Recent questions tagged past papers

Geocarpic fruit is : -

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What is true for cleavage : -

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Edible part in mango is : -

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Seed dormancy is due to the : -

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Which of the following absorb light energy for photosynthesis : -

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In Photosynthesis energy from light reaction to dark reaction is transferred in the form of : -

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In which of the following notochord is present in embryonic stage : -

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Which type of association is found in between entomophilous flower and pollinating agent : -

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What is the direction of micropyle in anatropous ovule :-

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Maximum green house gas released by which country : -

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In Angiosperms pollen tube liberate their male gametes into the : -

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Number of wild life is continuously decreasing. What is the main reason of this : -

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In which era reptiles were dominated : -

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What is true for individuals of same species

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Which of the following is absent in polluted water : -

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In protozoa like Amoeba and Paramecium, a organ is found for osmoregulation which is : -

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During the formation of bread it becomes porous due to release of $CO_2$ by the action of : -

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Ribosomes are produced in :

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Which of the following occurs more than one and less than five in a chromosome : -

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In which condition, the gene ratio remains constant for any species : -

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In fluid mosaic model of plasma membrane

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Acromegaly is caused by : -

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Adrenalin direct affect on : -

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Hydrolytic enzymes which act on low pH are called as : -

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Which of the following is used in the treatment of Thyroid cancer : -

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Which cartilage is present on the end of long bones -

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Impulse of heart beat originates from : -

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According to fossils which discovered up to present time, origin and evolution of man was started from which country -

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There is no life on moon due to the absence of -

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Genetic drift oparates in : -

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Which of the following are homologous organs :-

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Which of the following is important for speciation : -

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Reason of fast speciation in present day crop plants is -

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Change in sequence of nucleotide in DNA is called as -

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In a population, unrestricted reproductive capacity is called as -

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Enzymes are made up of : -

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The percentage of C, H and N in an organic compound are 40%, 13.3% and 46.7% respectively then emprirical formula is :

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When phenol is treated with $CHCl_3$ and $NaOH$, the product formed is :-

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Z in the above reaction sequence is : -

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Cellulose is polymer of : -

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In the above reaction product 'P' is :

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Monomer of
is

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Reactivity order of halides for dehydrohalogenation is : -

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In borax bead test which compound is formed

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Position of non polar & polar part in micelle : -

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$CuSO_4$ when reacts with KCN forms CuCN, which is insoluble in water. It is soluble in excess of KCN, due to formation of the following complex : -

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In the silver plating of copper, $K[Ag(CN)_2]$ is used instead of $AgNO_3$. The reason is : -

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The hypothetical complex chloro diaquatriammine cobalt (III) chloride can be represented as : -

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Atomic number of Cr and Fe are respectively 24 and 26, which of the following is paramagnetic with the spin of electron : -

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Which of the following shows maximum number of oxidation states :-

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