Recent questions tagged neet

If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into :-

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Phenetic classification of organisms is based on:-

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ELISA is used to detect viruses, where :-

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Common indicator organism of water pollution is :-

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Which of the following propagates through leaf- tip :-

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A nutritionally wild type organism, which does not require any additional growth supplement is known as :-

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Which form of RNA has a structure resembling clover leaf ?

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Recently Govt. of India has allowed mixing of alcohol in petrol. What is the amount of alcohol permitted for mixing in petrol :-

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In which of the following pairs is the specific characteristic of a soil not correctly matched :-

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An ecosystem which can be easily damaged but can recover after some time if damaging effect stops will be having -

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One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in -

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When a fresh water protozoan possessing a contractile vacuole, is placed in a glass containing marine water, the vacuole will-

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Chemically hormones are :-

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The Ti plasmid is often used for making transgenic plants. This plasmid is found in

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Plants adapted to low light intensity have :-

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In the ABO system of blood groups if both antigens are present but no antibody, the blood group of the individual would be :-

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A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is :-

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A major component of gobar gas is :-

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Which one of the following pair's correctly matches a hormone with a disease resulting from its deficiency :-

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Which one of the following pairs is not correctly matched :-

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Mast cells of connective tissue contain -

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A terrestrial animal must be able to -

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Diversification in plant life appeared :-

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Cell elongation in internodal regions of the green plants takes place due to :-

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The most abundant element present in the plant is :-

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The technique of obtaining large number of plantlets by tissue culture method is called –

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Photosynthetically active radiation (PAR) represents the following range of wave length

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Which one of the following is the correct matching of a vitamin, its nature and its deficiency disease :

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The following ratio is generally constant for a given species :-

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The most likely reason for the development of resistance against pesticides in insects damaging a crop is :-

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India's wheat yield revolution in the 1960s was possible primarily due to :-

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A male human is heterozygous for autosomal genes A and B and is also hemizygous for hemophilic gene h. What proportion of his sperms will be abh :-

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In the somatic cell cycle :-

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Dough kept overnight in warm weather becomes soft and spongy becauses of :-

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In a mutational event, when adenine is replaced by guanine, it is a case of -

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Which of the following statements is not true for retroviruses :-

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Crossing over that results in genetic recombination in higher organisms occurs between :-

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In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed, would drive :-

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Restriction endonucleases :-

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The maximum growth rate occurs in :-

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The animals with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage, belong to the phylum -

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Flagella of prokaryotic and eukaryotic cells differ in :-

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DNA fingerprinting refers to :-

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In which one of the following enzymes, is copper necessarily associated as an activator -

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Lead concentration in blood is considered alarming if it is -

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One set of a plant was grown at 12 hours day and 12 hours night period cycles and it flowered while in the other set night phase was interrupted by flash of light and it did not produce flower. Under which one of the following categories will you place this plant ?

asked Jul 24, 2018 by pady_1

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Which one of the following preceeds re- formation of the nuclear envelope during M phase of the cell cycle :- lood

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The most thoroughly studied of the known bacteria-plant interactions is the :-

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What is a keystone species ?

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The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be grafted in him. It is likely that it will be grafted at the site of -

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