Question 11 MarkBlood is a red coloured, non-living liquid connective tissue.AnswerfalseView full question & answer→
Question 21 MarkThe phloem tissue transports carbohydrate, amino acids and plant hormones.AnswertrueView full question & answer→
Question 31 MarkIn plants, the conduction of water is in both upward and downward directions.AnswerfalseView full question & answer→
Question 41 MarkThe pulmonary arteries carry oxygenated blood.AnswerfalseView full question & answer→
Question 51 MarkThe body temperature is maintained by using energy in animals of classes Mammalia and Aves.AnswertrueView full question & answer→
Question 61 MarkThe wall of the blood capillaries is bilayered and thick.AnswerfalseView full question & answer→
Question 71 MarkIn certain plants, the useless waste substances are stored in cellular vacuoles.AnswertrueView full question & answer→
Question 81 MarkThe blood vessels absorb fat through the villi of the ileum.AnswerfalseView full question & answer→
Question 91 MarkIn unicellular animals, the excretory substances are removed by diffusion in the surrounding water.AnswertrueView full question & answer→
Question 101 MarkThe blood flows from the heart to other organs under pressure.AnswertrueView full question & answer→
Question 111 MarkThe diaphragm bends (moves) downwards at the time of expiration.AnswerfalseView full question & answer→
Question 131 MarkAn artificial kidney is a device to remove nitrogenous wastes from the blood through dialysis.AnswertrueView full question & answer→
Question 141 MarkThe enzymes pepsin and trypsin digest carbohydrates and fats respectively.AnswerfalseView full question & answer→
Question 151 MarkCilia help in ingestion of food in paramoecium.AnswertrueView full question & answer→
Question 161 MarkThe rate of breathing in terrestrial animals is much faster than that seen in aquatic animals.AnswerfalseView full question & answer→
Question 171 MarkCuscuta is a plant, harmful for the host plant.AnswertrueView full question & answer→
Question 181 MarkThe Inner wall of the stomach possesses tubular glands which secrete gastric juice.AnswertrueView full question & answer→
Question 191 MarkThe cellulose in the cells of grass, can be digested by herbivores animals.AnswertrueView full question & answer→
Question 211 MarkLiver and pancreas produce digestive juices which help in digestion in small intestine.AnswertrueView full question & answer→
Question 221 MarkThe control and regulation of the opening and closing of stomata is done by the chloroplasts.AnswerfalseView full question & answer→
Question 231 MarkIn photosynthesis the carbon dioxide is oxidized to form carbohydrates.AnswerfalseView full question & answer→
Question 241 MarkIn human body the carbohydrates are stored in the form of glycogen.AnswertrueView full question & answer→