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Question 1 of 30
1. Question
In which of the following group/ groups of animals, heart does not pump oxygenated blood to different parts of the body?
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Question 2 of 30
2. Question
The filtration units of kidneys are called –
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Question 3 of 30
3. Question
Name the substances whose build up in the muscles during vigorous physical exercise may cause cramps?
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Question 4 of 30
4. Question
When air is blown from mouth into a test – tube containing lime water, the lime water turned milky due to presence of:
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Question 5 of 30
5. Question
The mode of nutrition found in fungi is:
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Question 6 of 30
6. Question
The site of photosynthesis in the cells of a leaf is
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Question 7 of 30
7. Question
During contraction of heart, what prevents back flow of blood?
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Question 8 of 30
8. Question
Woody plants carry gaseous exchange through
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Question 9 of 30
9. Question
The contraction and expansion movement of the walls of the food pipe is called:
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Question 10 of 30
10. Question
The process by which blood is cleared of metabolic wastes in case of kidney failure is called
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Question 11 of 30
11. Question
Trachea do not collapse when there is not much air because they are:
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Question 12 of 30
12. Question
Which of the following events in the mouth cavity will be affected if salivary amylase is lacking in the saliva?
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Question 13 of 30
13. Question
Which region of the alimentary canal absorbs the digested food?
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Question 14 of 30
14. Question
Amoeba shows following kind of nutrition.
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Question 15 of 30
15. Question
The exit of unabsorbed food material is regulated by
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Question 16 of 30
16. Question
When a few drops of iodine solution are added to rice water, the solution turns blue- black in colour. This indicates that rice water contains:
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Question 17 of 30
17. Question
The breakdown of pyruvate to give carbon di-oxide, water and energy takes place in
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Question 18 of 30
18. Question
Glycolysis process occurs in which part of the cell?
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Question 19 of 30
19. Question
The respiratory pigment in human beings is:
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Question 20 of 30
20. Question
Name the pores in a leaf through which respi-ratory exchange of gases takes place.
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Question 21 of 30
21. Question
Name a circulatory fluid in the human body other than blood.
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Question 22 of 30
22. Question
A blood vessel which pumps the blood from the heart to the entire body:
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Question 23 of 30
23. Question
Name the tube which connects the kidneys to the urinary bladder.
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Question 24 of 30
24. Question
Single circulation, i.e., blood flows through the heart only once during one cycle of passage through the body, is exhibited by which of the following:
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Question 25 of 30
25. Question
Which part of nephron allows the selective re absorption of useful substances like glucose, amino acids, salts and water into the blood capillaries?
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Question 26 of 30
26. Question
The part of the digestive system where no digestion takes place is
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Question 27 of 30
27. Question
Normal blood pressure (systolic/diastolic) is
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Question 28 of 30
28. Question
The procedure used for cleaning the blood of a person by separating urea from it is called:
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Question 29 of 30
29. Question
Assertion: All proteins in our food are digested in small intestine only.
Reason: The protein digesting enzymes are released onto small intestine.CorrectIncorrect -
Question 30 of 30
30. Question
Assertion: When air is passed through lime water, lime water turns milky.
Reason: Air contains 78% nitrogen and 21% oxygen.CorrectIncorrect