Posted inunclassified Biology: Transportation vol 1 Posted by By Agodirin October 3, 2024 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 9 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Created by Agodirin Biology:Transportation 1 / 50 1. transport35_which of the following is responsible for downward transportation of nutrients in plants A) phloem B) cytoplasmic streaming C) xylem D) blood Phloem is responsible for transporting sugars and nutrients produced in the leaves down to other parts of the plant. 2 / 50 2. transport40_Which of the following does not affect the rate of transpiration in plants A) leaf structure B) Auxin concentration C) humidity D) leaf area While auxins are plant hormones that regulate growth and development, they do not directly affect the rate of transpiration. Factors like leaf area, leaf structure, and humidity significantly influence transpiration rate 3 / 50 3. transport21_the process of engulfing and digesting bacteria by white cell is called A) diffusion B) pinocytosis C) phagocytosis D) cytoplasmic streaming Phagocytosis is the process by which certain white blood cells (like macrophages) engulf and digest bacteria and other particles. 4 / 50 4. transport32_Which of the following is not related transportation of nutrients in unicellular organism A) heamocele B) cyclosis C) pyrenoid D) diffusion A pyrenoid is a structure associated with starch storage in certain algae, not directly related to nutrient transportation. Cyclosis (cytoplasmic streaming) and diffusion are processes involved in nutrient transport. 5 / 50 5. transport14_which of the following is not found in blood A) glucose B) nerves C) electrolytes D) fibrinogen Nerves are part of the nervous system and are not found in blood. Electrolytes, glucose, and fibrinogen are all components of blood. 6 / 50 6. transport12_what are the two components of blood in humans A) nerves and muscles B) arteries and veins C) water and electrolytes D) cells and plasma Blood consists of cellular components (red blood cells, white blood cells, and platelets) and the liquid portion, which is plasma. Water and electrolytes are part of plasma but do not represent the entirety of blood components. 7 / 50 7. transport28_the vessels that carry blood away from the heart are called A) lymphatics B) veins C) arteries D) capillaries Arteries are blood vessels that carry oxygen-rich blood away from the heart to various parts of the body. 8 / 50 8. transport6_which of the following is means of transportation of nutrients and wastes in unicellular organisms A) urine B) lymph C) blood D) cytoplasmic streaming Cytoplasmic streaming is the flow of cytoplasm within a cell, facilitating the movement of nutrients and waste products in unicellular organisms. Lymph, urine, and blood are not utilized by unicellular organisms 9 / 50 9. transport8_Which of the following use blood as means of transportation of nutrients and wastes A) bryophytes B) fungi C) monera D) vertebrates Vertebrates use blood to transport nutrients and wastes throughout their bodies. Monera (bacteria), fungi, and bryophytes (mosses) do not have a circulatory system that uses blood 10 / 50 10. transport22_The threadlike structure that forms the mesh work during blood clotting is A) calcium B) fibrin C) thrombin D) Red cell Fibrin is the protein that forms a mesh-like structure during blood clotting, helping to stabilize the clot. 11 / 50 11. transport26_relaxation of the heart muscle to allow refilling before pumping the blood out is called A) systole B) systematic C) diastole D) diuresis Diastole is the phase of the cardiac cycle during which the heart muscle relaxes, allowing the chambers to fill with blood. 12 / 50 12. transport46_Which of the following does not have open circulation A) earthworm B) lizard C) housefly D) snail Housefly: Has an open circulatory system, where hemolymph (a fluid similar to blood) bathes the internal organs directly. Snail: Also has an open circulatory system, where blood flows freely through cavities and directly contacts tissues. Earthworm: While it has a more complex system with blood vessels, it still can be considered to have a form of open circulation in terms of the fluid moving through body cavities. Lizard: Lizards, as vertebrates, have a closed circulatory system, where blood is contained within vessels and pumped by a heart 13 / 50 13. transport36_During the upward transportation of fluid in the plant. The force responsible for pushing xylem sap or fluid upwards along the shoot system is A) osmosis B) diffusion C) hydrostatic pressure D) root pressure Root pressure is the positive pressure that develops in the roots of plants, helping to push water and nutrients upward through the xylem. 14 / 50 14. transport29_the vessels that carry blood to the heart are called A) veins B) lymphatics C) capillaries D) arteries Veins are blood vessels that carry deoxygenated blood back to the heart. 15 / 50 15. transport5_the mode of nutrition in unicellular organisms is A) kidney B) diffusion C) nephridia D) nephron Unicellular organisms often absorb nutrients through diffusion. They take in nutrients from their surroundings directly through their cell membranes. 16 / 50 16. transport49_What are the two types of closed circulatory systems found in vertebrates A) semi-closed and completely closed B) single and double circulation C) variable and fixed circulation D) fixed and mobile circulation In vertebrates, single circulation occurs in fish, where blood passes through the heart once per circulation, while double circulation occurs in mammals and birds, where blood passes through the heart twice 17 / 50 17. transport3_which of the following is not a medium for transportation of nutrients in living orgaisms A) lymph B) bile C) muscle D) latex Lymph, bile, and latex can all be involved in the transport of nutrients and other substances. Muscle itself is not a medium for transportation; rather, it is a tissue that facilitates movement. 18 / 50 18. transport41_which of the following is not correct about guttation A) it occurs in grass B) it is the loss of water through the margin of leaves C) usually occurs in sunny afternoons D) it is due to absorbtion of excess water Guttation is the exudation of water droplets from the tips or edges of leaves, not specifically through the margins. It typically occursin the early morning or at night when root pressure is high, due to the absorption of excess water. 19 / 50 19. transport13_the fluid portion of blood is called A) latex B) clot C) plasma D) sap Plasma is the yellowish liquid component of blood that contains water, electrolytes, proteins, hormones, and waste products. It is the medium in which blood cells and other substances are suspended. 20 / 50 20. transport2_which of the following is not a medium for transportation of nutrients in living organisms A) blood B) nerve C) cell sap D) cytoplasm Cytoplasm, blood, and cell sap are all mediums through which nutrients are transported in living organisms. Nerves are part of the nervous system and are responsible for transmitting signals, not for transporting nutrients. 21 / 50 21. transport24_The heart is located in the A) pelvis B) skull C) abdomen D) thorax The heart is located in the thoracic cavity, which is the chest area, between the lungs. 22 / 50 22. transport31_which of the following carries deoxygenated blood A) veins B) lymph C) capillaries D) arteries Veins carry deoxygenated blood back to the heart (except for pulmonary veins, which carry oxygenated blood from the lungs to the heart). 23 / 50 23. transport27_the beating of the heart is timed by the A) driver B) anode C) pacemaker D) cathode The pacemaker, specifically the sinoatrial (SA) node, is responsible for initiating the electrical impulses that trigger heartbeats. 24 / 50 24. transport11_which of the following is responsible for pumping the blood in human A) veins B) capillaries C) arteris D) heart The heart is the muscular organ responsible for pumping blood throughout the body. Arteries carry blood away from the heart, capillaries are the sites of exchange, and veins return blood to the heart 25 / 50 25. transport47_The structure of closed circulatory system is from the heart and back to the heart is A) heart, artery, capillary,arterioles,venules, veins, heart B) heart, artery, arterioles, capillaries,vein, venule, heart C) heart, arterioles,artery, capillaries,venules, veins, heart D) heart, artery, arterioles, capillaries,venules, veins, heart Heart, artery, arterioles, capillaries, venules, veins, heart 26 / 50 26. transport7_Which of the following use blood as means of transportation of nutrients and wastes A) toad B) amoeba C) round worm D) mango tree Toads (and other vertebrates) use blood as their primary transportation medium for nutrients and wastes. Round worms have a simpler system and do not have blood as a transport medium. Amoeba is unicellular and does not use blood, and mango trees transport nutrients via xylem and phloem, not blood 27 / 50 27. transport48_In the closed circulation found in vertebrates the point whe re exchange of nutrients and waste occurs between the cells and the circulatory system is the A) veins B) capillaries C) arteriole D) venules Capillaries are the sites of exchange where nutrients and waste products move between the blood and surrounding tissues 28 / 50 28. transport42_Which of the following is not translocated in plant A) auxin B) alkaloid C) sugar D) carbondioxide Carbon dioxide is not translocated within the plant; it is absorbed directly from the atmosphere during photosynthesis. Sugars, auxins, and alkaloids are actively transported within the plant 29 / 50 29. transport23_The inability of blood to clot easily in some human is called A) diuresis B) hemophillia C) anemia D) edema Hemophilia is a genetic disorder that affects the blood's ability to clot, leading to excessive bleeding. 30 / 50 30. transport9_Which of the followin g uses cell sap and latex as means of transporation of nutrients and wastes A) mango tree B) hydra C) snail D) lizard Mango trees use cell sap to transport nutrients and waste within the plant. Latex is also present in some plants (like rubber trees) and serves a similar purpose. Lizards, hydras, and snails do not use cell sap or latex for transport 31 / 50 31. transport10_Which of the following is not a part of the transportation system in human A) capillaries B) plasma C) heart D) gallbladder The gallbladder is part of the digestive system, primarily involved in storing bile. The heart, capillaries, and plasma are all components of the circulatory (transportation) system 32 / 50 32. transport38_The greatest loss of water from the surface of leaves or plant shoot occurs through the A) stomata B) curticle C) root hair D) lenticel Stomata are small openings on the surface of leaves that regulate gas exchange and are the primary sites for water vapor loss. 33 / 50 33. transport50_The part of the heart that receives the blood returning from the vein is A) septum B) atrium C) ventricle D) chamber The atria are the upper chambers of the heart that receive blood from the veins before it is pumped into the ventricles 34 / 50 34. transport37_loss of water vapour from the surface of the shoot system of plant is A) evaporation B) translocation C) transpiration D) respiration Transpiration is the process by which water vapor is lost from plant surfaces, primarily through stomata in the leaves. 35 / 50 35. transport44_what are the two types of circulatory system present in living organisms A) lymphatics and capillaries B) open and closed C) vein and artery D) up and down The two primary types of circulatory systems are open circulatory systems (found in many invertebrates) and closed circulatory systems (found in vertebrates and some invertebrates). 36 / 50 36. transport45_The structures in blood vessels that allow blood to flow in one direction only are A) closet B) heamocoel C) valve D) stopper Valves in veins and the heart prevent the backflow of blood, ensuring it flows in one direction 37 / 50 37. transport4_the mode of excretion in unicellular organism is A) osmosis B) diffusion C) nephron D) kidney Unicellular organisms typically excrete waste through diffusion across their cell membranes, allowing waste products to move from an area of higher concentration inside the cell to lower concentration outside. 38 / 50 38. transport17_which of the following are functions of the red blood cell A) oxygen transport and defense B) oxygen transport and clot formation C) oxygen transport and glucose transport D) oxygen transprot and excretion The primary function of red blood cells is oxygen transport. They do not directly participate in clot formation; that is mainly the role of platelets and clotting factors. Thus, the correct answer should focus on oxygen transport specifically. 39 / 50 39. transport20_Which of the following is not formed in the bone marrow A) platelet B) Red cell C) white cell D) fibrinogen Fibrinogen is a plasma protein produced by the liver, not the bone marrow. Platelets, white blood cells, and red blood cells are all formed in the bone marrow. 40 / 50 40. transport30_which of the following carreis oxygenated blood A) arteries B) lymphatics C) venules D) veins Arteries generally carry oxygenated blood (except for the pulmonary arteries, which carry deoxygenated blood from the heart to the lungs). 41 / 50 41. transport34_Which of the following is responsible for upward transportation of nutrients in plants A) blood B) cytoplasmic streaming C) xylem D) phloem Xylem is responsible for transporting water and dissolved minerals from the roots to the rest of the plant. 42 / 50 42. transport16_the component of red cells that transports oxygen is A) nucleus B) mitochondrium C) membrane D) hemoglobin Hemoglobin is the iron-containing protein in red blood cells that binds to oxygen and facilitates its transport from the lungs to tissues. 43 / 50 43. transport43_in open circulation the heart pumps blood inot a blood vessel which branches to terminate in spaces called A) closets B) chamber C) lymphatics D) heamocoel In an open circulatory system, the blood (hemolymph) is pumped into a hemocoel, which is a cavity where it bathes the organs directly 44 / 50 44. transport25_contraction of the heart to pump blood to other parts of the body is called A) systematic B) systole C) diuresis D) diastole Systole refers to the phase of the cardiac cycle when the heart muscle contracts and pumps blood out of the chambers. 45 / 50 45. transport18_which of the following is not a function of white blood cells A) neutralize toxins B) prevent bleeding C) produce antibodies D) destroy bacteria Preventing bleeding is primarily the function of platelets and clotting factors in the blood, not white blood cells. White blood cells are involved in immune responses, such as neutralizing toxins, producing antibodies, and destroying bacteria. 46 / 50 46. transport33_the nutrient and hormone conducting structure in plant is A) artery B) vascular bundle C) lymphatics D) veins Vascular bundles contain both xylem and phloem, which transport water, nutrients, and hormones throughout the plant. 47 / 50 47. transport39_The instrument used to measure transpiration from plant surface is A) potometer B) photometer C) spectrometer D) hydrometer A potometer is an instrument used to measure the rate of transpiration in plants by tracking water uptake. 48 / 50 48. transport1_Which of the following is not a function of the transportation system A) conversion of nutrient to chemical energy B) removal of waste from cells C) movement of hormones to target organs D) movement of oxygen to tissue The transportation system in living organisms is responsible for moving substances like oxygen, hormones, and waste products. However, the conversion of nutrients to chemical energy is a metabolic process (like cellular respiration) and not a direct function of the transportation system. 49 / 50 49. transport15_which of the following is not a function of plasma A) irritability B) nutrient transport C) waste transport D) defence Irritability refers to the ability to respond to stimuli and is a function of nerve cells, not plasma. Plasma is involved in transporting nutrients, waste, and other substances. 50 / 50 50. transport19_Which of the following is not involved in the prevention of blood loss (formation of clots) A) fibrinogen B) white cell C) Red cell D) platelet White blood cells are primarily involved in immune responses and are not directly involved in clot formation. Fibrinogen, platelets, and red blood cells play roles in the clotting process. 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