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How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits ?

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The enzyme enterokinase helps in conversion of:

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The ovary is half inferior in:

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Which of the following is correct about viroids ?

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Montreal protocol was signed in 1987 for control of:

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Which of the following hormone levels will cause release of ovum (ovulation) from the graffian follicle ?

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Which of the following pairs is of unicellular algae?

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Select the option including all sexually transmitted diseases.

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Floridean starch has structure similar to:

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Presence of which of the following conditions in urine are indicative of Diabetes Mellitus ?

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human digestive system

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. By which method was a new breed 'Hisardale' of sheep formed by using Bikaneri ewes and Marino rams ?

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Identify the wrong statement with reference to immunity.

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Which of the following refer to correct example(s) of organisms which have evolved due to changes in environment brought about by anthropogenic action?

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Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to

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The oxygenation activity of RuBisCo enzyme in photorespiration leads to the formation of

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Secondary metabolites such as nicotine, strychnine and caffeine are produced by plants for their

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The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is

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Embryological support for evolution was disapproved by

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From his experiments. S.L.Miller produced amino acids by mixing the following in a closed flask

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