Biology 9 Chapter 2 MCQs Tests by admin | Class 9 MCQs Tests | 0 comments In this post, we have prepared 3 MCQs tests of Federal Board Biology 9 Chapter 2 MCQs Tests. For more Class 9 Biology MCQs Tests visit this page. Biology 9 Chapter 2 MCQs Tests Practice MCQs Test No 1 18 Class 9 Biology Chapter 2 Practice Test No 1 1 / 15 _______ may be defined as a proposition that might be true. Law Deduction Theory Hypothesis 2 / 15 Biologists use reasoning to formulate a _________. Deductions Hypothesis Law Theory 3 / 15 Scientists who use the scientific method to make new theories are: Biologist Chemists Physicists All of these 4 / 15 Quantitative observations are considered: Less accurate Invariable More accurate More accurate and invariable 5 / 15 The freezing point of water is: 10 °C 5 °C 0 °C 100 °C 6 / 15 Observations are made with five senses of vision, hearing, smell, taste, and ______. touch dream feel anger 7 / 15 The tentative explanation of observations is called a ________. Deduction Hypothesis Theory Result 8 / 15 Galileo performed his experiments in ________. 1650s 1690s 1590s 1790s 9 / 15 Which one of the following is not the characteristic of a good hypothesis? Should be correct Should be a tentative idea Should be testable Should agree with available observations 10 / 15 Weight of 1 liter of water is: 990 g 789 g 1050 g 1000 g 11 / 15 Biological Method comprises of _____ steps. 3 5 7 4 12 / 15 Weight of 1 liter of ethanol is: 789 g 1050 g 990 g 1000 g 13 / 15 The scientific method in which biological problems are solved is called: All of these Biological method Geological method Non-biological method 14 / 15 The problem related to living organisms are ___________ problems. Chemical Biological Geological Physical 15 / 15 Biological method has played an important part in scientific research for almost _______ years. 500 1000 600 400 Your score is The average score is 65% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Practice MCQs Test No 2 10 Class 9 Biology Chapter 2 Practice Test No 2 1 / 15 The bark of which tree was very suitable for curing malaria? Pinus Cedrus Cactus Cinchona 2 / 15 The logical consequences of hypotheses are: Observations Results Experimentations Deductions 3 / 15 Physicians were familiar with malaria more than _______years ago. 1500 2000 2100 2500 4 / 15 Laveran began to search for cause of malaria in: 1880 1778 1878 1870 5 / 15 The word "mala" means: Bad Poor Bad Air Air 6 / 15 Quinine is obtained from: Cinchona bark Quina - Quina Bark Both Cinchona and Quina-Quina Barks None of these 7 / 15 Which disease has killed more people than any other disease? Cancer Malaria Tuberculosis AIDS 8 / 15 Quinine is effective in treating: Diabetes Malaria Diarrhoea Cholera 9 / 15 The bark of a tree known as quina-quina was very suitable for curing: Malaria Fever Typhoid Tetanus 10 / 15 In biological method the next step of hypothesis is called: Observation Result Deduction Experiment 11 / 15 The bark of cinchona contains a chemical: Honey Glue Quinine Gum 12 / 15 The most basic step of biological method is: Experimentation Hypothesis Observation Deduction 13 / 15 Who began to search for the “cause” of malaria? Ronald Ross Hackel Laveran Mendel 14 / 15 The word Malaria is derived from _______ language. Italian French Greek German 15 / 15 French Army Physician who worked on malaria in 1878 was: Ronald Ross Laveran A.F.A King Mendel Your score is The average score is 47% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Practice MCQs Test No 3 5 Class 9 Biology Chapter 2 Practice MCQs Test No 3 1 / 15 Plasmodium was discovered in: 1882 1878 1880 1876 2 / 15 A.F.A KIng listed his 20 observations about Malaria in: 1882 1884 1883 1881 3 / 15 Female mosquitoes need the blood of ______ for the maturation of their eggs. Reptiles Mammals Birds Mammals or birds 4 / 15 In fact, _____ was the only effective remedy for malaria from the 17th to the 20th century. Ranitidine Bark of quina-quina Quinine Amoxicillin 5 / 15 Malaria in sparrows is spread by: Ordinary Mosquito Anopheles Mosquito Aedes Mosquito Culex Mosquito 6 / 15 Ronald Rose found mosquitoes multiplying in: Salivary glands Blood Both Stomach and Salivary glands Stomach 7 / 15 How many observations about Malaria were listed by A.F.A King? 15 10 25 20 8 / 15 Anopheles mosquitoes cause a disease: Flue Fever Typhoid Fever Malaria Fever Dengue Fever 9 / 15 Mark the incorrect observation about Malaria: Individuals who slept near a smoky fire usually did not get malaria. Drinking the water of marshes cause malaria. Malaria and marshy areas have some relation. Malaria and marshy areas have some relation. 10 / 15 Female mosquitoes used by Ronald Rose in his experiments were: All of these Anopheles and Aedes Aedes and Culex Culex and Anopheles 11 / 15 In a female mosquito, the blood is prevented from clotting in the food canal by: Saliva Platelets Lymph All are correct 12 / 15 Plasmodium is transferred by: Virus Fly Bacteria Mosquito 13 / 15 Malaria is caused by: Plasmodium E-coli Paramecium Entamoeba 14 / 15 Who discovered Plasmodium? Darwin Laveran Ronald Ross A.F.A King 15 / 15 Mosquito that transmits dengue fever is called: Aedes Culex Anopheles All are correct Your score is The average score is 67% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Submit a Comment Cancel replyYou must be logged in to post a comment.