• Biology,  Botony,  MCQ


    1. Which one belongs to monera? (a) Amoeba (b) Escherichia (c) Gelidium (d) Spirogyra. Answer and Explanation: 1. (b): All prokaryotic organisms comes under Kingdom monera. Escherichia coli is a bacteria. Monera includes bacteria, mycoplasmas, cyanobacteria (blue green alga) and actinomycetes. 2. The main difference in Gram (+) ve and Gram (-) ve bacteria resides in their (a) cell wall (b) cell membrane (c) cytoplasm (d) flagella. Answer and Explanation: 2. (a): Danish bacteriologists Christian Gram for the first time classified bacteria on the basis of the cell wall into two groups – gram +ve and gram -ve by staining with crystal violet and safranin. Gram +ve cell walls are less complex…

  • Biology,  Botony,  MCQ


    1. Lichens indicate SO2 pollution because of they (A) show association between algae and fungi (B) grow faster than others (C) are sensitive to SO2 (D) flourish in SO2 rich environment. Answer and Explanation: 1. (C): Lichens are found in Artie Tundra region where no other plant can grow. Lichens prefer to grow in pollution free environment. They are often used as an indicator of pollution and also they are very sensitive to SO2. They are first to die in a polluted environment (more SO2). 2. Absorptive heterotrophic nutrition is exhibited by (A) Algae (B) Fungi (C) Bryophytes (D) Pteridophytes Answer and Explanation: 2. (B): The true fungi or the eumycetes are special…

  • Biology,  MCQ


    Q1. Rules to explain “The phenomenon of inheritance of biological characteristics” was formulated by: A) T.H.Morgan  B) Gregor Johann Mendell C) Rudolf Virchow D) Bateson  E) Lamark Q2. Genetic research was activated and a revolution in modern biology occurred in the year: A) 1951-53 B) 1961-63 C) 1971-73 D) 1975-71 E) 1981-83 Q3. Genetic engineering  usually utilizes cells and plasmids of: A) Bacteria B) Viruses C) Algae D) Fungi E) Parasites Q4. “rDNA” is: A) Ribosomal DNA B) Riorazion DNA C) Resolution DNA D) Regenerate DNA E) Recombinant DNA Q5. DNA molecule into which a gene is inserted to construct a recombinant DNA molecule is: A) Activator  B) Initiator  C)…

  • Cell biology,  MCQ


    Q1) The relationship between mineral and water is know as: A) Ascent of sap B) Osmoregulation C) Excretion D) All of them Q2) The cell sap having solution of: A) One types B) Two types C) Three types D) Four types Q3) The water potential not more than: A) 1 B) 100 C) 1000 D) 10 Q4) The shrinkage of protoplasm is know as: A) Normal B) Turgid C) Plasmolysis D) Deplasrnolysid  Q5) The homeostasis means: A) Osmoregulation B) Excretion C) Both of these D) None of these Q6) In plant temperature maintained by: A) Osmosis B) Diffusion C) Inhibitions D) Transpiration Q7) Transpiration is take place through: A) Stomata…

  • Biochemistry,  MCQ


    Q1)  Any attribute or descriptive phrase, referring to form, structure or behaviour of a specific organism for a particular purpose is: A) Expression B) Specificity C) Character D) Nature E) None of the above Q2) Which one of the following is an example of “Expression of character”? A) Petal length B) Stem thickness C) Corolla colour D) Sepals colour green E) Leaf shape Q3) Living organisms having fundamental similarity in their structure are studied under: A) Biochemistry B) Anatomy C) Homology D) Heterology E) Cytology Q4) From evolutionary point of view, flipper and wing are believed to resemble human: A) Hand B) Foot C) Fingers D) Arm E) Leg Q5)…


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