Recent questions tagged zoology

Which of the following statements is correct?

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Hypersecretion of which hormone caused Cushing’s disease?

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In the given diagram of a section of bone tissue, certain parts have been indicated by alphabets. Select the answer in which these alphabets have been correctly matched with the parts which they indicate.

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Dinosaurs became extinct in

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In which of the following animals post **** tail found?

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Bone marrow is absent in

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The hormones which are stored and released by posterior pituitary are:

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Which of the following is a serious condition leading to blindness?

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Defective action of which neurotransmitter of brain leads to Parkinson’s disease?

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The given figure illustrates a section through the human heart. Which labelled part represents the site for the generation of action potential in human heart?

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In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart?

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Which one is absent in man?

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Impulses originating from SAN is transmitted to the

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Involuntary muscle contraction is called

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Identify the component of ornithine cycle?

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Which one of the following prevents the collapse of trachea?

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The part of the alimentary canal that passes through diaphragm

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Which one of the following statement is true for cockroach?

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Areolar connective tissue joins

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Which one of the following is mainly produced by the activity of anaerobic bacteria on sewage?

asked Jan 24, 2017 by suganyadevi.p

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Measuring BOD is a method used for

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Given pie diagram represents the relative contribution of various green house gases to total global warming. Identify the gases P,Q,R and S

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Which of the following is the nematode that attacks the roots of tobacco plants?

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Which of the following risks are associated with genetically modified foods?

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In Agarose gel electrophoresis, DNA molecules are separated on the basis of

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Which one of the following is not a tool of genetic engineering?

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Assertion: Restriction endonucleases are also called ‘molecular scissors’.
Reason: When fragments generated by restriction endonucleases are mixed, they join together due to sticky ends.

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Assertion:The cells of connective tissues except blood secrete fibres.
Reason: Fibres provide strength, elasticity and flexibility to the tissue.

asked Jan 24, 2017 by priyanka.c

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Which one is related with steroids?

asked Jan 24, 2017 by suganyadevi.p

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Which organism is useful to form biofertilizers?

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Which is irrelevant for mycorrhiza?

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Use of antihistamine and steroids give a quick relief from

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Examine the figures of diploblastic (i) and triploblastic (ii) organization in animals given below and identify the labelled parts

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Schizogony occurs in

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Aedes mosquito is vector of

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Which one of the following poultry birds is not an English breed?

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Infectious and contagious bacterial diseases that affect buffaloes , horses, sheep and goats is

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All plants and animals were created and perpetuated themselves without any change, the theory of genesis was given by

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Among the human ancestors, the brain size was more than 1000cc in

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Most important component of oral contraceptive is

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Gonadotropic hormone is released by

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Sertoli cells are found in

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Seminal plasma in human males is rich in

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Assertion: All enzymes are not proteins
Reason: RNA molecules that possess catalytic activity are called ribozymes.

asked Jan 24, 2017 by suganyadevi.p

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Which of the following structure show the types of sugar?

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Which one of the following is termed as a temporary gland?

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Which hormone stimulates Sertoli cells?

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Secretin and Cholecystokinin are secreted at

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Adaptation of eyes in dark is due to

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Which of the following is related to peripheral nervous system?

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