11and Plants Transportation in Animals

1 MULTIPLE CHOICE muscular tube through which stored urine is passed outof the body is called (a)kidney(b)ureter(c)urethra(d)urinary are pipe-like, consisting of a group of specialised transport substances and form a two-way traffic in of the following terms qualify for the features mentionedabove?(a)Xylem tissue(b)Vascular tissue(c)Root hairs(d)Phloem absorption of nutrients and exchange of respiratory gasesbetween blood and tissues takes place in (a)veins(b)arteries(c)heart(d) which of the following parts of human body are sweat glandsabsent?(a)Scalp(b)Armpits(c)Lips(d )PalmsTransportation in Animalsand Plants1112/04/201858 EXEMPLAR a tall tree, which force is responsible for pulling water andminerals from the soil?

2 (a)Gravitational force(b) Transportation force(c)Suction force(d)Conduction Animals like fish excrete their wastes in gaseous formas(a)Oxygen(b)Hydrogen(c)Ammonia(d)N itrogenVERY SHORT ANSWER have valves which allow blood to flow only in onedirection. Arteries do not have valves. Yet the blood flows inone direction only. Can you explain why? is the special feature present in a human heart whichdoes not allow mixing of blood when oxygen-rich and carbondioxide-rich blood reach the heart? the organ which is located in the chest cavity with itslower tip slightly tilted towards the ANSWER at Figure Draw another figure of the same set-up aswould be observed after a few solutionWaterPotato12/04 the following statements in the correct order in whichthey occur during the formation and removal of urine in humanbeings.

3 (a)Ureters carry urine to the urinary bladder.(b)Wastes dissolved in water is filtered out as urine in thekidneys.(c)Urine stored in urinary bladder is passed out throughthe urinary opening at the end of the urethra.(d)Blood containing useful and harmful substances reachesthe kidneys for filtration.(e)Useful substances are absorbed back into the uprooted a rose plant from the soil. Most of the roottips, with root hairs got left behind in the soil. She planted itin a pot with new soil and watered it regularly. Will the plantgrow or die? Give reason for your (a)Name the only artery that carries carbon dioxide-richblood.

4 (b)Why is it called an artery if it does not carry oxygen-richblood? s uncle was hospitalised and put on dialysis after asevere infection in both of his kidneys.(a)What is dialysis?(b)When does it become necessary to take such a treatment? the process and the organ which helps in removing thefollowing wastes from the body.(a)Carbondioxide(b)Undigested food(c)Urine(d)SweatTRANSPORTATION IN Animals AND PLANTS12/04/201860 EXEMPLAR Figure and answer the given questions:Fig (a)Name the instrument.(b)Label the parts A, B and noticed water being pulled up by a motor-pump to anoverhead tank of a five-storeyed building.

5 She wondered howwater moves up to great heights in the tall trees standing nextto the building. Can you tell why? LONG ANSWER the parts of the heart in Column I with the direction offlow of blood in Column IColumn II(i)Right ventricle(a)Pushes blood into thepulmonary artery.(ii)Pulmonary veins(b)Take deoxygenated bloodfrom the heart to lungs.(iii)Left atrium(c)Receives blood fromdifferent parts of thebody.(iv)Pulmonary arteries(d)Bring oxygenated bloodfrom lungs to the heart.(v)Left ventricle(e)Pushes blood into theaorta.(vi)Right auricle(f)Receives deoxygenatedblood from thepulmonary the following terms given hairsxylemurethraarterieskidneysveinsatr iacapillariesheartureterphloemurinary bladderGroup the terms on the basis of the categories given below.

6 (a)Circulatory system of Animals .(b)Excretory system in human.(c)Transport of substances in in the blanks of the following paragraph using just twowords arteries and (a)___ carry oxygen-rich blood from the heart to all parts ofthe body and ___ (b)___ carry carbon dioxide-rich blood fromall parts of the body back to the heart. ___ (c)___ have thinwalls and __ (d)___ have thick elastic walls. Blood flows at highpressure in ___ (e)____. Valves are present in __ (f) ___ whichallow blood to flow only towards the heart. __ (g)___ divide intosmaller vessels. These vessels further divide into extremelythin tubes called capillaries.

7 The capillaries join up to form____ (h) learning to ride a bicycle Boojho lost his balance andfell. He got bruises on his knees and it started , the bleeding stopped after some time.(a)Why did the bleeding stop?(b)What would be the colour of the wounded area and why?(c)Which type of blood cells are responsible for clotting ofblood? Transportation IN Animals AND PLANTS12/04/2018