Solved Past Papers MCQs of MDCAT for the preparation of Medical and Dental College Admission Test and other medical tests.
Q.176 Which of the following is used for lowering blood cholesterol?
A) Neurospora. C) Aspergillus.
B) Griseofulvin. D) Lovastatin.
Q.177 Which of the following are called placental mammals?
A) Prototheria. C) Metatheria.
B) Eutheria. D) All of these.
Q.178 The attraction among water molecules which hold water together is called
A) Tension. C) Cohesion.
B) Adhesion. D) Ambibition.
Q.179 Pick the paratonic movement from the following
A) Nastic. C) Growth.
B) Turgor. D) Tactic.
Q.180 It controls the several automatic functions like breathing, heart rate and blood pressure:
A) Midbrain. C) Medulla.
B) Pons. D) Cerebellum.
Q.181 Which of the following has 40 chromosomes?
A) Corn. C) Frog.
B) Sugarcane. D) Mouse.
Q.182 The cell suspension culture of __________ produces quinine.
A) Soybean. C) Digitalis lanata.
B) Cinchona ledgeriana. D) Luceferin.
Q.183 Which one of the following is most slender in structure?
A) Microtubules. C) Intermediate filaments.
B) Micro filaments. D) Both A and B.
Q.184 Name the human tissues that contain about 85% water.
A) Nerve cells. C) Brain cells.
B) Bone cells. D) None of these.
Q.185 Which of the following are colorless?
A) Chloroplasts. C) Leucoplasts.
B) Chromoplasts. D) None of these.
Q.186 Name the one involved in DNA replication.
A) Cysts. C) Ribosomes.
B) Mesosomes. D) Spores.
Q.187 Which of the following has rootless sporophytes?
A) Psilopsida. C) Lycopsida.
B) Tracheophyta. D) Sphenopsida.
Q.188 Chlorophylls absorb mainly __________ wave length.
A) Yellow. C) Violet-blue.
B) Green. D) Indigo.
Q.189 _____ did not have the adaptations to remove the flooding of their cells in fresh water.
A) Both B, D. C) None of B, D.
B) Hydrophytes. D) Xerophytes.
Q.190 Which of the following is made up of bones and cartilage?
A) Endoskeleton. C) Hydrostatic skeleton.
B) Exoskeleton. D) Both A and B.
Q.191 This disease is characterized by the decline in brain function.
A) Alzheimer’s disease. C) Epilepsy.
B) Parkinson’s disease. D) None of these.
Q.192 Prophase, metaphase and telophase are subdivisions of
A) Mitosis. C) Cytokinesis.
B) Karyokinesis. D) None of these.
Q.193 __________ organs are functionally different but structurally alike.
A) Analogous. C) Homologous.
B) Unilogous. D) Hypologous.
Q.194 Which of the following gives blue color with iodine?
A) Starch. C) Glycogen.
B) Cellulose. D) All of these.
Q.195 Herpes simplex is caused by __________ virus.
A) Enveloped RNA. C) Glycogen.
B) RNA tumor. D) Both B and C.
Q.196 Name the cyanobacteria which are helpful in fixing atmospheric nitrogen.
A) Heterocysts. C) Akinetes.
B) Nostoc. D) Hormogonia.
Q.197 Name the class that contains seedless plants.
A) Angiospermae. C) Paraphsys.
B) Gemnospermae. D) Filicineae.
Q.198 Which form of anaerobic respiration occurs in muscle cell of humans and other animals during extreme physical activities?
A) Alcoholic fermentation. C) Glycolysis.
B) Lactic acid fermentation. D) Pyruvic acid oxidation.
Q.199 How much water approximately is required to excrete 1 kg of ammonia nitrogen?
A) 500 ml. C) 300 litre.
B) 5 litre. D) 500 litre.
Q.200 Which disease causes immobility and fusion of vertebral joint?
A) Sciatica. C) Disc slip.
B) Spondylosis. D) Rickets.
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