PMC Unit Wise Test - Biology NMDCAT Past Paper PDF

BIOLOGY NMDCAT EARLIER PREP PMC UNIT WISE TEST Unit-6 TOPIC: ✓ Life Processes in Animals & Plants (Nutrition, Gaseous Exchange & Transport) Q.1 Drosera intermedia is commonly called: A.Sundew B.Venus Fly Trap C. Pitcher Plant...

BIOLOGY NMDCAT EARLIER PREP PMC UNIT WISE TEST Unit-6 TOPIC: ✓ Life Processes in Animals & Plants (Nutrition, Gaseous Exchange & Transport) Q.1 Drosera intermedia is commonly called: A.Sundew B.Venus Fly Trap C. Pitcher Plant D. Dodder Q.2 It is a green watery fluid and contains no enzyme: A. Saliva B. Pancreatic juice C. Bile D. Intestinal juice Q.3 Which salivary gland does not secrete amylase? A. Parotid B. Submandibular C. Sublingual D. Submaxillary Q.4 Parotid glands are situated in front of the: A. Jaws B. Ears C. Tongue D. Eyes Q.5 Which one of the following is not the function of stomach? A. Storage of food B. Digestion of dipeptides C. Mechanical digestion D. Production of HCl Q.6 The pH of stomach is about: A.3-4 B. 1-2 C. 2-3 D. 6-8 Q.7 Which one of the following secretes the pepsinogen? A. Mucous cell B. Parietal cell C. Oxyntic cell D. Zymogen cell Q.8 Peristalsis takes place in: A. Esophagus only B. Esophagus, stomach and small intestine B. Esophagus and stomach D. Almost entire intestinal tract Q.9 Digestion of protein takes place in: A. Intestine and rectum B. Small and large intestine C. Stomach and duodenum D. Stomach and esophagus Q.10 End products of protein digestion are: A. Amino Acids B. Tripeptides C. Dipeptides D. Glucose Q.11 Chyle is formed in: A. Stomach B. Large intestine C. Small intestine D. Esophagus Q.12 Secretion that digests proteins only: A. Saliva B. Pancreatic juice C. Gastric juice D. Bile Q.13 Energy is obtained from food in process of: A. Assimilation B. Decomposition C. Digestion D. Respiration Q.14 Which part of our body secretes the hormone secretin? A. Ileum B. Stomach C. Duodenum D. Esophagus Q.15 If undigested food passes too quickly through large intestine, resulting disorder would be: A. Food poisoning B. Constipation C. Diarrhea D. Piles Q.16 The movement of digestive products, electrolytes, vitamins and water across the gastrointestinal tract epithelium and into the underlying blood and lymphatic vessels is called: A. Ingestion B. Digestion C. Absorption D. Secretion BIOLOGY NMDCAT UNIT-6 (A+SERIES) PAGE 1 OF 4 Q.17 Soil deficient in__________ causes leaf margins yellow and brown in colour and premature death of the plant. A. Phosphorus B. Magnesium C. Potassium D. Iron Q.18 The mode of respiration in a mammal is: A. Mucosal B. Cutaneous C. Tracheal D. Pulmonary Q.19 The structure which does not contribute to the breathing movements in humans is: A. Rib B. Diaphragm C. Larynx D. Intercostal muscles Q.20 Oxyhemoglobin is formed in: A. Lungs B. Left atrium C. Right atrium D. Bone marrow Q.21 Passage way of trachea is kept open by rings of: A. Striated muscle B. Mucus C. Cartilage D. Sinuses Q.22 The rate of breathing is controlled by the: A. Lungs B. Medulla C. Bronchi D. Diaphragm Q.23 The breathing rate is increased by an increase of __________in the blood. A. Oxygen B. Carbon monoxide C. Nitrogen D. Carbon dioxide Q.24 Functional units of lungs are: A. Bronchi B. Air sacs C. Bronchioles D. Alveoli Q.25 Hemoglobin cannot bind with: A.O2 B. CO2 C. CO D.N2 Q.26 At lungs, all of the following factors force oxygen to bind with hemoglobin except: A. Decreased temperature B. Decreased pH C. Decreased pCO2 D. Increased pO2 Q.27 Maximally CO 2 is transferred through blood: A. In form of HCO-3 B. Being dissolved in plasma C. In form of carbaminohaemoglobin D. Bound with K+ Q.28 Two passages arise from pharynx i.e. windpipe and esophagus. Which of the following prevents entry of food in windpipe? A. The uvula B. The trachea C. The tongue D. The epiglottis Q.29 C-shaped cartilaginous rings supporting the trachea are made up of: A. Elastic cartilage B. Hyaline cartilage C. Fibrous cartilage D. Calcified cartilage Q.30 Respiratory distress syndrome is common in: A. All newborns B. Premature infants C. Adults D. Older people Q.31 When oxygen tension is 115 mm of mercury then hemoglobin saturation is? A. 100% B. 98% C. 78% D. 68% Q.32 Select the incorrect statements from the following: A. Diffusion of O2 occurs from alveoli to tissue B. Diffusion of CO2 occurs from tissue to alveoli C. In body fluids, CO2 is more soluble than O2 D. Partial pressure of O2 is higher in pulmonary artery than that of pulmonary vein Q.33 100 ml of arterial blood of human being contains CO2: A. 50 ml B. 54 ml C. 56 ml D. 58 ml BIOLOGY NMDCAT UNIT-6 (A+SERIES) PAGE 2 OF 4 Q.34 More than ten compounds of tar of tobacco smoke are included in causing: A. Cancer B. Tuberculosis C. Asthma D. Emphysema Q.35 The casparian strips are present in: A. Cortex cells of roots B. Endodermis cells of roots C. Cells of pericycle D. Cells of phloem Q.36 Attraction between water molecules in xylem tissues is called: A. Tension B. Adhesion C. Cohesion D.Imbibition Q.37 The ions involved in the opening and closing of stomata are: A. Sodium B. Calcium C. Potassium D. Magnesium Q.38 The cells which supply ATP and proteins to sieve tubes are: A. Companion B. Epidermal C. Tracheids D. Vessels Q.39 Which one of the following is not a part of blood circulatory system? A. Blood B. Heart C. Blood vessels D. Lacteal Q.40 Which one of the following is included in agranulocytes? A. Basophils B. Eosinophils C. Lymphocytes D. Neutrophils Q.41 In the embryonic life the red blood cells are formed in: A. Red bone marrow B. Liver and spleen C. In bone marrow of sternum and ribs D. Bone marrow of vertebrae Q.42 Least blood pressure is seen in: A. Aorta B. Arterioles C. Capillaries D. Vena cava Q.43 All of the following statements about white blood cells are true except: A. They are formed in lymph nodes B. They destroy bacteria C. They are formed in bone marrow D. They can’t move Q.44 The cells of the heart are nourished by the: A. Carotid arteries B. Blood in its chambers directly C. Coronary arteries D. Pulmonary arteries Q.45 The thoracic duct is part of the: A. Skeletal system B. Lymphatic system C. Digestive system D. Excretory system Q.46 Plasma cells are formed by differentiation of: A. Eosinophils B. B-lymphocytes C. Basophils D. T-lymphocytes Q.47 In parasitic infestations_________ are most likely to be increased. A. Neutrophils B. Basophils C. Eosinophils D. Lymphocyte Q.48 Vaccination is the example of: A. Artificial Active Immunity B. Natural Active immunity C. Artificial passive immunity D. Natural passive immunity Q.49 Blood clot is also a part of our defense system. It is part of: A. Physical barrier B. Chemical barrier C. Cellular barrier D. Mechanical barrier Q.50 Thymus is involved in maturation of: A. Monocytes B. B-lymphocytes BIOLOGY NMDCAT UNIT-6 (A+SERIES) PAGE 3 OF 4  C. T-lymphocytes D. Monocytes BIOLOGY NMDCAT UNIT-6 (A+SERIES) PAGE 4 OF 4