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Q.58 Assertion : A colloid gets coagulated by addition of an electrolyte. Reason : The rate of coagulation depends on the magnitude and sign of the charge of the coagulant ion. (1) A (2) B (3) C (4) D Q.59 Assertion: In the cleavage of ether bond (—O—) by HI, the halide formed is a tertiary halide when one of the alkyl groups is a tertiary group. Reason : Stability of 3º carbocation is high. (1) A (2) B (3) C (4) D Q.60 An unknown compound 'X' is first oxidized to aldehyde and then to acetic acid by a dilute solution of K2Cr2O7 and H2SO4. The compound 'X' is : (1) CH3OH (2) C2H5OH (3) CH3 CH CH3 (4) CH3 CH Ph OH OH Q.58 dFku : ,d dksykWbM oS|qr vi?kV~; ds Hkkx }kjk LdfUnr gksrk gSA dkj.k : LdUnu dh nj] LdfUnr vk;u ds ifjek.k o vkos'k ds fpUg ij fuHkZj djrh gSA (1) A (2) B (3) C (4) D Q.59 dFku : HI }kjk bZFkj cU/k (—O—) ds fonyu esa] fufeZr gSykbM r`rh;d gksrk gS tc ,d ,fYdy lewg r`rh; lewg gksA dkj.k : 3º dkcZ/kuk;u dk LFkkf;Ro vf/kd gksrk gSA (1) A (2) B (3) C (4) D Q.60 ,d vKkr ;kSfxd 'X' loZizFke ,fYMgkbM esa vkWDlhd`r gksrk gS rFkk fQj K2Cr2O7 o H2SO4 ds ruq foy;u }kjk ,lhfVd vEy curk gSA ;kSfxd 'X' gS : (1) CH3OH (2) C2H5OH (3) CH3 CH CH3 (4) CH3 CH Ph OH OH CAREER POINT, CP Tower, Road No.1, IPIA, Kota (Raj.), Ph: 0744-3040000 Page # 16

Q.61 Bateson and Punnet used the terms coupling and repulsion while discovering linkage in lathyrus. If A, B are dominant alleles over the genes a, b, the parental crosses in coupling and repulsion be written as Coupling Repulsion (1) AABB × aabb AAbb × aaBB (2) AABB × aabb AABB × aabb (3) AABB × aabb AAbb × aabb (4) AAbb × aaBB AAbb × aabb Q.62 Widal test is used to detect (1) T.B. (2) Typhoid (3) HIV (4) All the above Q.63 The ratio of children with blood groups A : B : AB : O born to a set of parents in which mother is with 'A' group of blood and father with 'B' group of blood will be (1) 1 : 1 : 1 : 1 (2) 2 : 0 : 2 : 0 (3) 0 : 0 : 4 : 0 (4) All the above are possible Q.64 The theory where ratio between the number of X-chromosome and number of complete sets of autosomes will determine the sex is known as (1) Chromosome theory of sex determination (2) Genetic balance theory of sex determination (3) Hormonal balance theory of sex determination (4) All the above Q.65 How many different types of gametes can be formed by an individual with genotype AaBbCc dd RR (1) 4 (2) 8 (3) 16 (4) 64 Q.66 The central Dogma is (1) Direction of flow of information from DNA → RNA → Proteins (2) The transfer of genetic information from same stand of DNA to mRNA (3) The faithful transfer of genetic information from DNA molecule to next generation molecule through semiconservation mechanism (4) Mendelism which has established the principles of heredity. BIOLOGY Q.61 csVlu ,o iqUUksV us eVj ij dk;Z djrs le; nks 'kCn ;qXeu ,oa izfrd"kZ.k 'kCnksa dk mi;ksx fd;k ;fn A, B izHkkoh ;qXefodYih gS thu a, b ijA iSf=kd ladj.k esa ;qXeu ,oa izfrd"kZ.k dks fuEu :i ls fy[kk tk;sxkA ;qXeu izfrd"kZ.k (1) AABB × aabb AAbb × aaBB (2) AABB × aabb AABB × aabb (3) AABB × aabb AAbb × aabb (4) AAbb × aaBB AAbb × aabb Q.62 foMky VsLV fuEu Kkr djus ds fy, fd;k tkrk gS (1) T.B. (2) VkbQkbM (3) HIV (4) mijksDr lHkh Q.63 cPpksa dk izfr'kr :f/kj lewg A : B : AB : O tks ,d ioZtksa ls mRiUu gkss gS ftlesa ek dk :f/kj lewg 'A' ,oa firk dk 'B' :f/kj lewg gS rks gksxk (1) 1 : 1 : 1 : 1 (2) 2 : 0 : 2 : 0 (3) 0 : 0 : 4 : 0 (4) mijksDr lHkh lEHko gS Q.64 fl)kUr tgk¡ X-xq.klw=kksa dh la[;k ,oa le;qXedksa dk iw.kZ tksM+k fyax fu/kkZj.k djrk gS og tkuk tkrk gSA (1) fyax fu/kkZj.k dk xq.klw=kh; fl)kUr (2) fyax fu/kkZj.k dk vkauqokfa'kd leUo; fl)kUr (3) fyax fu/kkZj.k dk gkeksZuy leUo; fl)kUr (4) mijksDr lHkh Q.65 thuksVkbi AaBbCc dd RR ls fdrus izdkj ds;qXed cuk;s tk ldrs gSA (1) 4 (2) 8 (3) 16 (4) 64 Q.66 lsUVªy MksXek gS (1) lwpukvksa ds cgko dh fn'kk DNA ls → RNA → izksVhUl (2) vkauqokf'kd lwpukvksa dk LFkkukUrj.k DNA ds mlh jTtw ls mRNA ij (3) DNA v.kq ls fo'oluhl vkuqokaf'kd lwpuk;sa nwljh larfr ds v.kq ij v/kZ laj{k.k ;kafa=kd ds }kjk (4) esUMyokn ftlus vkauqokf'kdh ds fl)kUr cuk;sA CAREER POINT: CP Tower, Road No.1, IPIA, Kota (Raj.), Ph: 0744-3040000 Page # 17

Q.58 Assertion : A colloid gets coagulated by addition<br />

of an electrolyte.<br />

Reason : The rate of coagulation depends on the<br />

magnitude and sign of the charge of the coagulant<br />

ion.<br />

(1) A (2) B (3) C (4) D<br />

Q.59 Assertion: In the cleavage of ether bond (—O—)<br />

by HI, the halide formed is a tertiary halide when<br />

one of the alkyl groups is a tertiary group.<br />

Reason : Stability of 3º carbocation is high.<br />

(1) A (2) B (3) C (4) D<br />

Q.60 An unknown compound 'X' is first oxidized to<br />

aldehyde and then to acetic acid by a dilute<br />

solution of K2Cr2O7 and H2SO4. The compound<br />

'X' is :<br />

(1) CH3OH (2) C2H5OH<br />

(3) CH3 CH CH3 (4) CH3 CH Ph<br />

OH<br />

OH<br />

Q.58 dFku : ,d dksykWbM oS|qr vi?kV~; ds Hkkx }kjk<br />

LdfUnr gksrk gSA<br />

dkj.k : LdUnu dh nj] LdfUnr vk;u ds ifjek.k o<br />

vkos'k ds fpUg ij fuHkZj djrh gSA<br />

(1) A (2) B (3) C (4) D<br />

Q.59 dFku : HI }kjk bZFkj cU/k (—O—) ds fonyu esa]<br />

fufeZr gSykbM r`rh;d gksrk gS tc ,d ,fYdy lewg<br />

r`rh; lewg gksA<br />

dkj.k : 3º dkcZ/kuk;u dk LFkkf;Ro vf/kd gksrk gSA<br />

(1) A (2) B (3) C (4) D<br />

Q.60 ,d vKkr ;kSfxd 'X' loZizFke ,fYMgkbM esa<br />

vkWDlhd`r gksrk gS rFkk fQj K2Cr2O7 o H2SO4 ds<br />

ruq foy;u }kjk ,lhfVd vEy curk gSA ;kSfxd 'X'<br />

gS :<br />

(1) CH3OH (2) C2H5OH<br />

(3) CH3 CH CH3 (4) CH3 CH Ph<br />

OH<br />

OH<br />

CAREER POINT, CP Tower, Road No.1, IPIA, Kota (Raj.), Ph: 0744-3040000 Page # 16

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