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Question 1 of 39
1. Question
Water absorption through roots can be increased by keeping the plants:
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Question 2 of 39
2. Question
The process by which a plant loses water through the stomata is called:
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Question 3 of 39
3. Question
Urea is a waste produced in the process of the breaking down of:
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Question 4 of 39
4. Question
The thinnest blood vessels in the human body are:
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Question 5 of 39
5. Question
Blood platelets are responsible for:
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Question 6 of 39
6. Question
During transpiration water is lost from the plant in the form of:
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Question 7 of 39
7. Question
Blood cells that protect the body from disease are:
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Question 8 of 39
8. Question
The device used to hear the heart beat is called a:
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Question 9 of 39
9. Question
In the human urinary system, which of these in your opinion is the most important organ?
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Question 10 of 39
10. Question
Which of the following are the tiny filtering units of the kidney?
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Question 11 of 39
11. Question
The average of adult blood pressure is:
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Question 12 of 39
12. Question
Water is absorbed by the roots from the soil by a process is:
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Question 13 of 39
13. Question
The fluid part of the blood is:
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Question 14 of 39
14. Question
A liquid which carries disgerted food to various parts of our body is:
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Question 15 of 39
15. Question
Transportation of materials in human body is conducted by:
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Question 16 of 39
16. Question
The vascular tissue for that transports the food synthesised by the leaves to all parts of the plant is:
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Question 17 of 39
17. Question
Small pores in leaves of plants are called:
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Question 18 of 39
18. Question
Any two substances that are transported by blood:
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Question 19 of 39
19. Question
Right side of heart has blood rich in:
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Question 20 of 39
20. Question
Left side of heart has blood rich in:
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Question 21 of 39
21. Question
Sea fishes excrete salt through their:
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Question 22 of 39
22. Question
Insects excrete uric acid in form of:
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Question 23 of 39
23. Question
How much urine is passed in 24 hours by adult human being?
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Question 24 of 39
24. Question
An average person has a pulse rate:
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Question 25 of 39
25. Question
The flow of blood is fastest in:
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Question 26 of 39
26. Question
The wall of which of the following is thick and elastic:
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Question 27 of 39
27. Question
The blood of which of the following is rich in carbon dioxide:
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Question 28 of 39
28. Question
Through walls of which of the following many substances can be exchanged:
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Question 29 of 39
29. Question
Vessels having thin walls are:
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Question 30 of 39
30. Question
Haemoglobin contains:
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Question 31 of 39
31. Question
The cells helping in clotting of blood are:
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Question 32 of 39
32. Question
The main excretory product in human beings is:
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Question 33 of 39
33. Question
The droppings of birds are:
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Question 34 of 39
34. Question
Which of the following dissolves in water to form urine:
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Question 35 of 39
35. Question
The white colour of bird droppings is due to:
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Question 36 of 39
36. Question
Fishes excrete nitrogen in the form of:
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Question 37 of 39
37. Question
Land animals excrete urea in the form of:
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Question 38 of 39
38. Question
The waste products of blood are execrate by:
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Question 39 of 39
39. Question
In plants, water is transported through:
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