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46., , 47., , 49,, , 50., , $1., , 52., , 53., , 54., , 55., , 56., , 57;, , 58., , 59,, , 60., , 61., , 62., , ZOOLOGY, Connective tissue layer that surrounds marrow cavity of a bone is termed, , 1) Endomysium 2) Periosteum 3) Endosteum 4) Perimysium, Stratified epithelia are mainly helpful for, , 1) Secretion 2) Absorption 3) Filtration 4) Protection, Number of blood platelets per cubic mm of blood in a healthy man is about, , 1) 5 million 2) 2,50,000 to 4,50,000 3) 4.5 million 4) 6000 - 10000, The process of formation of blood cells is termed, , 1) Haematuria 2) Haemolysis 3) Haemophilia 4) Haemopoiesis, , The muscle that contracts quickly and undergoes fatigue quickly is, , 1) Skeletal muscle 2) Visceral muscle 3) Cardiac muscle 4) Involuntary muscle, Cardiac muscle cells are, , 1) Short, cylindrical and mononucleate or binucleate, , 2) Short, cylindrical and multinucleate, , 3) Long, cylindrical and mononucleate or binucleate, , 4) Short, fusiform and mononucleate, , The similarity between muscle and nerve fibres is that they show, , 1) Contractility 2) Mesodermal origin 3) Excitability 4) Syncytial condition, Spaces present in the matrix of cartilage are called, , 1) Lacunae 2) Lamellae 3) Canaliculi 4) Perichondrium, Endomysium, perimysium and epimysium extend beyond a skeletal muscle to form a, sheet called, , 1) Mesentery 2) Tendon 3) Ligament 4) Aponeurosis, Articular cartilage differs from the cartilaginous rings of trachea by the, , 1) Presence of perichondrium 2) Presence of collagen fibres, , 3) Absence of perichondrium 4) Absence of elastic fibres, , Find out the wrong match with respect to formed elements of blood., , 1) Most numerous -RBC 2) Most numerous WBC - neutrophils, , 3) Largest WBC - monocytes 4) Least numerous WBC - acidophils, , Of all leucocytes, agranulocytes constitute, , 1) 64.7% 2) 35.3% 3) 94% 4) 30%, Cartilaginous rings of trachea differ from articular cartilage by the, , 1) Presence of perichondrium 2) Presence of collagen fibres, , 3) Absence of perichondrium 4) Absence of elastic fibres, , The longest cells in the animal body are, , 1) Muscle cells 2) Neurons 3) Epithelial cells 4) Reticulocytes, Cartilage that forms the pubic symphysis of mammals is, , 1) Costal cartilage 2) Fibrous cartilage, , 3) Elastic cartilage 4) Hyaline cartilage, , The nature of cardiac muscle is, , 1) Unstriated and involuntary 2) Striated and voluntary, , 3) Unstriated and voluntary 4) Striated and involuntary, , Transverse or oblique canals present in bone matrix are, , , , TVW Ul? STUY Gein

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63., , 64., , 65,, , 66., , 67., , 69,, , 70., , 71., , 72., , 73., , 74., , 75., , 76., , 77., , 78., , 79., , 80., , 81., , 1) Volkmann's canals 2) Haversian canals, , 3) Bidder’s canals 4) Laurer’s canals, Stratified cuboidal epithelium lines the, , 1) Ducts of mammary glands 2) Conjunctiva of eye, 3) Ducts of sweat glands 4) Oviducts, , Nucleus in the cells of columnar epithelium is, , 1) Spherical and central 2) Spherical and basal, , 3) Oval and central 4) Oval and basal, , Translucent and bluish - white cartilage is, 1) Hyaline cartilage 2) Elastic cartilage 3) Fibrous cartilage 4) Calcified cartilage, Blood corpuscles having longest life span are, , 1) Erythrocytes 2) Neutrophils 3) Monocytes 4) Lymphocytes, Stratified squamous non ~ keratinized epithelium forms, , 1) Dry surface of the skin 2) Lining of oesophagus, , 3) Mucosa of the stomach 4) Ducts of the mammary glands, , Glial cells that form a part of mononuclear phagocytic system are, , 1) Astrocytes 2) Microglial cells 3) Schwann cells 4) Ependymal cells, Each lacuna of bone matrix consists of, , 1) One osteoblast 2) 1-S8osteoblasts 3) One osteocyte 4) 1-8 osteocytes, Embryonic skeleton of bony vertebrates is made up of, , 1) Calcified cartilage 2) Fibrous cartilage, , 3) Hyaline cartilage 4) Elastic cartilage, , Demineralisation of the bone tissue is due to the activity of, , 1) Osteoblasts 2) Chondroblasts 3) Osteocytes 4) Osteoclasts, Ciliated simple columnar epithelium lines, , 1) Ventricles of heart 2) Ventricles of brain, , 3) Bowman's capsule of nephron 4) Vesicles of thyroid, , Percentage of organic matter in the dry weight of a bane is about, , 1) 55% 2) 35% 3) 65% 4) 45%, Dense connective fibrous tissue that surrounds the diaphysis of a long bone is called, 1) Perichondrium 2) Periosteum 3) Endosteum 4) Perimysium, Number of RBCs per cubic millimetre of blood in a healthy man is about, , 1) 3.5 million 2) 4 million 3) 5 million 4) 4.5 million, , Muscle that can remain in a state of partial contraction for a long time without fatigue is, 1) Smooth muscle 2) Skeletal muscle 3) Cardiacmuscle 4) Striped muscle, , Blood platelets are formed from, , 1) Proerythroblasts 2) Reticulocytes 3) Histiocytes4) Megakaryocytes, , The thin connective tissue sheath that surrounds a muscle fibre is termed, , 1) Endoneurium 2) Perimysium 3) Epimysium 4) Endomysium, Abundle of muscle fibres is known as, 1) Fascicle 2) Funiculus 3) Myofibril 4) Fascia, , Which of the following act as antibodies ?, , 1) Alpha globulins 2) Beta globulins 3) Gamma globulins 4) Serum albumins, Connective tissue proper that acts as shock - absorber in palms and soles is, , 1) Areolar tissue 2) Dense connective tissue 3) Adipose tissue 4) Reticular tissue, , , , Tw Ii SwUoY Cane ET

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82., , 83., , 84., , 85., , 86., , 87., , 89,, , 90., , Endothelium of blood vessels is composed of, , 1) Ciliated simple columnar epithelium 2) Simple squamous epithelium, 3) Nonciliated simple columnar epithelium 4) Simple cuboidal epithelium, Animal meat is red in colour due to the presence of, 1) Haemoglobin 2) immunoglobulin 3) Myoglobin 4)Melanin, Fall in the level of albumin in blood plasma results in, 1) Cancer 2) Hypoxia 3) Leucocytopenia 4) Oedema, Cells of central nervous system that form myelin sheath are, 1) Schwann cells 2) Astrocytes 3) Oligodendrocytes 4) Microglia cells, Match the following and choose the correct combination, Cartilage Character, A. Fibrous cartilage 1. Can recoil, B. Hyaline cartilage 2. Without perichondrium, C. Elastic cartilage 3. Weakest cartilage, D. Articular cartilage 4. Strongest cartilage, , A B Cc D A B c D, 1) 4 3 z 1 2) 2 4 1 2, 3) 4 1 3 2 4) 4 3 1 2, Match the following and choose the correct combination., List =I List = II, A. Eustachian tubes 1. Hyaline cartilage without perichondrium, B. Larynx 2. Elastic cartilage, C. Intervertebral disc 3. Dense irregular connective tissue, D, Articular cartilage 4, Hyaline cartilage with perichondrium, , 5. Fibrous cartilage, A B Cc D A B c D, , 1) 2 1 3 4 2) 2 5 4 1, 3) 2 4 5 1 4) 4 2 5 1, Match the following and choose the correct combination, , Gland Type, A. Pancreas 1, Holocrine, B. Goblet cell 2. Unicellular, C. Mammary glands 3. Apocrine, D. Sebaceous glands 4. Merocrine, A B Cc D A B c D, , 1) 4 2 1 3 2) 4 3 2 1, , 3) 2 4 3 1 4) 4 2 3 1, , Assertion (A): Smooth muscle fibres are unstriated., , Reason ( R): Actin and myosin filaments are absent in smooth muscle fibres., 1) Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’., , 2) Both ‘A’ and ‘R’ are true but ‘R’ is not the correct explanation of ‘A’., , 3) ‘A’ is true but ‘R’ is false 4) ‘A’ is false but ‘R’ is true., , Assertion (A ) : Cardiac muscle acts as functional syncytium., , , , iw ir SrUoY Cane ET

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91., , 92., , 93., , 94., , 95., , 96., , 97., , Reason ( R ) : Gap junctions of intercalated discs are responsible for conduction of, action potentials due to which excitation of one cell res ults in excitation of, neighbouring cells quickly., , 1) Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’., , 2) Both ‘A’ and ‘R’ are true but ‘R’ is not the correct explanation of ‘A’., , 3) ‘A’ is true but ‘R’ is false 4) ‘A’ is false but ‘R’ is true., , PHYSICS, Pulling force making an angle @ to the horizontal is applied on a block of weight, W placed on a horizontal table. If the angle of friction is a, then the magnitude of, , force required to move the body is equal to, W sina Weos a 3 Wsina W tana, )itn@ m) Dns (B--) Vm (@-a) Vine a), , A lift is moving downwards with a acceleration equal to acceleration due to gravity. A, body of mass m kept on the floor of the lift is pulled horizontally. If the coefficient of, friction is u, then the frictional resistance offered by the body is, , 1) mg 2) umg 3) 2pmg 4) Zero, , A uniform metal chain is placed on a rough table such that one end of chain hangs down, over the edge of the table. When one - third of its length hangs over the edge, the chain, starts sliding. Then, the coefficient of static friction is, , 1} 2; 3)3 4);, , A uniform rope of length | lies on a table. If the coefficient of friction is ¢ , then the, maximum length /, of the part of this rope which can overhang from the edge of the, table without sliding down is, , yt aa I gs, A block of 1 kg is stopped against a wall by applying a force F perpendicular to the wall., If « = 0.2 then minimum value of F will be, , 1) 980N 2) 49N 3) 98N 4) 490N, , The coefficient of static friction 4, , between block A of mass 2 kg and the table as shown, in the figure is 0.2. What would be the maximum mass value of block B so that the two, blocks do not move? The string and the pulley are assumed to be smooth and massless., (g=10 m/s?), , , , , , , , , , , , 1) 2.0kg 2) 4.0 kg 3) 0.2 kg 4) 0.4kg, A horizontal force of 10N is necessary to just hold a block stationary against a wall. The, coefficient of friction between the block and the wall is 0.2. the weight of the block is, , , , Tie ir SvUoY Canis ET