Recent questions tagged 137

Select the incorrect statement.

asked Jul 8, 2019 by pady_1

1 answer

The equaion of the line common to the pairs of lines $(p^2 - q^2)x^2 + (q^2 - r^2) xy + (r^2 - p^2) y^2 = 0$ and $(f-m)x^2 + (m-n)xy + (n-f)y^2 = 0$ is :

asked Dec 19, 2018 by pady_1

0 answers

If $\overrightarrow{a} $ and $\overrightarrow{b}$ are unit vectors such that $|\overrightarrow{a} \times \overrightarrow{b}| = \overrightarrow{a}.\overrightarrow{b}$, then $|\overrightarrow{a} + \overrightarrow{b}|^2$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

The area in square units bounded by the curves $y = x^3,\; y = x^2$ and the ordinates $x=1, \; x=2$ is equal to

asked Dec 19, 2018 by pady_1

0 answers

$\displaystyle\lim_{x \to \infty} \begin{pmatrix}\frac{x+a}{x+b}\end{pmatrix}^{a+b} $ is equal to :

asked Dec 11, 2018 by pady_1

0 answers

Rate constant $k$ of the first order reaction when initial concentration $C_0$ and concentration $C_t$ at time $t$ is given by equation $kt = \log C_0 - \log C_t$ Graph is a straight line if we plot :

asked Dec 11, 2018 by pady_1

0 answers

During dehydration of alcohols to alkenes by heating with concentration $H_2SO_4$ the initiation step is :

asked Dec 11, 2018 by pady_1

0 answers

The function $f(x) = \frac{x}{2} +\frac{2}{x}$ has a local minimum at :

asked Nov 13, 2018 by pady_1

0 answers

Which of the following is fully fluorinated polymer ?

asked Nov 5, 2018 by pady_1

0 answers

Rate of the reaction is fastest when Z is

asked Nov 5, 2018 by pady_1

1 answer

Which of the following hormones can play a significant role in osteoporosis ?

asked Aug 21, 2018 by pady_1

1 answer

Consider a drop of rain water having mass $1g$ falling from a height of $1\; km$. It hits the ground with a speed of $50 \;m/s$. Take 'g' constant with a value $10 \;m/s^2$ . The work done by the (i) gravitational force and the (ii) resistive force of air is

asked Aug 21, 2018 by pady_1

1 answer

To get output 1 for the following circuit, the correct choice for the input is :

asked Aug 21, 2018 by pady_1

1 answer

The energy of the em waves is of the order of 15 keV. To which part of the spectrum does it belong ?

asked Aug 21, 2018 by pady_1

1 answer

Which one of the following living organisms completely lacks a cell wall?

asked Aug 20, 2018 by pady_1

1 answer

Which of the following are correctly matched with respect to their taxonomic classification ?

asked Aug 20, 2018 by pady_1

0 answers

The upright pyramid of number is absent in

asked Aug 20, 2018 by pady_1

1 answer

Large Woody Vines are more commonly found in :

asked Aug 16, 2018 by pady_1

1 answer

The nerve centres which control the body temperature and the urge for eating are contained in –

asked Jul 26, 2018 by pady_1

1 answer

An example of axile placentation is -

asked Jul 26, 2018 by pady_1

1 answer

Human insulin is being commercially produced from a transgenic species of:

asked Jul 26, 2018 by pady_1

1 answer

The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is:-

asked Jul 26, 2018 by pady_1

1 answer

An organic substance bound to an enzyme and essential for its activity is called -

asked Jul 25, 2018 by pady_1

0 answers

Which of the following is generally used for induced mutagenesis in crop plants -

asked Jul 24, 2018 by pady_1

1 answer

Edible part of mango is :-

asked Jul 24, 2018 by pady_1

0 answers

The linkage map of X-chromosome of fruitfly has 66 units, with yellow body gene (y) at one end and bobbed hair (b) gene at the other end. The recombination frequency between these two genes (y and b) should be : -

asked Jul 24, 2018 by pady_1

1 answer

Sequence of which of the following is used to know the phylogeny : -

asked Jul 23, 2018 by pady_1

1 answer

What is B.O.D.

asked Jul 20, 2018 by pady_1

1 answer

In mammals milk is digested by action of :

asked Jul 20, 2018 by pady_1

1 answer

Heterosis (Hybrid vigour) desirable in vegetatively propagated plants because :

asked Jun 15, 2018 by pady_1

2 answers

Find the product of 1.2 × 1.2

asked Dec 31, 2015 by pady_1

0 answers

Ask Questions, Get Answers

Select the incorrect statement.

The equaion of the line common to the pairs of lines <br> $(p^2 - q^2)x^2 + (q^2 - r^2) xy + (r^2 - p^2) y^2 = 0$ and $(f-m)x^2 + (m-n)xy + (n-f)y^2 = 0$ is :

If $\overrightarrow{a} $ and $\overrightarrow{b}$ are unit vectors such that $|\overrightarrow{a} \times \overrightarrow{b}| = \overrightarrow{a}.\overrightarrow{b}$, then $|\overrightarrow{a} + \overrightarrow{b}|^2$ is equal to :

The area in square units bounded by the curves $y = x^3,\; y = x^2$ and the ordinates $x=1, \; x=2$ is equal to

$\displaystyle\lim_{x \to \infty} \begin{pmatrix}\frac{x+a}{x+b}\end{pmatrix}^{a+b} $ is equal to :

Rate constant $k$ of the first order reaction when initial concentration $C_0$ and concentration $C_t$ at time $t$ is given by equation <br> $kt = \log C_0 - \log C_t$ <br> Graph is a straight line if we plot :

During dehydration of alcohols to alkenes by heating with concentration $H_2SO_4$ the initiation step is :

The function $f(x) = \frac{x}{2} +\frac{2}{x}$ has a local minimum at :

Which of the following is fully fluorinated polymer ?

Rate of the reaction <br> <br> is fastest when Z is

Which of the following hormones can play a significant role in osteoporosis ?

Consider a drop of rain water having mass $1g$ falling from a height of $1\; km$. It hits the ground with a speed of $50 \;m/s$. Take 'g' constant with a value $10 \;m/s^2$ . The work done by the (i) gravitational force and the (ii) resistive force of air is

To get output 1 for the following circuit, the correct choice for the input is : <br>

The energy of the em waves is of the order of 15 keV. To which part of the spectrum does it belong ?

Which one of the following living organisms completely lacks a cell wall?

Which of the following are correctly matched with respect to their taxonomic classification ?

The upright pyramid of number is absent in

Large Woody Vines are more commonly found in :

The nerve centres which control the body temperature and the urge for eating are contained in –

An example of axile placentation is -

Human insulin is being commercially produced from a transgenic species of:

The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is:-

An organic substance bound to an enzyme and essential for its activity is called -

Which of the following is generally used for induced mutagenesis in crop plants -

Edible part of mango is :-

The linkage map of X-chromosome of fruitfly has 66 units, with yellow body gene (y) at one end and bobbed hair (b) gene at the other end. The recombination frequency between these two genes (y and b) should be : -

Sequence of which of the following is used to know the phylogeny : -

What is B.O.D.

In mammals milk is digested by action of :

Heterosis (Hybrid vigour) desirable in vegetatively propagated plants because :

Find the product of 1.2 × 1.2