Recent questions tagged 157

Consider the following statements : (A) Coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group. (B) A complete catalytic active enzyme with its bound prosthetic group is called apoenzyme. Select the correct option.

asked Jul 8, 2019 by pady_1

1 answer

If $x^xy^yz^z$ = constant, then $\frac{dz}{dx}$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

$\log_8 128$ is equal to :

asked Dec 19, 2018 by pady_1

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The number of ways in which 13 gold coins can be distributed among three persons such that each one gets at least two gold coins is :

asked Dec 19, 2018 by pady_1

0 answers

The family of curves in which the sub-tangent at any point to any curve is double the abscissa is given by :

asked Dec 11, 2018 by pady_1

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$\displaystyle\lim_{x \to 0} \frac{\sqrt{1-\cos 2x}}{\sqrt{2}x}$ is :

asked Dec 11, 2018 by pady_1

0 answers

If the sum of the roots of the quadratic equation $ax^2 + bx + c =0$ is equal to the sum of the square of their reciprocals, then $\frac{a}{c}, \frac{b}{a}$ and $\frac{c}{b}$ are in :

asked Dec 11, 2018 by pady_1

0 answers

An automobile travelling with speed of $60\; km/h$, can brake to stop within a distance of 20 cm. If the car is going twice as fast, i.e $120\; km/h$, the stopping distance will be

asked Nov 5, 2018 by pady_1

0 answers

The contraceptive 'SAHELI'

asked Aug 21, 2018 by pady_1

1 answer

The resistance of a wire is 'R' ohm. If it is melted and stretched to 'n' times its original length, its new resistance will be

asked Aug 21, 2018 by pady_1

1 answer

An air column, closed at one end and open at the other, resonates with a tuning fork when the smallest length of the column is 50 cm. The next larger length of the column resonating with the same tuning fork is :

asked Aug 21, 2018 by pady_1

1 answer

Two particles A and B, move with constant velocities $\overrightarrow{v_1}$ and $\overrightarrow{v_2}$. At the initial moment their position vectors are $\overrightarrow{r_1}$ and $\overrightarrow{r_2}$ respectively. the condition for particles A and B for their collision is :

asked Aug 21, 2018 by pady_1

1 answer

Identify the hormone with its correct matching of source and function:

asked Aug 20, 2018 by pady_1

1 answer

Which of the following statement is correct in relation to the endocrine system ?

asked Aug 20, 2018 by pady_1

1 answer

What is true about ribosomes

asked Aug 20, 2018 by pady_1

1 answer

The ciliated columnar epithelial cells in humans are known to occur in :

asked Aug 16, 2018 by pady_1

1 answer

What is true about RBCs in humans ?

asked Jul 26, 2018 by pady_1

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 proved effective for biological control of nematodal disese in plants?

asked Jul 26, 2018 by pady_1

1 answer

Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoried building starts climbing down the stairs rapidly. <br> Which hormone initiated this action ?

asked Jul 26, 2018 by pady_1

1 answer

Two microbes found to be very useful in genetic engineering are-

asked Jul 25, 2018 by pady_1

0 answers

Prolonged liberal irrigation of agricultural fields is likely to create the problem of -

asked Jul 24, 2018 by pady_1

0 answers

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

asked Jul 24, 2018 by pady_1

0 answers

Which one of the following concerns photophosphorylation : -

asked Jul 24, 2018 by pady_1

0 answers

Two different species can not live for long duratio in the same niche or habitat. This law is : -

asked Jul 23, 2018 by pady_1

1 answer

Passive absorption of minerals depend on

asked Jul 20, 2018 by pady_1

1 answer

A giant rat is formed in the laboratory, what is the reason :

asked Jul 20, 2018 by pady_1

2 answers

Osmotic potential and water potential of pure water respectively :

asked Jun 15, 2018 by pady_1

1 answer

The product of 2 decimal numbers is 956.81. If one of them is 29.35 then what is the other number?

asked Dec 31, 2015 by pady_1

0 answers

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