum secretes hormone____.

Question : Corpus luteum is found in

Question : Corpus luteum is developed fromOocytenephrostomeGraafian follicleNone of these

Question : Corpus luteum in pregnancy has a long life. However, if fertilisation does not take place, it remains active only for 10-12 days. Explain.

Question : Corpus luteum develops from

Question : Corpus leuteum

Question : Corpus luteum is maintained by

Question : Corpora striate of the cerebrum are

Question : Corpora cavernosa is found in

Question : Corpora quadrigemina is a part of

Question : Coronary arteries arise from