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Code No. 1030

CLASS : 11th

Roll No.

tho foKku tho foKku tho foKku tho foKku

BIOLOGY [

fgUnh ,oa vaxzsth ek/;e

[ Hindi and English Medium ] (Only for Fresh/School Candidates)

Time allowed : ₃ hours ] [ Maximum Marks : ₇₀

• Ñi;k tk¡p dj ysa fd bl iz'u

i= esa eqfnzr i`"B

rFkk iz'u

21

gSaA

Please make sure that the printed pages in this question paper are 15 in number and it contains 21 questions.

• iz'u

i= esa lcls Åij fn;s x;s dksM uEcj dksM uEcj dksM uEcj dksM uEcj dks Nk= mÙkj

iqfLrdk ds eq[;

i`"B ij fy[ksaA

The Code No. on the top of the question paper should be written by the candidate on the front page of the answer-book.

• Ñi;k iz'u dk mÙkj fy[kuk 'kq: djus ls igys] iz'u dk Øekad vo'; fy[ksaA

Before beginning to answer a question, its Serial Number must be written.

• mÙkj

iqfLrdk ds chp esa [kkyh iUuk

iUus u NksMsa+A

Don’t leave blank page/pages in your answer-book.

• mÙkj

iqfLrdk ds vfrfjDr dksbZ vU; 'khV ugha feysxhA vr% vko';drkuqlkj gh fy[ksa vkSj fy[kk mÙkj u dkVsaA

Except answer-book, no extra sheet will be given.

Write to the point and do not strike the written answer.

• ijh{kkFkhZ viuk jksy ua0 iz'u&i= ij vo'; fy[ksaA

Candidates must write their Roll Number on the question paper.

• d`i;k iz'uksa dk mÙkj nsus lss iwoZ ;g lqfuf'pr dj ysa fd iz'u

i=

iw.kZ o lgh gS] ijh{kk ds mijkUr bl lEcU/k esa dksbZ Hkh nkok ijh{kk ds mijkUr bl lEcU/k esa dksbZ Hkh nkok ijh{kk ds mijkUr bl lEcU/k esa dksbZ Hkh nkok ijh{kk ds mijkUr bl lEcU/k esa dksbZ Hkh nkok Lohdkj ugha fd;k tk;sxkA

Lohdkj ugha fd;k tk;sxkA Lohdkj ugha fd;k tk;sxkA Lohdkj ugha fd;k tk;sxkA

Before answering the question, ensure that you have been supplied the correct and complete question paper, no claim in this regard, will be entertained after examination.

lkekU; funsZ' lkekU; funsZ' lkekU; funsZ' lkekU; funsZ'k % k % k % k %

lHkh iz'u vfuok;Z lHkh iz'u vfuok;Z lHkh iz'u vfuok;Z lHkh iz'u vfuok;Z gSgSgSgSaaaaAAAA

(ii)

bl iz'u&i= esa dqy

iz'u gSa] tks pkj [k.Mksa % [k.Mksa % [k.Mksa % [k.Mksa % v] v] v] v]

c] l c] l

c] l c] l rFkk nnnn esa foHkDr gSaA

(iii)

[k.M [k.M [k.M [k.M &&&& v vv v ds iz'u la[;k

eas pkSng pkSng pkSng pkSng

oLrqfu"B

cgqfodYih izdkj ds iz'u gSaA izR;sd iz'u

vad dk gSaA

(iv)

[k.M [k.M [k.M [k.M &&&& cccc esa iz'u la[;k

ls

rd vfr&y?kwÙkjkRed iz'u gSaA izR;sd iz'u ds

vad gSaA

(v)

[k.M [k.M [k.M [k.M &&&& llll esa iz'u la[;k

ls

rd y?kwÙkjkRed iz'u gSaA izR;sd iz'u ds

vad gSaA

(vi)

[k.M [k.M [k.M [k.M &&&& nnnn esa iz'u la[;k

ls

rd nh?kZ mÙkjkRed iz'u gSaA izR;sd iz'u ds

vad gSaA

(vii)

lHkh nh?kZ mÙkjkRed iz'uksa eas vkUrfjd NwV miyC/k gSA ,sls iz'uksa esa ls vkidks dsoy ,d ,d ,d gh iz'u djuk gSA ,d

General Instructions :

(i) All questions are compulsory.

(ii) This question paper contains 21 questions, which are divided into four Sections : A, B, C and D.

(iii) Section – A contains question number 1 having fourteen (i-xiv) objective/multiple choice type questions. Each question carries 1 mark.

(iv) Section – B contains question number 2 to 11 of very short answer type questions and carrying 2 marks each.

(v) Section – C contains question number 12 to 18 of short answer type questions and carrying 3 marks each.

(vi) Section – D contains question number 19 to 21 of long answer type questions and carrying 5 marks each.

(vii) Internal choice is available in all long answer type questions. You have to attempt only one of the given choice in such questions.

[k.M [k.M [k.M [k.M

v v v v

SECTION – A

1. (i)

fuEu esa ls fdl la?k ds thoksa esa can ifjlapj.k ra= ik;k

tkrk gS \

(A)

,susfyMk

(B)

vkFkzksZiksMk

(C)

eksyLdk

(D)

buesa ls dksbZ ugha

The animals of which of the following have closed circulatory system.

(A) Annelida (B) Arthropoda (C) Mollusca (D) None of these

(ii)

fuEu esa ls dkSu

lk ewy dk :ikarj.k gS \

(A)

vnjd

(B)

gYnh

(C)

vkyw

(D)

xktj

Which of the following is modification of root ?

(A) Ginger (B) Turmeric (C) Potato (D) Carrot

(iii)

,d dqaMfyr Ük`a[kyk ds ,d iw.kZ ?kqeko esa fdrus {kkj ;qXe

ik, tkrs gSa \

(A) 10 (B) 12 (C) 8 (D) 34

How many base pairs are present in one full turn of DNA helical strand ?

(A) 10 (B) 12

(C) 8 (D) 34

(iv)

;fn ckgjh foy;u dksf'kdk nzO; ls vf/kd ruqÑr gS] rks

mls dgrs gSa %

(A)

vYiijkljh

vfrijkljh

(C)

leijkljh

buesa ls dksbZ ugha

If the external solutions more dilute than the cytoplasm, it is :

(A) Hypotonic (B) Hypertonic (C) Isotonic (D) None of these (v)

fUkEu esa ls fdlesa n`f"V fØ;k,¡ vf/kdre gksrh gSa \

(A)

va/k fcUnq esa

Qksfo;k esa

(C)

vkbfjl esa

dkWfuZ;k esa

In which of the following visual acuity is the greatest ?

(A) Blind spot (B) Fovea

(C) Iris (D) Cornea

(vi)

cgqlw= fdls dgrs gSa \

What is a polysome ?

(vii)

flusIl D;k gS \

What is a synapse ?

(viii)

var%'kks"k.k D;k gS \ ,d mnkgj.k nhft, A

What is imbibition ? Give an example.

(ix)

izksVhu ds vkj0 D;w0 dk eku D;k gS \

What is the value of RQ for protein ?

(x)

ykbdsu fdls dgrs gSa \

What is lichen ?

(xi)

lksysuslh dqy dk iq"i lw= fyf[k, A

Write down the floral formula of Solanaceae family.

(xii)

i.kZ foU;kl fdls dgrs gSa \

What is phyllotaxy ?

(xiii)

n`<+ lfU/k;ksa dh D;k Hkwfedk gS \

What is the role of tight junctions ?

(xiv)

xrZnarh fdls dgrs gSa \

What is thecodont ?

[k.M [k.M [k.M [k.M

cccc

SECTION – B

2.

vjTtqdh ¼ukWu dkWMsZV½ ds fof'k"V y{k.k fyf[k, A

Write down the salient features of Non-

chordates.

3.

?kjsyw eD[kh dh ofxZdh laoxZ fyf[k, A

Write down the taxonomic categories of housefly.

4.

Qkcslh dqy dk vkfFkZd egRo D;k gS \

What is the economic importance of family Fabaceae ?

5.

VªkbZdksEl D;k gaS \ buds dk;Z fyf[k, A

What are trichomes ? Write their functions.

6.

xkWYth midj.k ds D;k dk;Z gSa \

What are the functions of Golgi apparatus ?

7.

izkFkfed ,oa f}rh;d mikip;u D;k gSa \

What are Primary and Secondary metabolites ?

8.

lalatu vkSj vklatu ls vkidk D;k vfHkizk; gS \

What do you mean by Cohesion and Adhesion ?

9.

ikS/kksa esa ftCcsjsfyal dh fofHkUu dkf;dh; vuqfØ;k,¡ D;k gSa \

What are the various physiological responses of Gibberellins in plants ?

10.

IySTek ¼IykTek½ izksVhu ds dk;Z D;k gSa \

What are the functions of plasma proteins ?

11.

fgisfVd iksVZy flLVe fdls dgrs gSa \ bldh Hkwfedk fyf[k, A

What is hepatic portal system ? Write down its role.

[k.M [k.M [k.M [k.M

llll

SECTION – C

12.

frypV~Vs dh vkgkjuky dk ukekafdr fp= cukb, A

Draw a well labelled diagram of Alimentary canal of a Cockroach.

13.

okrjaa/kz fdls dgrs gSa \ muds dk;Z D;k gSa \ ;s dgk¡ ik, tkrs

gSa \

What are leuticels ? What is their function and where does they occur ?

14.

v/kZlw=h foHkktu dk egRo D;k gS \

What is the significance of Meiosis ?

15.

ikniksa esa dSfY'k;e ds D;k dk;Z gksrs gSa \

What are the functions of calcium in plants ?

16.

fo"ke chtk.kqrk D;k gS \ bldh lkFkZdrk ij laf{kIr fVIi.kh fyf[k, A blds nksnksnksnks mnkgj.k nhft, A

What is Heteroscopy ? Briefly comment on its significance. Give two examples.

17.

,dkbuksMesZVk la?k ds vfHky{k.k D;k gSa \

What are the characteristics of phylum Echinodermata ?

18.

Fkkbel xzafFk dgk¡ fLFkr gksrh gS \ blls dkSu ls gkeksZu lzkfor

gksrs gSa vkSj blds D;k dk;Z gSa \

Where is thymus gland located ? Which hormone is secreted by it and what are its functions ?

[k.M [k.M [k.M [k.M

nnnn

SECTION – D

19.

;wdSfj;ksfVd dksf'kdkvksa dh fo'ks"krk,¡ D;k gSa \

What are the characteristics of Eukaryotic cells ?

vFkok vFkok vFkok vFkok

OR

,atkbe fØ;k ds mRizsjd pØ ds fofHkUu pj.kksa dk o.kZu

dhft, A

Describe the various steps of catalytic cycle of an Enzyme action.

20.

XykbZdksfyfll ds fofHkUu pj.kksa dk o.kZu dhft,

Describe various steps of Glycolysis.

vFkok vFkok vFkok vFkok

OR

ewy xzafFkdk fuekZ.k dh izfØ;k dk o.kZu dhft, A

Describe process of formation of a root nodule.

21.

izfr/kkjk fØ;kfof/k dk o.kZu dhft, A

Describe countercurrent mechanism.

vFkok vFkok vFkok vFkok

OR

mRltZu esa ;Ñr] Qq¶Qql rFkk Ropk ds egRo dk o.kZu dhft,A

5 Discuss the role of lungs, liver and skin in excretion.

S