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City: Ludhiana

Shamseera

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Biozone

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This site is for biology students of various classes including BSc students preparing for different competitive examination -------------Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning------------- ------Albert Einstein

 
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Santosh H Lamani
Posted on Sep 10, 2022 11:56 PM

Sir what sis present in blood is red what is the reason

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Shamseera S
Posted on Nov 13, 2013 7:35 PM

Five kingdoms of classification associated with taxonomy were proposed by

1. Traviranus
2. Linnaeus
3. Whittaker
4. Johanson

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Shamseera S
Posted on Oct 22, 2013 9:24 PM

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Shamseera S
Posted on Sep 17, 2013 3:00 PM

Biology is study of life.Can you define life

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Shamseera S
Posted on Sep 17, 2013 2:53 PM

1. The most important criteria used for the present day classification of living organism is based on:  a) presence and absence of notochod    b) resemblances in external features c) breeding habits  d) anatomical and physiological characteristics e) all of the above 2. Which protozoa resembles the ancestral form from which plants and animals evolved?  a) amoeba b) porifera c) echinodormata d) rotifera e) euglena 3. In tapeworm and liver fluke digestive system, sense organs and locomotor organs are reduced or absent. This is because:  a) they lead a parasitic mode of life b) they are produced in large numbers  c) they are produced in small number   d) they need only less energy  e) they lack nerves 4. Match the following and select the wrong matching  a) ragworm - nereis   b) pinworm - oxyuris  c) round worm -- ascaris  d) seat worm - enterobius  e) sand worm - earth worm 5. A viviparous parasite:  a) ascaris b) hook worm c) wuchereria d) enterobius e) liver fluke

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