Recent questions tagged 169

What is the fate of the male gametes discharged in the synergid?

asked Jul 8, 2019 by pady_1

2 answers

One of the focii of hyperbola is origin and the corresponding directrix is $3x + 4y + 1=0$. The eccentricity of the hyperbola is $\sqrt{5}$. The equation to the hyperbola is :

asked Dec 19, 2018 by pady_1

0 answers

If $\begin{bmatrix} x & y^3 \\ 2 & 0 \end{bmatrix} = \begin{bmatrix} 1 & 8 \\ 2 & 0 \end{bmatrix}$, then $\begin{bmatrix} x&y\\ 2 & 0 \end{bmatrix}^{-1}$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

The equation formed by decreasing each root of $ax^2+bx + c = 0$ by $1$ is $2x^2 + bx+ 2=0$, then :

asked Dec 19, 2018 by pady_1

0 answers

The number of ways in which 5 boys and 4 girls sit around a circular tables. So that no two girls sit together is :

asked Dec 11, 2018 by pady_1

0 answers

$I_n = \begin{align} \int_0^{\pi/4} \tan^n x \; dx \end{align}$ then $\displaystyle\lim_{n \to \infty} n [I_n + I_{n+2} ]$ equals :

asked Dec 11, 2018 by pady_1

0 answers

If $x_1, \; x_2, \; x_3$ and $y_1, \; y_2, \; y_3$ are both in GP with the same common ratio, then the points $(x_1, y_1), \; (x_2, \; y_2)$ and $(x_3, y_3)$:

asked Dec 11, 2018 by pady_1

0 answers

The time period of an earth satellite in circular orbit is independent of

asked Nov 5, 2018 by pady_1

0 answers

Which of these statements is incorrect ?

asked Aug 21, 2018 by pady_1

2 answers

Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are $K_1$ and $K_2$. The thermal conductivity of the composite rod will be <br>

asked Aug 21, 2018 by pady_1

1 answer

A particle moves so that its position vector is given by $\overrightarrow{r} = \cos \omega t \;\hat{x} + \sin \omega t \;\hat{y}$. Where $\omega$ is a constant. <br> Which of the following is true ?

asked Aug 21, 2018 by pady_1

1 answer

If potential(in volts) in a region is expressed as $V (x, y, z) = 6xy – y + 2yz$, the electric field (in N/C) at point (1, 1, 0) is :

asked Aug 21, 2018 by pady_1

1 answer

Commonly used vectors for human genome sequencing are:

asked Aug 20, 2018 by pady_1

1 answer

Which enzyme/s will be produced in a cell in which there is a non-sense mutation in the lac Y gene ?

asked Aug 20, 2018 by pady_1

1 answer

Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside is (mostly in the nucleus)

asked Aug 20, 2018 by pady_1

1 answer

One very special feature in the earthworm pheretima is that :

asked Aug 16, 2018 by pady_1

1 answer

The first movements of the foetus and appearance of hair on its head are usually observed during which month of pregnancy?

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

Cellulose is the major component of cell walls of :

asked Jul 26, 2018 by pady_1

1 answer

A high density of elephant population in an area can result in :-

asked Jul 26, 2018 by pady_1

1 answer

One gene-one enzyme hypothesis was postulated by-

asked Jul 25, 2018 by pady_1

0 answers

One of the examples of the action of the autonomous nervous system is -

asked Jul 24, 2018 by pady_1

0 answers

A major component of gobar gas is :-

asked Jul 24, 2018 by pady_1

0 answers

Which one of the following is wrong in relation to photorespiration :-

asked Jul 24, 2018 by pady_1

1 answer

Geocarpic fruit is : -

asked Jul 23, 2018 by pady_1

1 answer

When we migrate from dark to light, we fail to see for sometimes but after a time visibility becomes normal. It is example of

asked Jul 20, 2018 by pady_1

1 answer

ATP is :

asked Jul 20, 2018 by pady_1

1 answer

Arterial blood pressure in human beings :

asked Jun 15, 2018 by pady_1

1 answer

245.1 $\div$ 30

asked Dec 31, 2015 by pady_1

0 answers

Find $\frac {dy}{dx}$ in the following: $2x +3y = sin \: x$

asked Nov 11, 2012 by thanvigandhi_1

1 answer

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