2. SECTION – I (Total Marks :50) Single Correct Answer Type There are five parts in this question. Four choices are given for each part and one of them is correct. Indicate you choice of the correct answer for each part in your answer-book by writing the letter (a), (b), (c) or (d) whichever is appropriate
3. 01 Problem The skin of frog is meant for respiration protection water absorption all of these
4. 02 Problem The enamel of tooth is secreted by odontoblast osteoblast ameloblast chondroblast
5. Problem 03 The fluid filled space between lens and cornea is vitreous humour aqueous humour synovial fluid none of these
6. Problem 04 The cells of respiratory tract that secrete mucus are goblet cells Kupffer cells oxyntic cells all of these
7. Problem 05 Heparin is secreted by mast cells basophils both (a) and (b) none of these
8. Problem 06 Protein present in connective tissue is keratin collagen chondrin melanin
9. Problem 07 The formation of RBC is known as haematopoiesis erythropoiesis both of these none of these
10. Problem 08 The breaking of haemoglobin into heme and globin takes place in lymphoid tissue liver kidney none of these
11. Problem 09 Chyle is the milky fluid food present in stomach lacteals of intestine duodenum none of these
23. Problem 21 Which female is with reduced chromosome? XO XX XY XXY
24. Problem 22 Constituent of RNA is adenine, guanine, purine, thymine adenine, guanine, uracil, cytosine adenine, guanine, purine, pyrimidine both (a) and (b)
28. Problem 26 The Krebs' cycle is found in photosynthesis anaerobic respiration aerobic respiration photorespiration
29. Problem 27 An organism that lacks chlorophyll but still carries out photosynthesis is bacteria virus cyanobacteria protozoa.
30. Problem 28 Which of the following is not an accessory pigment? chlorophyll a chlorophyll b carotene xanthophylls
31. Problem 29 Which is the 3rd whorl of the flower ? petal sepal pistil stamens
32. Problem 30 Which histogen caps the apical meristem in plants? plerome periblem calyptogen dermatogen
33. Problem 31 Which of the following cells are secretory as well as excretory in function? oil glands of plants latex cells sudoriferous cells none of these
34. Problem 32 Stomata are sunken in xerophytes hydrophytes mesophytes none of these
35. Problem 33 Parallel venation is present in Zeamays Hibiscus Helianthus all of these
36. Problem 34 Which is not a part of sporophytic generation in gymnosperms.? leaves stem endosperm seed
37. Problem 35 The difference between gram +ve and gram - v e bacteria lies in cell membrane cytoplasm cell wall none of these
38. Problem 36 Site of respiration in bacteria is polysome cell wall mesosome plasma membrane
39. Problem 37 Site of carbon reduction pathway is thylakoid lamella grana stroma
41. Problem 39 Vascular bundle in plants are said to be open if they have cambium they lack cambium they lack xylem none of these
42. Problem 40 Reducing sugar among the following is galactose gluconic acid glycogen sucrose
43. Problem 41 In flowering plants, food is translocated in the form of glucose galactose sucrose starch
44. Problem 42 In which phase of mitosis does chromosome divide? metaphase prophase anaphase telophase
45. Problem 43 Development of fruit without fertilization is known as apospory apogamy parthenocarpy mesogamy
46. Problem 44 The enzyme converting nitrate to nitrite is nitrate reductase which contains molybdenum copper iron sulphur
47. Problem 45 Photosynthesis is maximum in red light green light low light intensity high light intensity
48. Problem 46 During staining chromosome gets stained with eosine borax casmine acetocarmine safranin
49. Problem 47 In albuminous plants food is stored in endosperm cotyledons embryo plumule
50. Problem 48 The antherozoids of Marchantia are short, curved and biflagellate long, straight and biflagellate short, straight and multiflagellate long curved and biflagellate
51. Problem 49 The time period between meiotic I and meiotic II cell divisions is called growth phase 1st gap period interkinesis interphase.
