CBSE Class 12 Basic Horticulture Question Paper 2019

SET-4

Series BVM H$moS> Z§.
Code No. 286
amob Z§. narjmWu H$moS >H$mo CÎma-nwpñVH$m Ho$ _wI-n¥ð >na
Roll No. Adí` {bIo§ &
Candidates must write the Code on the
title page of the answer-book.

 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _o§ _w{ÐV n¥ð> 7 h¢ &
 àíZ-nÌ _| Xm{hZo hmW H$s Amoa {XE JE H$moS >Zå~a H$mo N>mÌ CÎma-nwpñVH$m Ho$ _wI-n¥ð> na {bI| &
 H¥$n`m Om±M H$a b| {H$ Bg àíZ-nÌ _| >33 àíZ h¢ &
 H¥$n`m àíZ H$m CÎma {bIZm ewê$ H$aZo go nhbo, àíZ H$m H«$_m§H$ Adí` {bI| &
 Bg àíZ-nÌ H$mo n‹T>Zo Ho$ {bE 15 {_ZQ >H$m g_` {X`m J`m h¡ & àíZ-nÌ H$m {dVaU nydm©• _|
10.15 ~Oo {H$`m OmEJm & 10.15 ~Oo go 10.30 ~Oo VH$ N>mÌ Ho$db àíZ-nÌ H$mo n‹T>|Jo Am¡a
Bg Ad{Y Ho$ Xm¡amZ do CÎma-nwpñVH$m na H$moB© CÎma Zht {bI|Jo &
 Please check that this question paper contains 7 printed pages.
 Code number given on the right hand side of the question paper should be
written on the title page of the answer-book by the candidate.
 Please check that this question paper contains 33 questions.
 Please write down the Serial Number of the question before
attempting it.
 15 minute time has been allotted to read this question paper. The question
paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the
students will read the question paper only and will not write any answer on
the answer-book during this period.

_yb^yV CÚmZ-H¥${f
BASIC HORTICULTURE

{ZYm©[aV g_` : 3 KÊQ>o A{YH$V_ A§H$ : 60
Time allowed : 3 hours Maximum Marks : 60

286 1 P.T.O.

gm_mÝ` {ZX}e :
(i) Bg àíZ-nÌ _| 33 àíZ em{_b h¢ {OZ_| go Aä`Wu H$mo {g\©$ 25 àíZ H$aZo H$s µOê$aV
h¡ &
(ii) àíZ-nÌ Xmo IÊS>m| _| {d^m{OV h¡ &
IÊS> A
 ~hþ{dH$ënr` àíZ /[aº ñWmZ ^[aE /grYo àíZ : Hw$b 12 àíZ em{_b h¢ Omo
1 – 1 A§H$ Ho$ h¢ & BZ_| go {H$Ýht 10 àíZm| Ho$ CÎma Xr{OE &

 A{V bKw CÎmar` àíZ : BZ_| Hw$b 7 àíZ em{_b h¢, àË`oH$ 2 A§H$ Ho$ h¢ & BZ_| go
{H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &
 bKw CÎmar` àíZ : BZ_| Hw$b 7 àíZ em{_b h¢, àË`oH$ 3 A§H$ Ho$ h¢ & BZ_| go
{H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &
IÊS> ~
XrK© CÎmar` /{Z~ÝYmË_H$ àíZ : BZ_| Hw$b 7 àíZ em{_b h¢, àË`oH$ 5 A§H$ Ho$ h¢ & BZ_|
go {H$Ýht 5 àíZm| Ho$ CÎma Xr{OE &

General Instructions :

(i) This question paper contains 33 questions out of which the candidate
needs to attempt only 25 questions.

(ii) Question paper is divided into two sections.

SECTION A
 Multiple choice questions / Fill in the blanks/Direct questions :
contains total 12 questions of 1 mark each. Answer any 10 questions.
 Very short answer type questions : contains total 7 questions of
2 marks each. Answer any 5 questions.
 Short answer type questions : contains total 7 questions of 3 marks
each. Answer any 5 questions.

SECTION B
Long answer / Essay type questions : contains total 7 questions of 5 marks
each. Answer any 5 questions.

286 2

IÊS> A
SECTION A

{ZX}emZwgma H$s{OE (1 – 12, à˶oH$ 1 A§H$) & {H$Ýht Xg àíZm| H$mo H$s{OE & 110=10
Do as directed (1 – 12, 1 mark each). Attempt any ten questions.

1. {ddU©Z ________ gopëg¶g ¶m Bggo A{YH$ Vmn‘mZ na H$aVo h¢ & 1
Blanching is done at or above _________ Celsius temperature.

2. ^maV ‘| Am±dbm H$m ì¶mdgm{¶H$ àdY©Z n¡~§X H${bH$m¶Z {d{Y Ûmam {H$¶m OmVm h¡ &
(ghr/µJbV) 1
Commercial method of propagation of aonla in India is patch budding.
(True/False)

3. nmñVoarH$aU ________ gopëg¶g go H$‘ Vmn‘mZ na H$aVo h¢ & 1
Pasteurization is done at a temperature below ________ Celsius.

4. {ZO©‘uH$aU ________ gopëg¶g ¶m Bggo A{YH$ Vmn‘mZ na H$aVo h¢ & 1
Sterilization is done at or above ________ Celsius temperature.

5. g§H$aU Ûmam ZB© {H$ñ‘m| Ho$ {dH$mg hoVw ________ àdY©Z Amdí¶H$ h¡ & 1
________ propagation is essential for developing new varieties through
hybridization.

6. A‘ê$X ‘| n¡~§X H${bH$m¶Z go _______ go _______ à{VeV VH$ g’$bVm àmßV hmoVr h¡ & 1
The success percentage in guava multiplication through patch budding
ranges from ________ to ________.

7. ì¶mdgm{¶H$ ê$n go Am‹Sz> Am¡a Amby~w˜mao H$m àdY©Z ________ {d{Y Ûmam H$aVo h¢ & 1
Commercial multiplication in peach and plum is done by _______ method.

8. Ama.Q>r.Eg. ‘| ݶyZV‘ ________’$b H$m JyXm hmoZm Mm{hE & 1
RTS should have a minimum of ________ fruit pulp.

9. nmZr ‘| MrZr Ho$ Kmob H$mo bdU-Ob (~«mBZ)H$hm OmVm h¡ & (ghr/µJbV) 1
A solution of sugar in water is called as brine. (True/False)

10. Ho$bo H$m àdY©Z ________ go hmoVm h¡ & 1
Banana is propagated by ________.
286 3 P.T.O.

11. ³boâQ> CnamonU H$m Xÿgam Zm‘ ________ h¡ & 1
Cleft grafting is also known as ________.

12. 2,4-S>rEH$ µJ¡a-M¶ZmË‘H$ emH$Zmer h¡, Omo ~mJdmZr µ\$gbm| ‘| g§H$sU©-n{Îm`m| dmbo
IanVdmam| H$m {Z`§ÌU H$aZo Ho$ {bE Cn¶moJ {H$¶m OmVm h¡ & (ghr/µJbV) 1
2,4-D is a non-selective herbicide which is used to control narrow leaved
weeds in horticultural crops. (True/False)

A{V bKw CÎmar¶ àíZ (13 – 19, à˶oH$ 2 A§H$) & {H$Ýht nm±M àíZm| Ho$ CÎma Xr{OE &
25=10
Very short answer type questions (13 – 19, 2 marks each). Answer any five
questions.

13. àmH¥${VH$ ê$n go a§JrZ agm| ‘| gë’$a S>mBAm°³gmBS> H$m Cn¶moJ ³¶m| Zht {H$¶m Om gH$Vm
h¡ ? 2
Why can sulphur dioxide not be used in case of naturally coloured juices ?

14. IanVdma H$mo EH$ dm³¶ ‘| n[a^m{fV H$s{OE & 2
Define weed in one sentence.

15. Am‘ H$m d¡km{ZH$ Zm‘ {b{IE & 2
Write the scientific name of mango.

16. ‘m‘©boS> go AmnH$m ³¶m A{^àm¶ h¡ ? 2
What do you mean by marmalade ?

17. _wgå_r Ho$ ì¶mdgm{¶H$ àdY©Z H$s {d{Y ³¶m h¡ ? 2
What is the commercial method of propagation of sweet orange ?

18. nm¡Yembm ‘| nbdma Ho$ Xmo à‘wI bm^ {b{IE & 2
Write two major advantages of mulching in nursery.

19. AMma ~ZmZo go AmnH$m ³¶m A{^àm¶ h¡ ? 2
What do you mean by pickling ?

286 4

bKw CÎmar¶ àíZ (20 – 26, à˶oH$ 3 A§H$) & {H$Ýht nm±M àíZm| Ho$ CÎma Xr{OE & 35=15
Short answer type questions (20 – 26, 3 marks each). Answer any five questions.

20. N>h ’$bm| Ho$ nm¡Ym| Ho$ Zm‘ ~VmBE, Omo ZJar¶ Am¡Úm{ZH$s joÌm| ‘| à^mdr ê$n go CJmE Om
1
gH$Vo h¢ & 6=3
2

Name six fruit plants which could be effectively grown in the urban
horticulture areas.

21. nm¡Yembm Ho$ VrZ ‘hÎdnyU© amoJm| Ho$ Zm‘ {b{IE & 13=3
Write three important diseases of nursery.

22. n[aajH$ go AmnH$m ³¶m A{^àm¶ h¡ ? 3
What do you mean by preservative ?

23. emH$Zmer Ho$ ~wAmB©-nyd© AZwà¶moJ H$mo n[a^m{fV H$s{OE & 3
Define pre-emergence application of herbicide.

24. gyú‘ àdY©Z ‘| em{‘b {d{^Þ MaUm| H$mo gyMr~Õ H$s{OE & 3
Enlist the different stages involved in micro propagation.

25. ’$b e~©V Ho$ A§{V‘ CËnmX (w/w) ‘| Q>r.Eg.Eg. Am¡a ’$bm| Ho$ ag H$s ‘mÌm H$m ݶyZV‘
1
à{VeV {b{IE & 1 2=3
2

Write the minimum percentage of TSS and fruit juice in the final product
(w/w) of the fruit syrup.

1
26. ~rO Ûmam àd{Y©V Xmo \$b nm¡Ym| Ho$ Zm_ ~VmBE & 1 2=3
2

Give the name of two fruits crops propagated by seed.

286 5 P.T.O.

IÊS> ~
SECTION B

XrK© CÎmar¶ àíZ (27 – 33, à˶oH$ 5 A§H$) & {H$Ýht nm±M àíZm| Ho$ CÎma Xr{OE &
55=25
Long answer type questions (27 – 33, 5 marks each). Answer any five questions.

27. CÚmZ {dkmZ H$mo n[a^m{fV H$s{OE & \$bH¥${f {dkmZ Ho$ joÌ ‘| {H$Ýht Mma ì¶mdgm{¶H$
Adgam| Ho$ Zm‘ {b{IE & 1+4=5
Define horticulture. Name four business opportunities in the field of
pomology.

28. J¥h CÚm{ZH$s (emH$ dm{Q>H$m) ³¶m h¡ ? BgH$s ³¶m Amdí¶H$Vm h¡ ? VrZ \$bm| Ho$ nm¡Ym| Ho$
Zm_ ~VmBE, Omo J¥h CÚm{ZH$s (emH$ dm{Q>H$m) _| à^mdr ê$n go CJmE Om gH$Vo h¢ & 1+1+3=5
What is kitchen gardening ? What is its necessity ? Name three fruit
plants which could be grown effectively in kitchen gardening.

29. µ\$gbm| Ho$ {bE IanVdma hm{ZH$maH$ ³¶m| h¢ ? CZHo$ OrdZ MH«$ na AmYm[aV IanVdam| Ho$
àH$mam| (dJuH$aU) H$s g§jon _| MMm© H$s{OE & à˶oH$ àH$ma H$m EH$ Cn`wº$ CXmhaU
Xr{OE & 2+3=5
Why are weeds harmful to the crops ? Discuss briefly the types of weeds
based on their life cycle. Give one suitable example in each case.

30. {ddU©Z go AmnH$m ³¶m A{^àm¶ h¡ ? ’$bm| Am¡a gpãµO`m| Ho$ g§ajU ‘| BgH$s Cn¶mo{JVm H$s
g§jon _| MMm© H$s{OE & 2+3=5
What do you mean by blanching ? Discuss in brief how it is useful in
preservation of fruits and vegetables.

1 1
31. {ZåZ{b{IV na g§jon ‘| {b{IE ({H$Ýht Xmo ) : 2 +2 =5
2 2
(A) Any{V (Any`Z) Ed§ N>ZmB©
(~) _waã~m (O¡_)
(g) Ag§JOZZ
(X) T>oar Xm~
286 6

Write in brief on the following (any two) :

(a) Asepsis and Filtration

(b) Jam

(c) Apomixis

(d) Mound layering

32. CnamonU (H$b_ ~m±YZm) {H$go H$hVo h¢ ? CnamonU H$s {d{^Þ {d{Y¶m| H$mo gyMr~Õ H$s{OE &
{H$Ýht Mma ’$b nm¡Ym| Ho$ Zm‘ {b{IE {OZH$m CnamonU Ûmam ì¶mdgm{¶H$ àdY©Z {H$¶m OmVm
hmo & 1+2+2=5
What is grafting ? Enlist the different methods of grafting. Name any
four fruits which are commercially propagated by grafting.

33. b¢{JH$ Am¡a Ab¢{JH$ àdY©Z ³¶m h¡ ? {H$Ýht Xmo ’$b nm¡Ym| Ho$ Zm‘ {b{IE {OZ‘| ~hþ^«yUVm
bjU hmoVm h¡ & 2+2+1=5
What is sexual and asexual propagation ? Name any two fruit plants in
which polyembryonic character exists.

286 7 P.T.O.