Recent questions tagged 176

Which of the following is a commercial blood cholesterol lowering agent?

asked Jul 8, 2019 by pady_1

2 answers

The maximum value of $fx) = 2x^3 - 21x^2 + 36 x + 20$, in the interval $0 \leq x \leq 2$, is

asked Dec 19, 2018 by pady_1

0 answers

The derivative of $\sin^{-1}x$ w.r. to $\cos^{-1} \sqrt{1-x^2}$ is :

asked Dec 19, 2018 by pady_1

0 answers

If $d$ is the determinant of a square matrix $A$ of order $m$, then the determinant of its adjoint, is :

asked Dec 19, 2018 by pady_1

0 answers

$|x| <1$, the coefficient of $x^3$ in the expansion of $\log (1+x+x^2)$ in ascending powers of $x$, is :

asked Dec 11, 2018 by pady_1

0 answers

The two curves $x^3 - 3xy^2 + 2 = 0$ and $3x^2y - y^3 - 2 =0$ :

asked Dec 11, 2018 by pady_1

0 answers

If $f : R \to R$ satisfies $f(x+y) = f(x) + f(y)$, for all $x, \; y \in R$ and $f(1) = 7$, then $\displaystyle\sum_{r=1}^{n} f(r)$ is :

asked Dec 11, 2018 by pady_1

0 answers

A particle at the end of a spring executes simple harmonic motion with a period $t_1$, while the corresponding period for another spring is $t_2$. If the period of oscillation with the two springs in series is $t$, then

asked Nov 5, 2018 by pady_1

0 answers

Which of the following features is used to identify a male cockroach from a female cockroach ?

asked Aug 21, 2018 by pady_1

1 answer

Young's double slit experiment is first performed in air and then in a medium other than air. It is found that $8^{th}$ bright fringe in the medium lies where $5^{th}$ dark fringe lies in air. The refractive index of the medium is nearly :

asked Aug 21, 2018 by pady_1

1 answer

An electron of mass m and a photon have same energy E. The ratio of de-Broglie wavelengths associated with them is :

asked Aug 21, 2018 by pady_1

1 answer

Water rises to a height ‘h’ in capillary tube. If the length of capillary tube above the surface of water is made less than ‘h’, then :

asked Aug 21, 2018 by pady_1

1 answer

Just as a person moving from Delhi to Shimla to escape the heat for the duration of hot summer, thousands of migratory birds from Siberia and other extremely cold northern regions move to:

asked Aug 20, 2018 by pady_1

1 answer

A biologist studied the population of rats in a barn, He found that the average natality was 250, average mortality 240, immigration 20 and emigration 30. The net increase in population is :

asked Aug 20, 2018 by pady_1

1 answer

Compared to those of humans, the erythrocytes in frog are

asked Aug 20, 2018 by pady_1

1 answer

Which one of the following correctly explains the function of a specific part of a human nephron ?

asked Aug 16, 2018 by pady_1

1 answer

Which one of the folliwng is not a lateral meristem ?

asked Jul 26, 2018 by pady_1

1 answer

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

asked Jul 26, 2018 by pady_1

1 answer

Bacterial leaf blight of rice is caused by a species of:

asked Jul 26, 2018 by pady_1

1 answer

In the hexaploid wheat, the haploid(n) and basic(x) numbers of chromosomes are:

asked Jul 26, 2018 by pady_1

1 answer

Cri-du-chat syndrome in humans is caused by the-

asked Jul 25, 2018 by pady_1

0 answers

There are two opposing views about origin of modern man. According to one view **** erectus in Asia were the ancestors of modern man. A study of variation of DNA however suggested African origin of modern man. What kind of observation of DNA variation could suggest this -

asked Jul 24, 2018 by pady_1

1 answer

After a mutation at a genetic locus the character of an organism changes due to the change in :-

asked Jul 24, 2018 by pady_1

1 answer

Nicotiana sylvestris flowers only during long days and N. tabacum flowers only during short days. If raised in the laboratory under different photoperiods, they can be induced to flower at the same time and can be cross-fertilized to produce self-fertile offspring. What is the best reason for considering N. sylvestris and N. tabacum to be separate species : -

asked Jul 24, 2018 by pady_1

2 answers

Which of the following is the example of *** linked disease : -

asked Jul 23, 2018 by pady_1

2 answers

m-RNA is synthesised on DNA template in which direction : -

asked Jul 20, 2018 by pady_1

0 answers

Which of the following have carbohydrate as prosthetic group :

asked Jul 20, 2018 by pady_1

1 answer

Which of the following most used in genetic engineering :

asked Jun 15, 2018 by pady_1

1 answer

What do you get when you add the following decimals: 489.55 and 10.23?

asked Dec 31, 2015 by pady_1

0 answers

Ask Questions, Get Answers