Recent questions tagged zoology

The genetic defect-adenosine deaminase (ADA) deficiency may be cured permanently by

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What is true about Bt toxin ?

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A person likely to develop tetanus is immunized by administering :

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Which of following is a pair of viral diseases ?

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Which one of the following statement is correct ?

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A health disorder that results from the deficiency of thyroxine in adults and characterized by (i) a low metabolic rate (ii) increase in body weight and (iii) tendency to retain water in tissues is :

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Which of the following plant species you would select for the production of bioethanol ?

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Which of the following is not used as a biopesticide ?

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Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female ?

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Which of the following is the correct matching of the events occurring during menstrual cycle ?

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Given below is a diagrammatic sketch for a portion of human male reproductive system. Select the correct set of the names of the parts labelled A, B, C, D.

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Seminal plasma in humans is rich in :

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Globulins contained in human blood plasma are primarily involved in -

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a young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish. What is this yellow colour due to ?

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The epithelial tissue present on the inner surface of bronchioles and fallopian tubes is :

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The kind of tissue that forms the supportive structure in our pinna (external ears) is also found in -

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Which one of the following groups of animals is bilaterally symmetrical and triploblastic ?

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Transgenic plants are the ones -

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Polyethylene glycol method is used for :

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The bacterium Bacillus thuringiensis is widely used in contemporary biology as -

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which one of the following is commonly used in transfer of foreign DNA into crop plants ?

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Alzhimer disease in humans is associated with the deficiency of :

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Use of anti-histamines and steroids give a quick relief from -

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Which one is the wrong pairing for the disease and its causal organism ?

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Somaclones are obtained by : -

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Step taken by the Government of India to control air pollution include :

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When breast feeding is replaced by less nutritive food low in proteins and calories, the infants below the age of one year are likely to suffer from :

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A change in the amount of yolk and its distribution in the egg will effect :

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The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is :

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Elbow joint is an example of :

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Which one of the following correctly described the location of some body parts in the earthworm Pheretima ?

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Which one of the following statement is true regarding digestion and absorption of food in humans :

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Which one of the following is the correct matching of three items and their grouping category ? OPTIONS :

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Which part of human brain is concerned with the regulation of body temperature ?

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What will happen if the stretch receptors of the urinary bladder wall are totally removed ?

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Compared to blood our lymph has :

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Which one of the following is correct pairing of a body part and like kind of muscle tissue that moves it ?

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Which one of the following pairs of food compounds in humans reaches the stomach totally undigested -

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Uric acid is the chief nitrogenous component of the excretory products of -

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

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In the case of peppered moth (Biston betularia) the black-coloured from became dominant over the light-coloured form in England during industrial revolution. This is an example of -

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If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is :

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Which one of the following pairs of animals comprises 'Jawless fishes' ?

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Peripatus is a connecting link between :

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Which one of the following scientist's name is correctly matched with the theory put fourth by him? OPTIONS

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In humans, at the end of the first meiotic division, the male germ cells differentiate into the:

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Which one of the following items gives its correct total number?

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The haemoglobin of a human foetus:

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Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature? OPTIONS :

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To which type of barriers under innate immunity, do the saliva in the mouth and the tears from the eyes, belong?

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