Description : Spermiogenesis changes
Last Answer : Spermiogenesis changes A. Spermatogonium to primary spermatocyte B. Primary spermatocyte to secondary ... to spermatid D. Spermatid to sperm
Description : Spermiogenesis is a process in which :-
Last Answer : Spermiogenesis is a process in which :- A. spermatids change into spermatozoa B. ... dormant spermatozoa become active just before ejaculation.
Description : Select the incorrect statement. (a) LH and FSH decrease gradually during the follicular phase. (b) LH triggers secretion of androgens from the Leydig cells. (c) FSH stimulates the Sertoli cells which help in spermiogenesis. (d) LH triggers ovulation in ovary.
Last Answer : (a) LH and FSH decrease gradually during the follicular phase.
Description : The difference between spermiogenesis and spermiation is (a) in spermiogenesis spermatids are formed, while in spermiation spermatozoa are formed (b) in spermiogenesis spermatozoa are formed, ... in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules
Last Answer : (d) in spermiogenesis spermatozoa are formed, while in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules.
Description : The difference between spermiogenesis and spermiation is (1) In spermiogenesis spermatids are formed, while in spermiation spermatozoa are formed. (2) In spermiogenesis spermatozoa are formed, ... in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules.
Last Answer : (4) In spermiogenesis spermatozoa are formed, while in spermiation spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules.
Description : Which organism undergoes amytosis cell division ?
Last Answer : Cell division occurs in the process of amitosis of amoeba organisms.
Description : A definite amount of an ideal gas `(gamma = 1.5)` undergoes change of state in which heat exchange is equal to work done `(q=w)`. Molar heat capacity
Last Answer : A definite amount of an ideal gas `(gamma = 1.5)` undergoes change of state in which heat exchange is equal to work ... : A. 2R B. 3R C. R D. `3/2R`
Description : A particle performing S.H.M undergoes displacement of `A//2` (where A = amplitude of S.H.M.) in one second. At `t = 0` be the particle was located at
Last Answer : A particle performing S.H.M undergoes displacement of `A//2` (where A = amplitude of S.H.M.) in one second. At ... cases) A. 12s B. 2.4 C. 6s D. 1.2s
Description : Total no. of vacant orbitals in valence shell of sulphur when it undergoes formation of `SF_(4)` :-
Last Answer : Total no. of vacant orbitals in valence shell of sulphur when it undergoes formation of `SF_(4)` :- A. 5 B. 4 C. 3 D. 2
Description : Statement S. After implantation, the uterine endometrium undergoes changes to become decidus Reason R. the placenta in described as deciduous type Cor
Last Answer : Statement S. After implantation, the uterine endometrium undergoes changes to become decidus Reason R. the ... and R is a correct explanation to S.
Description : Which layer of uterus undergoes cyclic changes during menstrual cycle
Last Answer : Which layer of uterus undergoes cyclic changes during menstrual cycle A. Myometrium B. Endometrium C. Perimetrium D. All the above.
Description : `Zn+H_(2)SO_(4)rarrZnSO_(4)+H_(2)` Zn undergoes -
Last Answer : `Zn+H_(2)SO_(4)rarrZnSO_(4)+H_(2)` Zn undergoes - A. Reduction B. Oxidation C. Both oxidation and reduction D. None of these
Description : Zygote of Capsella bursa-pastoris undergoes
Last Answer : Zygote of Capsella bursa-pastoris undergoes A. Longitudinal division B. Equal tranverse divison C. Unequal transverse division D. Oblique division
Description : $ Benign tumour remains confined whereas a malignant tumour undergoes metastasis. ! Tympanic fluid is filled in the tympanic cavity of the ear.
Last Answer : $ Benign tumour remains confined whereas a malignant tumour undergoes metastasis. ! Tympanic fluid is filled in ... D. If both As and R are wrong.
Description : What single isomer would be found in greatest yield when isopropyl chloride undergoes a Friedel-Crafts alkylation with t-butylbenzene ?
Last Answer : What single isomer would be found in greatest yield when isopropyl chloride undergoes a Friedel-Crafts ... o-isopropyl-t-butylbenzene D. none of these
Description : the compound that readily undergoes decarboxylation is
Last Answer : the compound that readily undergoes decarboxylation is A. `HOOC-(CH_(2))_(4)-COOH` B. `C_(6)H_(5)-COOH ... HOOC-CH_(2)-COOH` D. `CH_(3)CH_2CH_(2)COOH`
Description : Compound "X" undergoes the following sequences of reactions to form "Y" compound "Y"is -
Last Answer : Compound "X" undergoes the following sequences of reactions to form "Y" compound "Y"is - A. B. C. D.
Description : The compound that undergoes decarboxylation most readily under mild condition is
Last Answer : The compound that undergoes decarboxylation most readily under mild condition is A. B. C. D.
Description : Compounds P and R upon ozonolysis produce Q and S, respectively. The molecular formula of Q and S is `C_(8)H_(8)O`. Q undergoes cannizzaro reactions b
Last Answer : Compounds P and R upon ozonolysis produce Q and S, respectively. The molecular formula of Q and S is `C_(8) ... R , respectively is (are) A. B. C. D.
Description : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin (Q). Ozonolysis o
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give ... (S) is: A. B. C. D.
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration ... respectively, are: A. B. C. D.
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give ... (P) is: A. B. C. D.
Description : In `CH_(3)CH_(2)OH`, the bond that undergoes heterolytic cleavage most readily is:
Last Answer : In `CH_(3)CH_(2)OH`, the bond that undergoes heterolytic cleavage most readily is: A. `C-C` B. `C-O` C. `C-H` D. `O-H`
Description : Which of the following most readily undergoes `E_(2)` elimination with a strong base?
Last Answer : Which of the following most readily undergoes `E_(2)` elimination with a strong base? A. 2- ... -Bromo-2,2-dimethylpropane D. 2-Bromo-3-methylbutane
Description : Phosphorus trichloride, `PCl_(3)` undergoes, hydrolysis at room temperature to produce an oxoacid. It has the formula :
Last Answer : Phosphorus trichloride, `PCl_(3)` undergoes, hydrolysis at room temperature to produce an oxoacid. It has the formula : ... 3)PO_(4)` D. `H_(3)PO_(2)`
Description : Xenon hexafluoride undergoes hydrolysis in strong alkaline medium:
Last Answer : Xenon hexafluoride undergoes hydrolysis in strong alkaline medium: A. (A) perxenate ion B. `O_2` C. (C) Xenon D. (D) All of the above
Description : Assertion : - Cockorach undergoes many moulting in their development stage. Reason : - Cockroach exhibits gradual metamorphosis.
Last Answer : Assertion : - Cockorach undergoes many moulting in their development stage. Reason : - Cockroach exhibits gradual metamorphosis. A. A B. B C. C D. D
Description : When nucleus of an electrically neutral atom undergoes a radioactive decay process, it will remain neutral after the decay if the process is (a) An `a
Last Answer : When nucleus of an electrically neutral atom undergoes a radioactive decay process, it will remain neutral ... a`gamma`-decay D. a K-capture process
Description : The nuclide X undergoes `alpha`-decay and other nuclide Y, `beta^(-)` decay. Which of the following statements are correct? 1. The `beta^(-1)` particl
Last Answer : The nuclide X undergoes `alpha`-decay and other nuclide Y, `beta^(-)` decay. Which of the following ... and 4 are correct D. 1 and 4 are correct
Description : The nuclide `X` undergoes `alpha`-decay and another nuclides `Y` undergoes `beta^(ɵ)`-decay, which of the following statement `"is"//"are"` correct? a
Last Answer : The nuclide `X` undergoes `alpha`-decay and another nuclides `Y` undergoes `beta^(ɵ)`-decay, ... beta`-particle emitted by Y will have the same speed
Description : A nuclide of an alkaine earth metal undergoes radioactive deacy by emission of the `alpha-` particles in sucession. The group of the periodic tablle t
Last Answer : A nuclide of an alkaine earth metal undergoes radioactive deacy by emission of the `alpha-` particles in ... 6th group C. 14 th group D. 16th group
Description : When a nucleus in an atom undergoes a radioactive decay, the electronic energy levels of the atom.
Last Answer : When a nucleus in an atom undergoes a radioactive decay, the electronic energy levels of the ... decay processes D. Change for type of radioactivity.
Description : KI in acetone, undergoes `S_(N)2` reaction with each of `P,Q ,R` and S The rates of the reaction very as `underset(P)(H_(3)C-Cl)` .
Last Answer : KI in acetone, undergoes `S_(N)2` reaction with each of `P,Q ,R` and S The rates of the reaction very as ` ... R gt Q gt S D. R gt P gt S gt Q
Description : `CH_(3)CH_(2)Cl` undergoes homolytic fission produces:
Last Answer : `CH_(3)CH_(2)Cl` undergoes homolytic fission produces: A. `CH_(3)overset(.)CH_(2) and Cl^(.)` B. `CH_(3) ... )` D. `CH_(3)overset(.)CH_(2) and Cl^(-)`
Description : Which of the following undergoes nucleophilic substitution exclusively by `S_(N^(1))` mechanism?
Last Answer : Which of the following undergoes nucleophilic substitution exclusively by `S_(N^(1))` ... Isopropyl chloride C. Chlorobenzene D. Benzyl chloride
Description : Which of the following compounds undergoes mucleophilic substitution reaction most easily?
Last Answer : Which of the following compounds undergoes mucleophilic substitution reaction most easily? A. B. C. D.
Description : A nucleus X, initially at rest , undergoes alpha dacay according to the equation , ` _(92)^(A) X rarr _(Z)^(228)Y + alpha ` (a) Find the value of `A`
Last Answer : A nucleus X, initially at rest , undergoes alpha dacay according to the equation , ` _(92)^(A) X rarr _(Z)^(228)Y + ... u , m (_(1)^(1) H) = 1.008 u `
Description : Statement-I: Optically active 2-idoibutane on treatment with `NaI` in acetone undergoes racemisation. Because Statement-II: Repeated Walden inversions
Last Answer : Statement-I: Optically active 2-idoibutane on treatment with `NaI` in acetone undergoes racemisation. ... Statement-1 is false, Statement-2 is true
Description : In `CH_(3)CH_(2)OH,` the bond that undergoes heterolytic cleavage most readily is
Last Answer : In `CH_(3)CH_(2)OH,` the bond that undergoes heterolytic cleavage most readily is A. `C - C` B. `O - H` C. `C - H` D. `C - O`
Description : In `XeF_(4)` molecule, xenon undergoes
Last Answer : In `XeF_(4)` molecule, xenon undergoes A. `sp^(3)d` hybridisation in its second excited state ... `sp^(3)d` hybridisation in its fourth excited state
Description : Assertion : A white turbidity is obtained by passing `H_(2)S` through aq solution of `SO_(2)` Reason: Aq solution of `SO_(2)` and `H_(2)S` undergoes r
Last Answer : Assertion : A white turbidity is obtained by passing `H_(2)S` through aq solution of `SO_(2 ... Statement-I is not correct and Statement-II is correct
Description : Monohalides of selenium are dimeric in nature. Selenium monochloride undergoes disproportionation to give Se and another compound X. The Geometry of X
Last Answer : Monohalides of selenium are dimeric in nature. Selenium monochloride undergoes disproportionation to give Se ... C. See - saw D. Trigonal phyramidal
Description : The bob of a conical pendulum undergoes ______
Last Answer : The bob of a conical pendulum undergoes ______ (A) Rectilinear motion in horizontal plane ( ... circle (D) Rectilinear motion in vertical circle
Description : When a plant undergoes respiration it does what?
Last Answer : breaks down the sugar inside its cells
Description : Will cyclohexane undergoes combustion?
Last Answer : Any organic compound burn.
Description : What is a undergoes metamorphosis?
Last Answer : Need answer
Description : What daughter product is produced when thallium-206 an isotope of thallium undergoes beta minus decay?
Last Answer : This isotope is lead-206.