Recent questions tagged 125

Use of an artificial kidney during hemodialysis may result in : (a) Nitrogenous waste build-up in the body (b) Non-elimination of excess potassium ions (c) Reduced absorption of calcium ions from gastro- intestinal tract (d) Reduced RBC production Which of the following options is the most appropiate?

asked Jul 8, 2019 by pady_1

1 answer

If $1, \omega, \omega^2$ are the cube roots of unity and $a, b$ are real and $x = a + b$, $y = a \omega^2 + b \omega$, $z = a \omega + b \omega^2$, then $x^2 + y^2 + z^2 $ is equal to :

asked Dec 19, 2018 by pady_1

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If the equation $ax^2 + 5xy - 6y^2 - 10x + 11y + c = 0$ represents two perpendicular lines, then $c$ is equal to :

asked Dec 19, 2018 by pady_1

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The minimum value of $x^x$ is :

asked Dec 19, 2018 by pady_1

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A variable plane is at a constant distance $h$ from the origin and meets the co-ordinate axes in A, B, C. Locus of centroid of $\Delta ABC$ is :

asked Dec 11, 2018 by pady_1

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A square planar complex is formed by hybridisation of the following atomic orbitals :

asked Dec 11, 2018 by pady_1

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In the co-ordination compound, $K_4[Ni(CN)_4]$, the oxidation state of nickel is :

asked Dec 11, 2018 by pady_1

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The value of $a$, for which the points A, B, C with position vectors $2 \hat{i} - \hat{j} + \hat{k}, \; \hat{i} - 3 \hat{j} - 5 \hat{k}$ and $a \hat {i} - 3 \hat {j} - \hat{k}$ respectively are the vertices of a right angled triangle with $C = \frac{\pi}{2}$ are :

asked Nov 13, 2018 by pady_1

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A photon of hard gamma radiation knocks a proton out of $^{24}_{12} Mg$ nucleus to form :

asked Nov 5, 2018 by pady_1

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Coordination compound have great importance in biological systems. In this context which of the living following statements is incorrect ?

asked Nov 5, 2018 by pady_1

1 answer

Sweet potato is a modified

asked Aug 21, 2018 by pady_1

1 answer

The morphological nature of edible part of coconut is :

asked Aug 21, 2018 by pady_1

1 answer

Proximal end of the filament of stamen is attached to the :

asked Aug 21, 2018 by pady_1

1 answer

Name the pulmonary disease in which alveolar surface area involvedin gas exchange is drastically reduced due to damage in the alveolar walls.

asked Aug 21, 2018 by pady_1

1 answer

The first human hormone produced by recombinant DNA tecnology is:

asked Aug 20, 2018 by pady_1

1 answer

Which of the following Bt crops is being growm in India by the farmers?

asked Aug 20, 2018 by pady_1

1 answer

How many plants in the list give below have composite fruits that develop from an inflorescence Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry

asked Aug 20, 2018 by pady_1

1 answer

CAM helps the plants in :

asked Aug 16, 2018 by pady_1

1 answer

PGA as the first CO2 fixation product was discovered in photosynthesis of –

asked Jul 26, 2018 by pady_1

1 answer

Sickel cell anemia is :

asked Jul 26, 2018 by pady_1

1 answer

In the DNA molecule:

asked Jul 26, 2018 by pady_1

1 answer

One of the important consequences of geographical isolation is

asked Jul 26, 2018 by pady_1

1 answer

Moss peat is used as a packing material for sending flowers and live plants to distant places because-

asked Jul 25, 2018 by pady_1

1 answer

Grey crescent is the area -

asked Jul 24, 2018 by pady_1

0 answers

The recessive genes located on X-chromosomes in humans are always-

asked Jul 24, 2018 by pady_1

1 answer

In recent years, DNA sequences (nucleotide sequence) of mt-DNA and Y chromosomes were considered for the study of human evolution, because : -

asked Jul 24, 2018 by pady_1

1 answer

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

asked Jul 23, 2018 by pady_1

1 answer

Which pair is wrong : -

asked Jul 20, 2018 by pady_1

1 answer

Pneumatophores are found in :

asked Jul 20, 2018 by pady_1

1 answer

Which of the following exercise a control over transcription :

asked Jun 15, 2018 by pady_1

1 answer

Find the missing numbers. 1.55 + ________________ = 7.54

asked Dec 31, 2015 by pady_1

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