“Transportation in Animals and Plants 2"

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“Transportation in Animals and Plants 2"



1. Which chamber of the heart receives deoxygenated blood?

  • Left ventricle
  • Right atrium
  • Left atrium
  • Right ventricle

2. Which chamber of the heart pumps oxygenated blood to the body?

  • Left ventricle
  • Right ventricle
  • Left atrium
  • Right atrium

3. Which chamber of the heart pumps blood to the lungs?

  • Left ventricle
  • Right ventricle
  • Left atrium
  • Right atrium

4. Which blood vessel carries blood rich in oxygen from lungs to heart?

  • Pulmonary artery
  • Pulmonary vein
  • Aorta
  • Vena cava

5. Which blood vessel carries deoxygenated blood from heart to lungs?

  • Pulmonary artery
  • Pulmonary vein
  • Aorta
  • Renal artery

6. Which blood vessel supplies oxygen to the whole body?

  • Aorta
  • Pulmonary artery
  • Vein
  • Capillary

7. Which side of the heart contains oxygenated blood?

  • Right side
  • Left side
  • Both sides
  • Upper part

8. What is the main function of valves in the heart?

  • Pump oxygen
  • Prevent backflow of blood
  • Store energy
  • Mix gases

9. Which component of blood gives it red colour?

  • Haemoglobin
  • Keratin
  • Melanin
  • Plasma

10. What will happen if the number of platelets decreases?

  • More oxygen in blood
  • Bleeding will not stop
  • Heart beats faster
  • Breathing stops

11. Which blood cells protect the body from diseases?

  • Red blood cells
  • Platelets
  • Plasma
  • White blood cells

12. Which part of blood carries dissolved nutrients and waste?

  • RBC
  • Plasma
  • Platelets
  • WBC

13. Which blood vessel has the thinnest wall?

  • Vein
  • Artery
  • Capillary
  • Valve

14. Which organ acts as a filter to remove nitrogenous wastes?

  • Lungs
  • Heart
  • Kidney
  • Liver

15. Which structure in the kidney filters the blood?

  • Nephron
  • Alveolus
  • Capillary
  • Valve

16. What happens to urine after it is formed in kidneys?

  • It goes to heart
  • It evaporates
  • It passes to the bladder
  • It becomes sweat

17. Which tube connects kidney and bladder?

  • Ureter
  • Urethra
  • Vein
  • Artery

18. Which tube carries urine outside the body?

  • Urethra
  • Ureter
  • Capillary
  • Bronchus

19. The organ that stores urine temporarily is

  • Liver
  • Heart
  • Kidney
  • Urinary bladder

20. Which part of the excretory system contains filtering units?

  • Kidney
  • Heart
  • Lungs
  • Liver

21. What happens if both kidneys stop working?

  • Heart stops
  • Breathing increases
  • Toxins build up in blood
  • Water is produced

22. Which process removes harmful waste from the body?

  • Respiration
  • Circulation
  • Excretion
  • Digestion

23. Which process involves the movement of blood around the body?

  • Circulation
  • Excretion
  • Diffusion
  • Absorption

24. Which type of blood flows in pulmonary artery?

  • Oxygenated
  • Deoxygenated
  • Mixed
  • Purified

25. Which type of blood flows in pulmonary vein?

  • Deoxygenated
  • Oxygenated
  • Impure
  • Mixed

26. In which part of the heart does blood flow with high pressure?

  • Right atrium
  • Left ventricle
  • Right ventricle
  • Left atrium

27. Which instrument is used to listen to heart sounds?

  • Stethoscope
  • Thermometer
  • Telescope
  • Microscope

28. What is the normal human heartbeat rate per minute?

  • 72 times
  • 50 times
  • 100 times
  • 120 times

29. Which liquid helps transport nutrients and hormones in humans?

  • Saliva
  • Urine
  • Sweat
  • Blood

30. Which organ system transports materials to all parts of the body?

  • Circulatory system
  • Excretory system
  • Digestive system
  • Respiratory system

31. Which tissue carries water in plants?

  • Phloem
  • Xylem
  • Cortex
  • Cambium

32. Which tissue carries food in plants?

  • Phloem
  • Xylem
  • Root hair
  • Pith

33. What is the main function of xylem?

  • Transport of food
  • Transport of water
  • Food storage
  • Reproduction

34. What is the main function of phloem?

  • Transport of water
  • Transport of food
  • Support
  • Absorption

35. What is the upward movement of water in plants called?

  • Ascent of sap
  • Evaporation
  • Circulation
  • Photosynthesis

36. Which part of a plant absorbs water and minerals?

  • Root hair
  • Leaf
  • Stem
  • Flower

37. The process by which water is lost through stomata is called

  • Respiration
  • Transpiration
  • Condensation
  • Absorption

38. Which structure controls the opening and closing of stomata?

  • Guard cells
  • Root hairs
  • Phloem
  • Cortex

39. What is the importance of transpiration?

  • Stores oxygen
  • Helps in cooling and water transport
  • Increases photosynthesis
  • Prevents seed growth

40. What creates suction pull in tall trees?

  • Photosynthesis
  • Respiration
  • Transpiration
  • Absorption

41. In plants, food prepared in leaves is transported to roots through

  • Xylem
  • Phloem
  • Cortex
  • Cambium

42. What is the term for evaporation of water from leaves?

  • Condensation
  • Transpiration
  • Absorption
  • Diffusion

43. Which plant structure allows gaseous exchange?

  • Root hair
  • Stomata
  • Lenticel
  • Phloem

44. Which plant tissue transports minerals from roots to leaves?

  • Xylem
  • Phloem
  • Cambium
  • Pith

45. What happens to a plant if transpiration stops completely?

  • It grows faster
  • It wilts
  • It flowers more
  • It stores water

46. Which of the following helps in upward movement of water?

  • Diffusion
  • Capillary action
  • Respiration
  • Osmosis

47. Which process in plants is similar to circulation in animals?

  • Respiration
  • Transport by xylem and phloem
  • Transpiration
  • Evaporation

48. What happens when more water is lost than absorbed by roots?

  • Growth increases
  • Photosynthesis rises
  • Stomata close permanently
  • Wilting

49. In which plant part is phloem usually found?

  • Root tip
  • Outer part of stem
  • Leaf margin
  • Fruit skin

50. What is the main function of the circulatory system?

  • Control body temperature
  • Transport materials throughout the body
  • Help in reproduction
  • Break down food
Location: Mogalturu, Andhra Pradesh 534281, India

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