biology mcqs

 
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Biology MCQs  INTRODUCTION TO BIOLOGY MCQS :
1.                   Ecology deals with a) Biotic factors of environment b) Abiotic factors of Environment c) Environmental relations d) Both a&b 
2.                  Histology is study of living organisms at ___________ level. a) Cell b) Organ c) Tissue d) Community 
3.                  Study of Geographical Distribution of animals is known as a) Biogeography b) Zoogeography c) Animal Geo graphics d) Non of above 
4.                  Unicellular Plasmodium is studied under the branch of biology called a) Microbiology b) Cell Biology c) Parasitology d) Pathology 
5.                  Study of life of ocean is a) Sea Biology b) Oceanography c) Marine Biology d) Ocean Ecology 
6.                  Insulin preparation comes under which branch of biology a) Social Biology b) Biotechnology c) Genetic Engineering d) Parasitology   www.allonlinefree.com
Mcqs Biology  1st year & 2nd year and for medical entry test 
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7.                  What is the right distribution of levels of study from smaller to larger a) Specie, community, population , Ecosystem b) tissue, cell, organ, system c) Individual, Specie, population, community d) Organelle, tissue, organ, System 
8.                  Term Vaccinization was discovered by a) Edward Jenner b) Louis Pasteur c)Emil Fischer d) Robert Khoshland 
9.                  Biopesticides have advantage over chemical pesticides because a) Pests can not develop resistance against them b) They are cheaper c) Non Pollutant d) All of above 
10.              Cloning surely produces organisms that have identical a) genotype b) phenotype c) genome d) All of above
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
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Mcqs Biology  1st year & 2nd year and for medical entry test 
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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; www.allonlinefree.com
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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
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10. The removal of amino group from amino acid is called;
a. Transamination
b. Deamination
c. Translocation
d. Transposition

11. The amount of water required for the removal of 2 g of ammonia is;
a. 200 ml
b. 500 ml
c. 100 ml
d. 1000 ml

12. In flatworms excretory system consists of a net work of closed tubules with out internal openings are called;
a. Nephridia
b. Protonephridia
c. Metanephridia
d. Nephrostome

13. According to the removal of nitrogenous wastes, reptiles and birds are the examples of;
a. Uricotelic
b. Ammonotelic
c. Ureotelic
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d. Ammoniotelic

14. The functional unit of human kidney is called;
a. Nephridia
b. Collecting tubule
c. Nephron
d. Nephrotome

15. The end product of haemoglobin is the;
a. Allontoin
b. Bilirubin
c. Xanthine
d. Creatinine

16. All of the following are the plasma proteins synthesize by Liver, except that of;
a. Albumin
b. Prothrombin
c. Glycogen
d. Fibrinogen

17. Liver is a large organ, making the body weight  up to;
a. 2 -- 3 %
b. 3 -- 6 %
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c. 1 -- 2 %
d. 3 -- 5 %

18. The term Glycogenolysis means, the conversion of;
a. Glucose into lactic acid
b. Glucose into Glycogen
c. Glucose into alcohol
d. Glucose into amino acid

19. Liver store tke vitamins A, D, E & K, which are the mainly;
a. Fat soluble
b. Cold water soluble
c. Alcoholic soluble
d. Hot water soluble

20. As human kidney has less than one percent of total body weight and with each cardiac cycle it receive the bllod of about;
a. 50 %
b. 30 %
c. 20 %
d. 25 %

21. Creatinine is produced  in;