PAPER : CPMT Sample Paper Biology

1. The collection of food pushed form pharynx into oesophagus is called
a) embolus
b) chyme
c) chyle
d) bolus e) chylomicron
Ans (d)

2. 2, 4-D is a synthetic
a) auxin
b) gibberellin
c) cytokinin
d) Zeatin
Ans (a)

3. The secondary pollutant among the following is
a) DDT
b) BHC
c) CO
d) PAN
Ans (D)

4. In a double stranded B-DNA, the adenine form 18%, what is the expected percentage of guanine in the DNA molecule
a) 18%
b) 36%
c) 32%
d) 64%
Ans (C)

5. The process by which milk and milk products are made germ free (from harmful bacteria)
(a) sterilization
(b) pasteurization
(c) dehydration
(d) metachromasis
Ans (B)

6. Prions can cause the disease like
(a) variola
(b) varicella
(c) tetanus
(d) scrapie
Ans (D)

7. Haemocoel is present in
(a) scolapendra
(b) earthworm
(c) hydra
(d) Neries
Ans (A)

8.Example for osmotrophs
(a) fungi
(b) bacteria
(c) lichen
(d) both a & b
Ans (d)

9. The enteric group of bacteria include
(a) obligate aerobes
(b) facultative aerobes
(c) obligative anaerobes
(d) facultative anaerobes
Ans (b)

10. During mitosis, nuclear membrane disappears at
(a) early prophase
(b) late prophase
(c) metaphase
(d) anaphase Ans (b) 11. Synapsis is a characteristic of
(a) leptotene
(b) zygotene
(c) pachytene
(d) diplotene
Ans (b)

12. Longest phase in inter-phase is(a) G2
(b) S
(c) G1
(d) prophase Ans (c) 13. Water is a reagent in photosyntheis and product in
(a) respiration
(b) transpiration
(c) guttation
(d) all of these
Ans (d)

14. Minamatta disease was due to(a) mercury
(b) cadmium
(c) silver
(d) gold
Ans (a)

15.Tetse fly is the vector of the disease(a) Typhoid
(b) Kalaazar
(c) Gambia fever
(d) Pneumonia
Ans (c)

16. Body of leech is metamerically divided into
(a) 30 segment
(b) 33 segment
(c) 44 segment
(d) 22 segment
Ans (b)

17. Testis in ascaris is-
(a) paired
(b) single
(c) numerous
(d) two pairs
Ans (a)

18. Digestive system is absent in
(a) ascaris
(b) meagascolex
(c) taenia
(d) periplanata
Ans (c)

19. In obelia sexual generation is alternated with asexual generation, this phenomenon is called
(a) alternation of generation
(b) metagenesis
(c) metamorphosis
(d) plastochronic
Ans (b)

20.Respiration is sponges
(a) aerobic
(b) anaerobic
(c) obligate anaerobes
(d) facultative anaerobes
Ans (a)

21. Diatoms float due to the presence of
(a) storage lipids
(b) air vacuoles
(c) flagella
(d) cillia
Ans (a)

22. Depth is measured in a unit called
(a) meter
(b) fathom
(c) feet
(d) kilometer
Ans (b)

23. The unicellular and primarily aquatic eukaryotes are included in the kingdom
(a) monera
(b) protista
(c) protozoa
(d) parazoa
Ans (b)

24. Various source of industrial pollution is given, choose the correct order Chemicals (pollutants) Process 1. chlorides, Various metals, sulphuric acid a. mining 2. tertiary ammonium compounds, alkalies b. soap and detergent 3. bleaching liquors c paper and pulp
(a) 1 -C 2-B 3-A
(b) 1-A 2-B 3-C
(c) 1-B 2-C 3-A
(d) 1-A 2-C 3-B
Ans (b)

25. Constantly changing the shape is referred to be
(a) pleiotrophic
(b) pleiomorphic
(c) actinomorphic
(d) chasmogamous
Ans (b)

26. Paramylon is the reserve food of paramoecium chemically it is
(a) protein
(b) oil
(c) carbohydrate similar to starch
(d) phenol
Ans (c)

27. The kingdom protoctist is diverse collection of
(a) virus
(b) prokaryotic organisms
(c) eukaryotic organism not included in other kingdoms
(d) all of these
Ans (c) It contains all unicellular eukaryotes and their direct multi-cellular descendants

28. Epulopiscium fishelsoni is a
(a) bacterium
(b) virus
(c) chlamydieae
(d) mycoplasma
Ans (a) A cigar shaped bacterium that lives in the intestinal tract of red sea surgeon fish, It has an size of 80 um wide and 600 um length, an exception

29. The statement true is
1) some fishes, amphibians and reptiles reproduce only by parthenogenesis
2) Whiptail lizards (cnemidophorus uniparens) are sexless
3) an alternation of asexual and sexual phases, occurs in the life cycle of most aphids (small insects which feed plant soup; greenfly are one type of aphid)
(a) 1, 2, are true
(b) only 1 true
(c) 1,2, 3 are true
(d) only 2 true
Ans (C)

30. An instrument used in connection with respiration
(a) spiro meter
(b) auxanometer
(c) anemometer
(d) dialiser
Ans (a)

31. Cyan bacteria do not reproduce by
(a) binany fission
(b) fragmentation
(c) conjugation
(d) budding
Ans (c)

32. When the cell are placed in hypotonic solution water flows into the cell by process of
(a) osmosis
(b) exomosis
(c) endosmosis
(d) imbibitions
Ans (c)

33. In mitochondria rich amount of enzymes and carriers are present on
(a) outer membrane
(b) inner membrane
(c) matrix (d) inter-membrane space
Ans (b)

34. Smaller ribosome is seen in
(a) cytoplasm of eukaryotes
(b) stroma of chloroplasts
(c) the matrix of mitochondria
(d) b & c
Ans (d)

35. Net gain of ATP in glycolysis
(a) 4 ATP
(b) 2 ATP
(c) 3 ATP
(d) 1 ATP
Ans (b)

36. The process by which milk and milk products are made germ free (from harmful bacteria)
(a) sterilization
(b) pasteurization
(c) dehydration
(d) metachromasis
Ans (b)

37. Cell apparently recognize one another on the basis of
(a) glycoproteins
(b) glycolipids
(c) glycoproteins & glycolipids
(d) lipoprotein
Ans (c)

38. Mucilages are polysaccharides formed from
(a) galactose and mannose
(b) glucose and chitin
(c) galactose and fructose
(d) glucose and chitin
Ans (a)

39. Among the natural materials, the fibre containing large amount of cellulose is
(a) jute
(b) coconut
(c) flax
(d) cotton
Ans (d) it contains 90% of cellulose

40. The most common pigment in tomato is
(a) carotene
(b) xanthophylls
(c) phycoerythrin
(d) lycopene
Ans (d)

41.Arginine and Lysin are amino acids and their nature is
(a) acidic
(b) basic
(c) arginine acidic and lysin basic
(d) arginine basic and Lysin acidic
Ans (b)

42. Plants and animals are coming under the group called organism, many characters are common to both, at the same time many characters are different. The structures normally common to plants and animals include
(a) cell wall
(b) plastid
(c) centriole
(d) cell membranes
Ans (d)

43. Steward conducted his experiment in
(a) xylem tissue of carrot root
(b) phloem tissue of carrot root
(c) xylem tissue of cabbage root
(d) phloem tissue of beet root
Ans (b)

44. Movement of solid parts with respect to one another is called
(a) catastrophism
(b) diastrophism
(c) formation
(d) pedalogy
Ans (b)

45. Finger printing, genetic engineering, gene manipulation are modern branches of biology, a famous institute in India doing all these types of research work is
(a) IRRI
(b) NEERI
(c) CCMB
(d) CAZRI
Ans (c) centre for cellular and molecular biology located at Hyderabad

46. w. B Canon was famous in connection with
(a) pollution
(b) homeostasis
(c) pathology
(d) microbiology
Ans (b)

47.Match the following
column A column B
1. Hornbill A. Worm eater
2. Spoonbill B. Snail eater
3. Sand piper C. Aquatic vegetable eater
4. Duck D. fruit eater
5. Parrot E. Fruit and nut eater

(a) 1 -C 2-A 3-B 4-D 5-E
(b) 1-D 2-C 3-A 4-B 5-E
(c) 1-B 2-A 3-C 4-E 5-D
(d) 1-A 2-C 3-D 4-E 5-B
(e) 1-E 2-B 3-D 4-A 5-C
Ans (b)

48. The correct statement is
(1) ophrys muscifera belong to the family orchidaceae
(2) limnophila hetrophylla is seen in water
(3) the flowers of ophrys resembles the males of certain species of wasp
(a) 1 & 2
(b) 2 & 3
(c) 1 &3
(d) 1,2,3
Ans (a) the flowers resembles the females of a certain species of wasp

49.Presumptions about natural phenomenon are termed
(a) telepathy
(b) teleology
(c) psychology
(d) psychiatry (
Ans (b)

50. The chemical used to stain mitochondria
(a) eosin
(b) janus green
(c) saffranin
(d) alizarin
Ans (b)