Recent questions in 2009

which one of the following is commonly used in transfer of foreign DNA into crop plants ?

asked Jul 26, 2018 by pady_1

1 answer

Alzhimer disease in humans is associated with the deficiency of :

asked Jul 26, 2018 by pady_1

1 answer

Use of anti-histamines and steroids give a quick relief from -

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1 answer

Which one is the wrong pairing for the disease and its causal organism ?

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1 answer

Somaclones are obtained by : -

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1 answer

Global agreement in specific control strategies to reduce the release of ozone depleting substances, was adopted by :

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2 answers

DDT residues are rapidly passed through food chain causing biomagnification because DDT is :

asked Jul 26, 2018 by pady_1

1 answer

Biochemical Oxygen Demand (BOD) in a river water :

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Step taken by the Government of India to control air pollution include :

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1 answer

Chipko movement was launched for the protection of -

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Montreal protocol aims at :

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1 answer

Which one of the following has maximum genetic diversity in India ?

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2 answers

Which one of the following types organisms occupy more than one trophic level in a pond ecosystem ?

asked Jul 26, 2018 by pady_1

1 answer

When breast feeding is replaced by less nutritive food low in proteins and calories, the infants below the age of one year are likely to suffer from :

asked Jul 26, 2018 by pady_1

1 answer

A change in the amount of yolk and its distribution in the egg will effect :

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1 answer

The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is :

asked Jul 26, 2018 by pady_1

2 answers

Which one of the following is considered important in the development of seed habit ?

asked Jul 26, 2018 by pady_1

1 answer

Elbow joint is an example of :

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1 answer

Which one of the following correctly described the location of some body parts in the earthworm Pheretima ?

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following statement is true regarding digestion and absorption of food in humans :

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following is the correct matching of three items and their grouping category ? OPTIONS :

asked Jul 26, 2018 by pady_1

1 answer

Which part of human brain is concerned with the regulation of body temperature ?

asked Jul 26, 2018 by pady_1

2 answers

What will happen if the stretch receptors of the urinary bladder wall are totally removed ?

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2 answers

Compared to blood our lymph has :

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1 answer

Which one of the following is correct pairing of a body part and like kind of muscle tissue that moves it ?

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following pairs of food compounds in humans reaches the stomach totally undigested -

asked Jul 26, 2018 by pady_1

2 answers

Uric acid is the chief nitrogenous component of the excretory products of -

asked Jul 26, 2018 by pady_1

1 answer

In a standard ECG which one of the following alphabets is the correct represention of the respective activity of the human heart ?

asked Jul 26, 2018 by pady_1

1 answer

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is -

asked Jul 26, 2018 by pady_1

1 answer

A fruit developed from hypanthodium inflorescence is called :

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1 answer

Oxygenic photosynthesis occurs in :

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2 answers

Manganese is required in :

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Guard cells help in :

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An example of a seed with endosperm, perisperm and caruncle is -

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1 answer

Cotyledons and testa respectively are edible parts in -

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1 answer

In the case of peppered moth (Biston betularia) the black-coloured from became dominant over the light-coloured form in England during industrial revolution. This is an example of -

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1 answer

Point mutation involves :

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1 answer

Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" ?

asked Jul 26, 2018 by pady_1

1 answer

Semiconservative replication of DNA was first demonstrated in :

asked Jul 26, 2018 by pady_1

2 answers

Removal of introns and joining the exons in a defined order in a transcription unit is called :

asked Jul 26, 2018 by pady_1

1 answer

What is not true for genetic code?

asked Jul 26, 2018 by pady_1

1 answer

Synapsis occurs between :

asked Jul 26, 2018 by pady_1

2 answers

Stroma in the chloroplast of higher plant contains :

asked Jul 26, 2018 by pady_1

1 answer

Plasmodesmata are :

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2 answers

If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is :

asked Jul 26, 2018 by pady_1

2 answers

Which one of the following pairs of animals comprises 'Jawless fishes' ?

asked Jul 26, 2018 by pady_1

2 answers

Peripatus is a connecting link between :

asked Jul 26, 2018 by pady_1

3 answers

The segment of DNA which acts as the instrument manual for the synthesis of the protein is :

asked Jul 26, 2018 by pady_1

1 answer

The state of hybridization of $C_2, C_3, C_5$ and $C_6$ the hydrocarbon â€“ is in the following sequence :

asked Jul 26, 2018 by pady_1

1 answer

Consider the following reaction : $Phenol \xrightarrow{Zn\; dust} X \xrightarrow[Anhydrous \;AlCl_3]{CH_3Cl} Y \xrightarrow{Alkaline \; KMnO_4} Z,$ the product of Z is :

asked Jul 26, 2018 by pady_1

1 answer

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