Chapter 13 : TRANSPORTATION, CIRCULATION, EXCRETION IN ORGANISMS

Choose Appropriate Alternative

1. Which of the following structures is responsible for transportation of water in higher plants?
   

   [A] Sieve tube [B] Sieve cell [C] Vessel [D] Companion cell

2. The kidneys in human being are a part of the system for...
   

   [A] respiration [B] transportation [C] excretion [D] nutrition

3. How many chambers are present in human heart?
   

   [A] 2 [B] 3 [C] 4 [D] 6

4. Where is tricuspid valve found in human heart?
   

   [A] Between two atria                   [B] Between two ventricles 
   [C] Between right atrium and right ventricle [D] Between left atrium and left ventricle

5. What is the excretory unit in human being?
   

   [A] Bowman's capsule [B] Nephron [C] Urinary bladder [D] Kidney

6. In which part of the body does blood get purified (becomes oxygenated)?
   

   [A] Heart [B] Lungs [C] Atrium [D] Ventricle

7. In plants, food and other substances are transported through...
   

   [A] tracheids [B] vessels [C] sieve tubes [D] companion cell

8. By which process is blood filtered out in Bowman's capsule?
   

   [A] Reabsorption [B] Secretion [C] Ultrafiltration [D] None of the three

9. ______ is a structural component of xylem.
   

   [A] Tracheid [B] Companion cell [C] Sieve cell [D] All three

10. The loss of water in the form of vapours from the aerial parts of a plant is known as...
    

    [A] translocation [B] evaporation [C] expiration [D] transpiration

11. Transport of food from leaves to other parts of the plant is called...
    

    [A] translocation [B] transpiration [C] ascent [D] translation

12. Sieve tube is a part of...
    

    [A] sieve cells [B] xylem [C] tracheid [D] phloem

13. Oxygenated blood from lungs enters left atrium through...
    

    [A] vena cava [B] pulmonary artery [C] pulmonary vein [D] aorta

14. Oxygenated blood from left ventricle is distributed to other parts of the body through...
    

    [A] vena cava [B] pulmonary artery [C] pulmonary vein [D] aorta

15. The partition separating all four chambers of heart from one another is called...
    

    [A] bicuspid valve [B] tricuspid valve [C] septa [D] vena cava

16. Which of the following is a true statement?
    

    [A] The wall of the vein is thick and elastic. [B] Veins possess valves. 
    [C] Arteries carry blood to heart. [D] veins join to form capillaries.

17. Which of the following is not a part of kidney?
    

    [A] Cortex [B] Medulla [C] Urethra [D] Nephron

18. There are about ______ uriniferous tubules in each kidney.
    

    [A] 1,000 [B] 10,000 [C] 1,00,000 [D] 10,00,000

19. The process of ultrafiltration takes place in...
    

    [A] Bowman's capsule [B] Henle's loop [C] Bladder [D] Renal pelvis

20. During photosynthesis plants convert light energy into...
    

    [A] heat energy [B] mechanical energy [C] chemical energy [D] kinetic energy

21. Which of the following are components of xylem tissue?
    1. tracheid
    2. companion cell
    3. sieve tube
    4. vessel
    
    

    [A] (i) and (ii) [B] (ii) and (iii) [C] (i) and (iv) [D] (ii) and (iv)

22. What type of pressure is created in leaf cells due to transpiration?
    

    [A] Capillary force [B] Surface tension [C] Suction force [D] Cellular tension

23. Which of the following are components of phloem tissue?
    1. tracheid
    2. sieve cell
    3. sieve tube
    4. vessel
    
    

    [A] (i) and (ii) [B] (ii) and (iii) [C] (i) and (iv) [D] (ii) and (iv)

24. Translocation takes place in...
    

    [A] upward direction only            [B] downward direction only
    [C] both upward and downward directions [D] in all directions

25. Translocation of substances in a plant requires energy which is obtained from...
    

    [A] food [B] NADP [C] hormones [D] ATP

26. When the materials like sucrose are transferred to phloem tissue, the osmotic pressure of the tissue ______ leading to ______ of water into/from it.
    

    [A] increases, entry [B] increases, exit [C] decreases, entry [D] decreases, exit

27. The system concerned with the transportation of various substances in animals is called...
    

    [A] excretory system [B] control system [C] circulatory system [D] endocrine system

28. Walls of arteries are...
    

    [A] thin and elastic [B] thick and elastic 
    [C] thin and nonelastic [D] thick and nonelastic

29. Which structure carries blood to individual cells of the body?
    

    [A] Artery [B] Vein [C] Arteriole [D] Capillary

30. What do the lymph vessels in the villi of small intestine absorb?
    

    [A] Carbohydrates [B] Proteins [C] Lipids [D] Vitamins

31. Plants store excretory waste products...
    

    [A] in food vacuoles [B] as resins and gum 
    [C] in cellular vacuoles [D] both in cellular vacuoles and as resin and gums

32. Unicellular organisms use _____ process for excretion.
    

    [A] diffusion [B] osmosis [C] evaporation [D] vomiting

33. Which is the main excretory organ of human body?
    

    [A] Urinary bladder [B] Ureter [C] Kidney [D] Uriniferous tubule

34. The tube emerging from each kidney is called...
    

    [A] uriniferous tubule [B] ureter [C] urethra [D] urinary bladder

35. Urine is stored in...
    

    [A] ureter [B] kidney [C] urinary bladder [D] ureter

36. Vessel A has valves to prevent backward flow of blood. Vessel B has high blood pressure. If vessel B is a pulmonary vessel then...
    

    [A] vessel B is aorta [B] vessel B is pulmonary artery [C] vessel B is vena cava [D] vessel B is pulmonary vein

37. What are the blood capillaries lying in the cup-shaped groove of Bowman's capsule called?
    

    [A] Glomerulus [B] Lymphatic vessels [C] Renal ducts [D] Sieve capillaries

38. Renal pelvis opens into...
    

    [A] Bowman's capsule [B] neck [C] ureter [D] Henle's loop

39. 
    

    [A][B][C][D]

40. 
    

ANSWERS

(1) C (2) C (3) C (4) C (5) B (6) B (7) C (8) C (9) A (10) D (11) A (12) D (13) C (14) D (15) C (16) B (17) C (18) D (19) A (20) C (21) C (22) C (23) B (24) C (25) D (26) A (27) C (28) B (29) D (30) C (31) B (32) A (33) C (34) B (35) C (36) D (37) A (38) C (39) (40)