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As per your request, here I am sharing the UPCPMT Question paper with answers 1. Heparin is secreted by— (A) Fibroblasts (B) Mast cells (C) Plasmocytes (D) Adipocytes 2. Interdependent genes with related functions, form— (A) A coadapted gene complex (B) An inversion (C) A fitness set (D) A super mutation 3. Which of the following animal has rhabditiform larva in its life cycle ? (A) Ascaris (B) Liverfluke (C) Hydra (D) Taenia 4. Which of the following Mollusc is cultured in water for producing pearls in India ? (A) Pinctada (B) Heliotis (C) Anodonta (D) Mytilus 5. Enzymes promote chemical reaction by— (A) Reducing the activation energies (B) Causing the release of heat which acts as a primer (C) Increasing molecular motion (D) Changing the free energy difference between substrate and product 6. The modification of hind pair of wings into halteres is the characteristic of— (A) Lepidoptera (B) Orthoptera (C) Hemiptera (D) Diptera 7. A molecule of ATP is structurally similar to a molecule of— (A) RNA molecule (B) DNA molecule (C) Amino acid (D) Fatty acid 8. Class Trematoda belongs to the phylum— (A) Platyhelminthes (B) Arthropoda (C) Mollusca (D) Annelida 9. Albinism is caused due to lack of production of— (A) Tyrosine 3-monooxygenase (B) Homogentisic acid oxidase (C) Thiamine pyrophosphate (D) Phenylalanine hydroxylase Answers with Hints 1. (B) Mast cells secrete heparin, a proteoglycan, which is an anticoagulant. 2. (A) 3. (A) After gastrulation, a juvenile is formed in Ascaris. It is 0•2 mm long and having close with Rhabditis, a nematode found in the soil and human faeces. The rhabditoid larva of the first stage is not infective. 4. (A) 5. (A) 6. (D) 7. (A) 8. (A) 9. (A) The persons with recessive aa genes do not produce the tyrosine 3-monooxygenase which is needed by melanocytes for converting DOPA (3, 4-dihydroxyphenylalanine) into melanin (a dark brown pigment). UPCMPT Question paper with Answers 1. Heparin is secreted by— (A) Fibroblasts (B) Mast cells (C) Plasmocytes (D) Adipocytes 2. Interdependent genes with related functions, form— (A) A coadapted gene complex (B) An inversion (C) A fitness set (D) A super mutation 3. Which of the following animal has rhabditiform larva in its life cycle ? (A) Ascaris (B) Liverfluke (C) Hydra (D) Taenia 4. Which of the following Mollusc is cultured in water for producing pearls in India ? (A) Pinctada (B) Heliotis (C) Anodonta (D) Mytilus 5. Enzymes promote chemical reaction by— (A) Reducing the activation energies (B) Causing the release of heat which acts as a primer (C) Increasing molecular motion (D) Changing the free energy difference between substrate and product 6. The modification of hind pair of wings into halteres is the characteristic of— (A) Lepidoptera (B) Orthoptera (C) Hemiptera (D) Diptera 7. A molecule of ATP is structurally similar to a molecule of— (A) RNA molecule (B) DNA molecule (C) Amino acid (D) Fatty acid 8. Class Trematoda belongs to the phylum— (A) Platyhelminthes (B) Arthropoda (C) Mollusca (D) Annelida 9. Albinism is caused due to lack of production of— (A) Tyrosine 3-monooxygenase (B) Homogentisic acid oxidase (C) Thiamine pyrophosphate (D) Phenylalanine hydroxylase 10. Maximum power of division is found in the skin layer— (A) Stratum granulosum (B) Stratum malpighi (C) Stratum spinosum (D) Stratum corneum 11. Tube feet are characteristic of— (A) Star fish (B) Cuttle fish (C) Cray fish (D) Jelly fish 12. Which of the following is egg laying mammal ? (A) Pangolin (B) Porcupine (C) Tachyglossus (D) Bat 13. Acetylcholine is responsible for transmission of nerve impulses through— (A) Dendrites (B) Axons (C) Cytons (D) Synapses 14. Loss of ability to speak due to defect of vocal organs, is called— (A) Alalia (B) Alaorina (C) Alate (D) Albidus 15. Termination of amino acid chain requires codons— (A) UAG, UAA, UGA (B) UUU, GGU, UGG (C) GUG, UGG, AUG (D) UGG, GGG, AUG 16. ‘A tube within a tube’ body plan is met within— (A) Hydra (B) Plannaria (C) Ascaris (D) Fasciola 17. The parts of neurons that perform basic cellular functions, such as protein synthesis, are the— (A) Somas (B) Axons (C) Dendrites (D) Synaptic knobs 18. Lewy bodies are found in— (A) Brain (B) Plasma (C) Lymph (D) Kidneys 19. A hormone that stimulates the secretion of pancreatic secretions to neutralize the acid chyme from the stomach, is— (A) Insulin (B) Secretin (C) Oxytocin (D) Glucagon 20. Which of the following pair is correctly matched ? (A) Excessive perspiration—Xeric adaptation (B) Parasitism—Interspecific relationship (C) Uricotelism—Aquatic habitat (D) Streamline body—Aquatic adaptation 21. Cross bridges, which connect the molecules of a fibril during muscle contraction, are made of— (A) Actin (B) Collagen (C) Myosin (D) Creatine phosphate 22. Muscles of alimentary canal are chiefly— (A) Striated and neurogenic (B) Unstriated and neurogenic (C) Striated and myogenic (D) Unstriated and myogenic 23. The photosensitive parts of rod cells are made up of— (A) Rhodopsin (B) Myelin (C) Keratin (D) Actin 24. The protein which maintains the muscular storage of oxygen is— (A) Myosin (B) Myoglobin (C) Actomyosin (D) All the above 25. Tiedemann’s bodies are found in— (A) Sponges (B) Hydra (C) Asterias (D) Hirudinaria 26. In a normal person at rest the cardiac output or amount of blood pumped per minute by the left ventricle is approximately— (A) 1/2 litre (B) 1 litre (C) 2 litres (D) 5 litres 27. Biogeographical regions are also called— (A) Zones (B) Realms (C) Epoch (D) Era 28. Human nerve cells develop from the embryonic— (A) Ectoderm and mesoderm (B) Endoderm (C) Ectoderm (D) Mesoderm 29. Vertebrate kidney has a following basic unit— (A) Nephron (B) Ureter (C) Malpighian tubule (D) All of the above 30. In cladistics— (A) A clad must contain the common ancestor (B) Derived characters help construct cladograms (C) Data for the cladogram is presented (D) All the above 31. Which of the following organ develops first ? (A) Liver (B) Heart (C) Notochord (D) Kidneys 32. The infective stage of malarial parasite is— (A) Metacryptozoite (B) Cryptozoite (C) Schizont (D) Sporozoite 33. The ion mainly absorbed in the distal convoluted part of nephron— (A) Na+ (B) K+ (C) Mg++ (D) Po4– – 34. Quadriceps and Gastronemius muscles are present in— (A) Wrist (B) Hands (C) Legs (D) Shoulder 35. FSH and LH hormones together are called— (A) Emergency hormone (B) Gonadotropic hormone (C) Neuro hormones (D) Outstress hormones 36. Shivering in severe cold is caused by— (A) Voluntary action of striated muscles (B) Voluntary action of unstriated muscles (C) Involuntary action of striated muscles (D) Involuntary action of unstriated muscles 37. Hypocalcemia is caused due to under secretion of— (A) Thyroxine (B) Paratharmone (C) Testosterone (D) Glucagon 38. The emergency hormone in humans is— (A) Thyroxine (B) Adrenaline (C) Insulin (D) Progesterone 39. Polio immunising vaccine was developed by— (A) E. Jenner (B) Dr. Salk (C) St. Hale (D) Landsteiner 40. In mammals which organ acts as blood bank ? (A) Heart (B) Lung (C) Liver (D) Spleen 41. Structure involved in Addison’s disease is— (A) Adrenal cortex (B) Adrenal medulla (C) Pituitary (D) Thyroid 42. Biceps and Triceps surround— (A) Radius (B) Ulna (C) Humerus (D) Femur 43. Chemical nature of insulin is— (A) Steroid (B) Lipid (C) Protein (D) Carbohdyrate 44. Which of these is present in human buccal cavity ? (A) Ptyalin (B) Trypsin (C) Lipase (D) Pepsin 45. Outermost covering of brain is— (A) Choroid (B) Arachnoid (C) Duramater (D) All of these 46. The application of genetic principles for the improvement of mankind is— (A) Genetic engineering (B) Biotechnology (C) Eugenics (D) Anthropology 47. Cockroach and other insects possess an— (A) Open type vascular system (B) Closed type vascular system (C) No vascular system (D) Both (A) and (B) 48. Ganglioside is found in— (A) Nerve (B) Smooth muscles (C) Carolia muscles (D) Liver cells 49. ‘Metachrosis’ is found in— (A) Mammals (B) Amphibians (C) Birds (D) All of these 50. Healthy parents with normal height gave birth to a achondroplasia (dwarf) child. This is due to— (A) Spontaneous mutation (B) Point mutation (C) Induced mutation (D) None of these Answers with Hints 1. (B) Mast cells secrete heparin, a proteoglycan, which is an anticoagulant. 2. (A) 3. (A) After gastrulation, a juvenile is formed in Ascaris. It is 0•2 mm long and having close with Rhabditis, a nematode found in the soil and human faeces. The rhabditoid larva of the first stage is not infective. 4. (A) 5. (A) 6. (D) 7. (A) 8. (A) 9. (A) The persons with recessive aa genes do not produce the tyrosine 3-monooxygenase which is needed by melanocytes for converting DOPA (3, 4-dihydroxyphenylalanine) into melanin (a dark brown pigment). 10. (B) 11. (A) 12. (C) 13. (D)14. (A) 15. (A) 16. (C) 17. (A) 18. (A) Lewy bodies are neuronal cells with pigmented inclusion bodies. They are found in brain in the substantia nigra and locus ceruleus. 19. (B) 20. (D) 21. (C) 22. (B) Muscles of alimentary canal are smooth unstriated and are innervated by fibres of ANS. These muscles are neurogenic. 23. (A) The photosensitive part of rod and cone cells are their outer segments. In rods, this part contains a shining pigment called rhodopsin or visual purple. Like haemoglobin, rhodopsin is a compound of a protein (= opsin or scotopsin) and a pigment (retinene). 24. (B) 25. (C) Tiedemann’s bodies are small rounded, yellowish glandular sacs opening into the ring canal on its inner side. There is one Tiedemann’s body between each radius and inner radius except in one such position where the stone canals enters the ring canal. 26. (D) 27. (B) 28. (C) 29. (A) 30. (D) The cladistic school analyses primitive and derived characters and construct cladograms on the basis of shared derived characters. A clad is a common ancestor and all the species derived from that common ancestor. Cladograms are diagrams based on objective data. 31. (C) 32. (D) 33. (A) 34. (C) 35. (B) 36. (C) Shivering is due to increased involuntary striated muscle activity in response to excessive cold. 37. (B) When there is undersecretion of paratharmone, the level of calcium in ECF falls (hypocalcemia), and that of phosphate rises. Such a condition is responsible for neuromuscular hyperexcitability. 38. (B) 39. (B) 40. (D) 41. (A) 42. (C) 43. (C) 44. (A) 45. (C) 46. (C) 47. (A) 48. (A) 49. (B) 50. (A) The child’s achondroplasia arose from de novo mutation in either his mother’s or father’s gamete. Such a spontaneous mutation usually originates as a DNA replication error.
__________________ Answered By StudyChaCha Member |