Class 11 Sample Paper 2022 Solution Biology Term 1

No. of pages - 4
MARKING SCHEME
PRACTICE PAPER-1 (2021-22)
CLASS : XI
SUBJECT: BIOLOGY (044)
Time Allowed : 90 Min. Maximum Marks : 40
le; % 90 feuV vf/dre vad & 40

lkekU; funsZ'k&
1- bl iz'u i=k esa rhu [kaM gSaA
2- [kaM v ds izFke 20 mÙkfjr iz'uksa dk vadu djsaA
3- [kaM c ds izFke 20 mÙkfjr iz'uksa dk vadu djsaA
4- [kaM l ds izFke 10 mÙkfjr iz'uksa dk vadu djsaA
5- fdlh Hkh iz'u dk udkjkRed vadu ugha gSaA
6- izR;sd iz'u ds lgh mÙkj ds 0-7 vad gSaA (50 iz'uksa ds fy,)
General Instruction-
1. The question paper contains three sections.
2. Allot marks for first 20 answered question of Section-A.
3. Allot marks for first 20 answered question of Section-A.
4. Allot marks for first 10 answered question of Section-A.
5. There is no negative marking for any question.
6. Each correctly answered question carries 0.7 marks. (Only for first attempted 50
questions in each section according to sectionwise distribution).
**************
[kaM&v (Section-A)
1. (c) International code of Zoological nomenclature
2- (a) Adenine

3- (c) Tendon

4- (d) Triticum aestivum

5- (c) Represent spirilla

6- (c) Monera

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7- (c) Calyx, Corolla, Androecium, Gynoecium

8- (c) Family

9- (d) Androecium & Gynoecium

10- (a) Scoliodon

11- (b) Lose connective tissue

12- (c) Both (a) and (b).

13- (d) T.O. Diener

14- (b) Vegetative propagation

15- (b) Calyx and Corolla

16- (b) Gram positive bacteria actively take up gram stain while Gram
negative bacteria do not take up gram stain.
17- (c) Mitochondria

18- (c) Homo sapiens

19- (a) Bract (Bracteate)

20- (b) Methanogen

21- (c) Peptide bond

22- (d) Watson & Crick

23- (b) Coelom

24- (c) Pre-existing cells give rise to new cell by division.

Section-B
(b) Both Assertion and Reason for true and Reason is not correct

25-

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26- (a) Both Assertion and Reason for true and Reason is the correct
27- (a) Both Assertion and Reason for true and Reason is the correct
28- (c) Assertion is true but Reason is false.

29- (b) Air

30- (c) Kinetochore

31- (b) Epithelial tissue

32- (b) Haemoglobin

33- (d) Pea and Gulmohar

34- (b) A and G

35- (c) Echinodermata

36- (d) Crocodile

37- (b) Petals

38- (c) Diatem

39- (c) Deuteromycetes

40- (d) Both b and c are correct.

41- (d) Both a & c

42- (a) striated muscle

43- (c) Maintain water balance is cell.

44- (b) Chromatin

45- (c) Fungi and Gymnosperm

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46- (b) Eubacteria

47- (c) Ciliated epithelial tissue

48- (c) Excretion

(Section-C)
49- (a) They have placoid scales. Plecoid scales are present in Osteichthyes
not is chondrichtheyes.
50- (c) Frog

51- (b) The organism which cannot regulate their body temperature.

52- (a) Forelimb of birds forms wings

53- (c) Hag fash

54- (c) Platypus

55. (b) Ligament
56- (c) Pentapetalous

57- (a) Nucleoid

58- (b) G.N. Ramachandran

59- (c) ATP

60- (d) Apoenzyme

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