Medical entry test MCQs Biology Topic Homeostasis and excretion

These Questions/MCQs are from Biology 2nd year topic of Homeostasis and Excretion. Designed specially for Medical Entry Test particullarly MCAT. Leave your answers below or ask about a MCQ with a Question no and a link to test.

Biology Test Chapter 15 Homeostasis and Excretion :

1. The mechanism by which organisms maintain the stability of their cellular environment is known as;
a. Homeostasis
b. Normal health
c. Structural adaption
d. Osmoregulation

2. When the concentration of external medium is equal to the concentration of internal medium of cell is called;
a. Hypertonic
b. Hypotonic

c. Isotonic
d. Heterotonic

3. Brassica and rose plant belong to group of plants;
a. Hydrophytes
b. Mesophytes
c. Xerophytes
d. Succulents

4. Animals which are unable to adjust their internal salt concentration according to external environment is;
a. Anhydrobiosis
b. Osmoregulators
c. Thermoregulatory
d. Osmoconformers

5. Which one of the following animal can survive without drinking water?
a. Kangaroo rat
b. Pig
c. Kangaroo
d. Camel

6. Nitrogeneous wastes are produced as a result of;
a. Photosynthesis
b. Ingestion

c. Assimilation
d. Deamination

7. Fresh water protozoans pumped out excess water by a special structure called;
a. Oral groove
b. Contractile vacuole
c. Pellicle
d. Vacuole

8. The term glycogenesis means, the conversion of;
a. glucose to Glycogen
b. Lactic acid to Glycogen
c. Glycogen to Glucose
d. Amino acid to Glycogen

9. Which one of the following nitrogenous compound is much more soluble in water?
a. Uric acid
b. Urea
c. Ammonia
d. Creatine

10. The removal of amino group from amino acid is called;
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  1. 1a 2c 3a 4c 5d 6b 7b 8c 9b 10c 11d 12a 13a 14c 15 16 17 18 19 20

  2. Replies
    1. Tell me Q No, you find difficulty in, I will help you out

  3. Give ans now...plzz

  4. plz provide me ans for 34,33,31 n 29.....now

  5. can u provide me ans of 34,33,31 n 29

  6. bt these mcqz r nt accrdin to given mcat syll 2013

  7. plz give answers

  8. most of the questions are out of the given entry test sylllabus............

  9. Plz post answer with your mcqs sir.?????

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  11. ans the following question

  12. plz give me ans to all the
    se mcq,s

  13. Plaza tell me some skills to success in test

  14. Key to success in MCAT is Hard work , Hard work and Hard work.

    Read your Text books

    Practice MCQs

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  15. its v good test but i think ths would b better as online test

  16. Yes , we are making entry test class for this purpose, It will fulfill all your needs

  17. but aren't a lot of them outside the given UHS syllabus?

  18. is mein aisy questions bhi hn jo uhs k syllabus mn nhi hn

  19. pleease give me ans of these mcqs plz

  20. give me answer

  21. Tanzeela Zafar

  22. plz tell me that if we leave the eng vocab n just prepare the mcqs from our fsc eng books then we can eng portion or not


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