HBSE Class 11 Question Paper 2019 Biology

Code No. 1030
CLASS : 11th (Eleventh) Series : 11-M/2019
Roll No.











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 15 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 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.

1030 P. T. O.

(2) 1030
• 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
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'k %
(i) lHkh iz'u vfuok;Z gSaA
(ii) bl iz'u&i= esa dqy 21 iz'u gSa] tks pkj [k.Mksa % v]
c] l rFkk n esa foHkDr gSaA
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(3) 1030
(iii) [k.M & v ds iz'u la[;k 1 eas pkSng (i-xiv) oLrqfu"B/
cgqfodYih izdkj ds iz'u gSAa izR;sd iz'u 1 vad dk gSaA
(iv) [k.M & c esa iz'u la[;k 2 ls 11 rd vfr&y?kwÙkjkRed
iz'u gSaA izR;sd iz'u ds 2 vad gSaA
(v) [k.M & l esa iz'u la[;k 12 ls 18 rd y?kwÙkjkRed
iz'u gSaA izR;sd iz'u ds 3 vad gSaA
(vi) [k.M & n esa iz'u la[;k 19 ls 21 rd nh?kZ mÙkjkRed
iz'u gSaA izR;sd iz'u ds 5 vad gSaA
(vii) lHkh nh?kZ mÙkjkRed iz'uksa eas vkUrfjd NwV miyC/k gSA
,sls iz'uksa esa ls vkidks dsoy ,d gh iz'u djuk gSA
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.

1030 P. T. O.

(4) 1030
(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.

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(5) 1030
[k.M – v
SECTION – A

1. (i) fuEu esa ls fdl la?k ds thoksa esa can ifjlapj.k ra= ik;k
tkrk gS \ 1

(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

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(6) 1030
(ii) fuEu esa ls dkSu-lk ewy dk :ikarj.k gS \ 1

(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 \ 1

(A) 10

(B) 12

(C) 8

(D) 34

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(7) 1030
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 % 1

(A) vYiijkljh (B) vfrijkljh
(C) leijkljh (D) 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 \ 1

(A) va/k fcUnq esa (B) Qksfo;k esa

(C) vkbfjl esa (D) dkWfuZ;k esa

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(8) 1030
In which of the following visual acuity is the

greatest ?

(A) Blind spot (B) Fovea

(C) Iris (D) Cornea

(vi) cgqlw= fdls dgrs gSa \ 1

What is a polysome ?

(vii) flusIl D;k gS \ 1

What is a synapse ?

(viii) var%'kks"k.k D;k gS \ ,d mnkgj.k nhft, A 1

What is imbibition ? Give an example.

(ix) izksVhu ds vkj0 D;w0 dk eku D;k gS \ 1

What is the value of RQ for protein ?

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(9) 1030
(x) ykbdsu fdls dgrs gSa \ 1

What is lichen ?

(xi) lksysuslh dqy dk iq"i lw= fyf[k, A 1

Write down the floral formula of

Solanaceae family.

(xii) i.kZ foU;kl fdls dgrs gSa \ 1

What is phyllotaxy ?

(xiii) n`<+ lfU/k;ksa dh D;k Hkwfedk gS \ 1

What is the role of tight junctions ?

(xiv) xrZnarh fdls dgrs gSa \ 1

What is thecodont ?

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( 10 ) 1030
[k.M – c
SECTION – B

2. vjTtqdh ¼ukWu dkWMsZV½ ds fof'k"V y{k.k fyf[k, A 2

Write down the salient features of Non-
chordates.

3. ?kjsyw eD[kh dh ofxZdh laoxZ fyf[k, A 2

Write down the taxonomic categories of housefly.

4. Qkcslh dqy dk vkfFkZd egRo D;k gS \ 2

What is the economic importance of family
Fabaceae ?

5. VªkbZdksEl D;k gaS \ buds dk;Z fyf[k, A 2

What are trichomes ? Write their functions.

6. xkWYth midj.k ds D;k dk;Z gSa \ 2

What are the functions of Golgi apparatus ?

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( 11 ) 1030
7. izkFkfed ,oa f}rh;d mikip;u D;k gSa \ 2

What are Primary and Secondary metabolites ?

8. lalatu vkSj vklatu ls vkidk D;k vfHkizk; gS \ 2

What do you mean by Cohesion and Adhesion ?

9. ikS/kksa esa ftCcsjsfyal dh fofHkUu dkf;dh; vuqfØ;k,¡ D;k gSa \ 2

What are the various physiological responses of

Gibberellins in plants ?

10. IySTek ¼IykTek½ izksVhu ds dk;Z D;k gSa \ 2

What are the functions of plasma proteins ?

11. fgisfVd iksVZy flLVe fdls dgrs gSa \ bldh Hkwfedk fyf[k, A2

What is hepatic portal system ? Write down its

role.

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( 12 ) 1030
[k.M – l
SECTION – C

12. frypV~Vs dh vkgkjuky dk ukekafdr fp= cukb, A 3

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 \ 3

What are leuticels ? What is their function and

where does they occur ?

14. v/kZlw=h foHkktu dk egRo D;k gS \ 3

What is the significance of Meiosis ?

15. ikniksa esa dSfY'k;e ds D;k dk;Z gksrs gSa \ 3

What are the functions of calcium in plants ?

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( 13 ) 1030
16. fo"ke chtk.kqrk D;k gS \ bldh lkFkZdrk ij laf{kIr fVIi.kh

fyf[k, A blds nks mnkgj.k nhft, A 3

What is Heteroscopy ? Briefly comment on its

significance. Give two examples.

17. ,dkbuksMesZVk la?k ds vfHky{k.k D;k gSa \ 3

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 \ 3

Where is thymus gland located ? Which hormone
is secreted by it and what are its functions ?
[k.M – n
SECTION – D

19. ;wdSfj;ksfVd dksf'kdkvksa dh fo'ks"krk,¡ D;k gSa \ 5

What are the characteristics of Eukaryotic cells ?

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( 14 ) 1030
vFkok
OR

,atkbe fØ;k ds mRizsjd pØ ds fofHkUu pj.kksa dk o.kZu
dhft, A 5

Describe the various steps of catalytic cycle of an

Enzyme action.

20. XykbZdksfyfll ds fofHkUu pj.kksa dk o.kZu dhft, 5

Describe various steps of Glycolysis.

vFkok
OR

ewy xzafFkdk fuekZ.k dh izfØ;k dk o.kZu dhft, A 5

Describe process of formation of a root nodule.

21. izfr/kkjk fØ;kfof/k dk o.kZu dhft, A 5

Describe countercurrent mechanism.

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( 15 ) 1030
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

1030 P. T. O.