AFMC Biology 2007

AFMC–Past papers BIOLOGY- UNSOLVED PAPER - 2007

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

01 Problem The skin of frog is meant for respiration protection water absorption all of these

02 Problem The enamel of tooth is secreted by odontoblast osteoblast ameloblast chondroblast

Problem 03 The fluid filled space between lens and cornea is vitreous humour aqueous humour synovial fluid none of these

Problem 04 The cells of respiratory tract that secrete mucus are goblet cells Kupffer cells oxyntic cells all of these

Problem 05 Heparin is secreted by mast cells basophils both (a) and (b) none of these

Problem 06 Protein present in connective tissue is keratin collagen chondrin melanin

Problem 07 The formation of RBC is known as haematopoiesis erythropoiesis both of these none of these

Problem 08 The breaking of haemoglobin into heme and globin takes place in lymphoid tissue liver kidney none of these

Problem 09 Chyle is the milky fluid food present in stomach lacteals of intestine duodenum none of these

Problem 10 Holoblastic cleavage is found in aves mammals molluscs fish

Problem 11 Chordaetendineae are present in atrium ventricle joints none of these

Problem 12 Johnston's organ is present in antenna of insect head of cockroach abdomen of housefly abdomen of spider

Problem 13 The longest bone in human body is femur radius tibia fibula

Problem 14 Pleura is the protective covering of heart kidney lung bones

Problem 15 The Haversian canal is interconnected by Volkman's canal neural canal lamellae none of these

Problem 16 Colour of urine is yellow due to the pigment urochromogen urochrome carotene none of these

Problem 17 Progesterone is secreted by the cells of corpus luteum corpus callosum corpus albicans macula lutea

Problem 18 Spindle fibres are found in cytoplasm, made up of actin tubulin myosin actinomyosin

Problem 19 Excretory product of birds and insects is uric acid urea ammonia TMO

Problem 20 Barbiturates is used as sedative antidepressant stimulant hallucinogen

Problem 21 Which female is with reduced chromosome? XO XX XY XXY

Problem 22 Constituent of RNA is adenine, guanine, purine, thymine adenine, guanine, uracil, cytosine adenine, guanine, purine, pyrimidine both (a) and (b)

Problem 23 Pepsinogen is activated by Chymotrypsin trypsin HC1 pepsin

Problem 24 Mumps is an infection of submandibular gland submaxillary gland parotid gland sublingual gland

Problem 25 Cholecystokinin stimulates pancreas kidney liver gall bladder

Problem 26 The Krebs' cycle is found in photosynthesis anaerobic respiration aerobic respiration photorespiration

Problem 27 An organism that lacks chlorophyll but still carries out photosynthesis is bacteria virus cyanobacteria protozoa.

Problem 28 Which of the following is not an accessory pigment? chlorophyll a chlorophyll b carotene xanthophylls

Problem 29 Which is the 3rd whorl of the flower ? petal sepal pistil stamens

Problem 30 Which histogen caps the apical meristem in plants? plerome periblem calyptogen dermatogen

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

Problem 32 Stomata are sunken in xerophytes hydrophytes mesophytes none of these

Problem 33 Parallel venation is present in Zeamays Hibiscus Helianthus all of these

Problem 34 Which is not a part of sporophytic generation in gymnosperms.? leaves stem endosperm seed

Problem 35 The difference between gram +ve and gram - v e bacteria lies in cell membrane cytoplasm cell wall none of these

Problem 36 Site of respiration in bacteria is polysome cell wall mesosome plasma membrane

Problem 37 Site of carbon reduction pathway is thylakoid lamella grana stroma

Problem 38 Fermentation of lactic acid does not release ATP CO2 NADP both (b) and (c).

Problem 39 Vascular bundle in plants are said to be open if they have cambium they lack cambium they lack xylem none of these

Problem 40 Reducing sugar among the following is galactose gluconic acid glycogen sucrose

Problem 41 In flowering plants, food is translocated in the form of glucose galactose sucrose starch

Problem 42 In which phase of mitosis does chromosome divide? metaphase prophase anaphase telophase

Problem 43 Development of fruit without fertilization is known as apospory apogamy parthenocarpy mesogamy

Problem 44 The enzyme converting nitrate to nitrite is nitrate reductase which contains molybdenum copper iron sulphur

Problem 45 Photosynthesis is maximum in red light green light low light intensity high light intensity

Problem 46 During staining chromosome gets stained with eosine borax casmine acetocarmine safranin

Problem 47 In albuminous plants food is stored in endosperm cotyledons embryo plumule

Problem 48 The antherozoids of Marchantia are short, curved and biflagellate long, straight and biflagellate short, straight and multiflagellate long curved and biflagellate

Problem 49 The time period between meiotic I and meiotic II cell divisions is called growth phase 1st gap period interkinesis interphase.

Problem 50 Litmus is obtained from fungi alga lichen bacteria

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AFMC Biology 2007

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