STANDARD TENPART I & IICHAPTER : 10Life Processes /15 0 votes, 0 avg 828 SCIENCE AND TECHNOLOGY – Chapter 10 Life Processes 1 / 15 Arteries and veins are connected by a network of extremely narrow tubes called: Sieve tubes Capillaries Vena cava Valves 2 / 15 Which among the following is necessary to carry out the blood coagulation in a cut or wound? White Blood Cells Blood plasma Platelets Red blood cells 3 / 15 Plants use the energy stored in ATP to accomplish the process of transportation of: Water and minerals Oxygen Water, minerals and food Food 4 / 15 The excretory unit of the human excretory system is known as: Nephridia Neuron Nephron kidneys 5 / 15 Which among the following procedures is used for cleaning the blood of a person by separating the waste substance from it? Kidney transplant Blood transfusion Dialysis Hydrolysis 6 / 15 The process of diffusion of solvent particles from the region of less solute concentration to a region of high solute concentration through semi-permeable membrane is known as Diffusion Osmosis Translocation Transpiration 7 / 15 Movement of the synthesized products from the leaves to the roots and other parts of a plant’s body takes place through the phloem. This process is known as: Translocation Transpiration Transportation Excretion 8 / 15 The vein which brings clean blood from the lungs into the heart is known as: Pulmonary vein Hepatic vein Superior vena cava Pulmonary artery 9 / 15 Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of: Hydrochloric acid Fat Carbon dioxide Lactic acid 10 / 15 Which of the following help in protecting the inner lining of the stomach from the harmful effect of hydrochloric acid? Mucus Pepsin Trypsin Bile 11 / 15 The enzymes contained in pancreatic juices help in the digestion of: Fats and carbohydrates Proteins and fats Proteins and carbohydrates Proteins, fats and carbohydrates 12 / 15 Raw materials required in the autotrophic mode of nutrition involves:i. Carbon dioxide and waterii. Chlorophylliii. Nitrogeniv. Sunlight (i), (ii) and (iii) (i) and (ii) (i), (ii) and (iv) All (i), (ii), (iii) and (iv) 13 / 15 Among the following choose the correct option which includes the organisms that have a holozoic mode of nutrition: Plasmodium and Amoeba Parakeet and Amoeba Paramecium and Plasmodium Paramecium and Parasite 14 / 15 The enzymes pepsin and trypsin are secreted respectively by Stomach and pancreas Salivary gland and stomach Liver and pancreas Liver and salivary gland 15 / 15 Which of the following is not a digestive enzyme contained in the pancreatic juice?i. Lipaseii. Hydrochloric acidiii. Mucusiv. Trypsin (i) and (ii) (i) and (iv) (ii) and (iii) (i) and (iii) Your score is 0% Restart quiz