Biology_Today_-_October_2016
Homoeostasis s Phenomenon of maintaining constant internal environment despite changes in external temperature is called homoeos ...
Limnetic zone Euphotic zone Disphotic zone Benthic zone Aphotic / Profundal zone Fig.: Light zones in deep lake and ocean Soil L ...
s Partial regulators are organisms that have ability to regulate body functions to a limited extent. Beyond that limit, they bec ...
(iv) Echolocation Producing high frequency sound which produce echoes after striking various objects, it helps to locate path an ...
s Population density in a given habitat changes due to four basic processes: Immigration (I) Emmigration (E) Population Density ...
Parasitism s It is a relationship between two living organisms of different species in which one organism called parasite obta ...
s It is also called facultative mutualism. s E.g., crocodile bird enters the open mouth of crocodile and rids the latter of leec ...
Which of the following age pyramids show population with almost equal number of pre-reproductive and reproductive individuals a ...
Which horizon of soil profile is the area of maximum leaching? (a) O-horizon (b) B-horizon (c) A-horizon (d) C-horizon Which ty ...
Which of the following is not a type of antigen presenting cell? (a) Dendritic cell (b) B cell (c) Macrophage (d) T cell Devoni ...
Who is known as the ‘Father of Medicine’? (a) Ivanowsky (b) Hippocrates (c) Einthoven (d) Alick Isaacs Coelacanth fish is consi ...
(ii) Tonsil is a bean shaped organ which produces lymphocytes. (iii) Antigen binds to a macrophage to reach a helper T-cell to i ...
Select the correct option to fill up the blanks. (i) ______ is used to cure Tinea pedis. (ii) Nicotine stimulates the release ...
Match the following and select the correct option. Diseases Test P. Bubonic plague (i) Ames test Q. Dengue fever (ii) Schick te ...
T he festival of lights, Diwali is again with us. With the advent of the festive season people are all set to express their over ...
Who has been appointed as the new chairman of Airports Authority of India (AAI)? (a) Guruprasad Mohapatra (b) J.P. Alex (c) R.K ...
Q.1. Due to which characteristics of toothpaste it is applied on burning site? Nitesh Sahoo, Odisha Ans.Using toothpaste for m ...
6 PROLIFERATION (^4) FUSION (with PEG) 5 SELECTION ON HAT MEDIUM Hybridoma Technology BIO-GRAM Kohler and Milstein in 1975, devi ...
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