JAC Class 11 Model Question Paper Biology

झारखंड बोर्ड

मॉडल पेपर

Class 11

CLASS-XI
SUBJECT-BIOLOGY ()
SET-I
F.M.-70Time.-

GENERAL INSTRUCTIONS

The Question booklet consists of 35 multiple choice questions carrying 2 marks each
in two sections, 'A' containing 17 questions and 'B' containing 18 questions. All the
questions are compulsary.

SECTION -A (BOTANY)(^^-3l)

Q.1Conversion of ammonia into nitrate through nitrosomonas is called
(A)Nitregen fixation
(B)Nitrification
(C)Denitrification
(D)Ammonification
HO*H^sJ)^^)^Hl^H RT 3^iP^I ^>1 HT^^ ^ ^Rclcf^i ^^dldl t :

(u)
Q.2Loss of liquid water by guttation occurs through :
(A) Hydathodes
(B)Stomata
(C)Cuticle
(D)Bark
HO^ici^ii " ^^^^T viTef H^ ^M^ ^RT ^l^^T t :

Q,3A hormone delaying senescence is :

(A)Auxin
(B)Gibberellin
(C)Cytokinin
(D)Ethylene
HOHRHt ^ ^^^^ ^ ^d'H ^ feBf Hi^Hi ^R#T t :
(Hi)

Q. The members of rhodophyceae are commonly called as

(A)Brown algae
(B)Red algae
(C)Green algaei

(D)Yellow algae

cTTol

(t)

Q. Which one is a vascular tissue ?

(A)Epidermis
(B)Pericycle
(C)Xylem & phloem
(D)Endodermis
JTO t:

Q. Which is present only in plant cell:

(A)Vacuole
(B)Plastid
(C)Mitochondria
(D)Lysosome
uTKTT t :

Q.7First stable compound in C3 Plant is :

(A) PGA
(B)OAA
(C)RuBP
(D)PEP
^TO C3

(a) OAA
(H) RuBP
^ PEP

Q. •8Double fertilisation takes place in :
(A) Gymnosperms
(B)Bryophyta
(C)Angiosperms
(D)Pteridophyta
HO^^^^^M ^ FldT t :

(n)
(^f)

Q.9Plasmolysis will occur when the cell is placed insolution.
(A)Hypotonic
(B)Hypertonic
(C)Isotonic
(D)Hypertonic & isotonic

HO*1R|*I ^\.^T ^f ^H^ H? viflHHoH ^t^PT ^t^T t :

Q.10The site of glycolysis is
(A)cytoplasm
(B)chloroplast
(C)Mitochondra
(D)Plastid
U0

*i 1 ^ el

Q.11Cytokinesis in plant cell takes place through :
(A)Cell plate
(B)Furrowing
(C)Depression
(D)Consrtiction
noWT *I^|*I ^f *1'R|*| I^'HImH ^ ^TG^T ^^ ^l^TT t

Q,12Ligth reaction of photosynthesis occurs inside :
(A)Stroma
(B)Grana
(C)Endoplasmic reticulum
(D)Cytoplasm
^onnjRT ^*e^^ui ^ n^^ art^nT^f ^td^ t

(n) ^ra": n^^^ viii[ei*i

Q.16Botanical name of sunflower is
(A)Helianthus annuus
(B)gossypium arboreum
(C)Brassica campestris
(D)pisum sativum
no^^*^ nfl" <Nn^^^> ^TFT t :

IRi*l

Q.17Number of cotyledons in pea is

(B)2
(C)3
(D)4

flr

W2
(n) 3
W4

SECTION -B (ZOOLOGY)

Q.1Which is an example of animal connective tissue ?

(A)Skin
(B)Blood
(C)Muscle
(D)Nerve
^o^^^f ^ n^^ vjp^ ^M\ ^3rTn> t ?

(n)

Q.5Well organised nucleus is not found in
(A)Prokaryotic cell
(B)Eukaryotic cell
(C)Plant cell
(D)Nerve cell

TTO^ ^^fJl^^d ^^^> ^ TO ^^T

(r)

Q.6Excretory wastes of human is

(A)Uric acid
(B)Uric acid & Urea
(C)Urea
(D)Ammonia

Q,7Number of chambers in human heart

(B)2
(C)3
(D)4

W3
W4

Q.8The simplest form of carbohydrate is :
(A)Amino Acid
(B)Fatty acid
(C)Nucleic Acid
(D)glucose

Q.95 kingdom system of classification was proposed by :

(A)Whittaker
(B)Eichler
(C)Norman
(D)Brown

Q.10Dental formula in human beings is

(A) 3223
3223
(B) 2123
2123
(C) 1232
1232
(D) 2233
2233
^OW^Q W ^T ^T t :
^^) 3223

2123

1232

2233

Q. 14 Nerve impulse is conducted by :

(A)Chemical signal
(B)Electric signal
(C)Physical signal
(D)Thermal signal
so t:

Q. 15 In adult man, normal blood pressure is

so S^>T STS t :

(A)100/80 mm Hg
(B)120/80 mm Hg
(C)100/120 mm Hg
(D)80/120 mm Hg
Q. 16 Insulin is secreted by

(A)Adrenal gland
(B)Pituitary gland
(C)Pancreas
(D)Hypothalamus
so t:

Q. 17 DNAisa:
(A)Carbohydrate
(B)Nucleic acid
(C)Protein
(D)Fat
so DNA t S^ :

Answer key
Class- XI
Biology (SET-I)
Section (A)
Section (B)
(Botany)
(Zoology)
1 B 1 B
2 A 2 C
3 C 3 D
4 B 4 B
5 C 5 A
6 B 6 C
7 A 7 D
8 C 8 D
9 B 9 A
10 A 10 B
11 A 11 D
12 B 12 B
13 C 13 B
14 D 14 B
15 A 15 B
16 A 16 C
17 B 17 B
18 B