General Studies  Biology

21. Number of bones in Human skeleton is

206 216 226 246

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22. Excessive intake of vitamin A,D,E,K results in

Vitamin deficiency Vitaminosis Scurvy Pelakgra

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23. kidney stones mainly consists of

calcium carbonate potassium calcium oxalate and phosphate sodium

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24. Which type of xylem is present in dicot root

Polyarch Xylem Diarch Xylem Monoarch Xylem Tetrach Xylem

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25. Ephetrin alkaloid extracted from-----and used to cure----disease

Ephedra,Asthma Ginkoba,Knee pain Pine,Aids Cycas,intestinal worms

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26. Pencillin is extracted from

Aspergillus Yeast Penicillium notatum Mucor

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27. Number of rod cells seen in retina of eye is

7 million 120 million 16 million 20 million

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28. The largest salivary glands

Parotid Sub maxillary glands Sub lingual None of the above

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29. Vitamin B is prepared from-----Fungus.

Aspergillus Puccinia Erimothecium Asp Amanida

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30. Which one of the following is consider as ducted glands

Pancrease Ovary Testis All the above

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