Recent questions tagged 101

What map unit (Centimorgan) is adopted in the construction of genetic maps ?

asked Jul 8, 2019 by pady_1

1 answer

If $f : R^+ \to R$, such that $f(x) = \log_3x$, then $f^{-1}(x)$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

$\frac{\sin \theta + \sin 2 \theta}{1 + \cos \theta + 2 \cos \theta}$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

Two consecutive sides of a parallelogram are $4x+5y=0$ and $7x+2y=0$. If the equation of one diagonal is $11x + 7y =9$, then the equation of the other diagonal is :

asked Dec 19, 2018 by pady_1

0 answers

If $\overrightarrow{a} = \hat{i} + 4 \hat{j}, \; \overrightarrow{b} = 2 \hat{i} - 3 \hat{j}, \; \overrightarrow{c} = 5 \hat{i} + 9 \hat{j}$, then $\overrightarrow{c}$ is equal to :

asked Dec 11, 2018 by pady_1

0 answers

Aluminium is extracted by the electrolysis of :

asked Dec 11, 2018 by pady_1

0 answers

The solubility in water of a sparingly soluble salt $AB_2$ is $1.0 \times 10^{-5} mol\;L^{-1}$. Its solubility product number will be :

asked Dec 11, 2018 by pady_1

0 answers

A 5V battery with internal resistance $2\Omega$ and a 2V battery with internal resistance $1\Omega$ are connected to a $10\Omega$ resistor as shown in the figure. The current in the $10\Omega$ resistor is <img src""/>

asked Nov 29, 2018 by pady_1

0 answers

Which of the following is the correct order of decreasing $S_N2$ reactivity ? (X = a halogen)

asked Nov 29, 2018 by pady_1

0 answers

The following mechanism has been proposed for the reaction of $NO$ with $Br_2$ to form $NOBr$ : $NO(g) + Br_2 (g) \rightleftharpoons NOBr_2 (g) $ $NOBr_2 (g) + NO (g) \to 2NOBr (g) $ If the second step is the rate determining step, the order of the reaction with respect to $NO (g)$ is :

asked Nov 13, 2018 by pady_1

0 answers

Calculate $\land^{\infty} HOAc$ using appropriate molar conductances of the electrolytes listed above at infinite dilution in $H_2O$ at $25^{\circ} C$ :

asked Nov 5, 2018 by pady_1

0 answers

In hydrogen-oxygen fuel cell, combustion of hydrogen occurs to

asked Nov 5, 2018 by pady_1

1 answer

Which of the following elements is responsible for maintaining turgor in cells ?

asked Aug 21, 2018 by pady_1

1 answer

Which one of the following is related to Ex-situ conservation of threatened animals and plants ?

asked Aug 21, 2018 by pady_1

1 answer

Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers

asked Aug 21, 2018 by pady_1

1 answer

If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence ?

asked Aug 21, 2018 by pady_1

1 answer

Tracheids differ from the tracheary elements in :

asked Aug 20, 2018 by pady_1

1 answer

Age of a tree can be estimated by :

asked Aug 20, 2018 by pady_1

1 answer

Cycas and adiantum resemble each other in having

asked Aug 20, 2018 by pady_1

1 answer

The "Eyes" of the potato tuber are :

asked Aug 16, 2018 by pady_1

1 answer

In vitro fertilization is a technique that involves transfer of which one of the following into the fallopian tube?

asked Jul 26, 2018 by pady_1

2 answers

Which one of the following has haplontic life cycle ?

asked Jul 26, 2018 by pady_1

1 answer

A competitive inhibitor of succinic dehydrogenase is :

asked Jul 26, 2018 by pady_1

1 answer

Biological organisation starts with :-

asked Jul 26, 2018 by pady_1

1 answer

What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids ?

asked Jul 25, 2018 by pady_1

2 answers

Which of the following is the simplest amino acid -

asked Jul 24, 2018 by pady_1

1 answer

Blood analysis of a patient reveals an unusually high quantity of carboxy-haemoglobin content. Which of the following conclusions is most likely to be correct ? The patient has been inhaling polluted air containing unusually high content of -

asked Jul 24, 2018 by pady_1

2 answers

Cellular totipotency is demonstrated by :-

asked Jul 24, 2018 by pady_1

2 answers

Which is a reducing sugar : -

asked Jul 23, 2018 by pady_1

1 answer

Independent assortment of genes does not takes place when : -

asked Jul 20, 2018 by pady_1

1 answer

The first step for initiation of photosynthesis will be :

asked Jul 20, 2018 by pady_1

2 answers

If Mendel might have studied 7 pairs of characters in a plant with 12 chromosomes instead of 14 then :

asked Jun 15, 2018 by pady_1

2 answers

A snail crawls 36 cm in 24 minutes. It crawls another 86 cm in 57 minutes. How many metres does it travel in the total time?

asked Dec 31, 2015 by pady_1

0 answers

Ask Questions, Get Answers

What map unit (Centimorgan) is adopted in the construction of genetic maps ?

If $f : R^+ \to R$, such that $f(x) = \log_3x$, then $f^{-1}(x)$ is equal to :

$\frac{\sin \theta + \sin 2 \theta}{1 + \cos \theta + 2 \cos \theta}$ is equal to :

Two consecutive sides of a parallelogram are $4x+5y=0$ and $7x+2y=0$. If the equation of one diagonal is $11x + 7y =9$, then the equation of the other diagonal is :

If $\overrightarrow{a} = \hat{i} + 4 \hat{j}, \; \overrightarrow{b} = 2 \hat{i} - 3 \hat{j}, \; \overrightarrow{c} = 5 \hat{i} + 9 \hat{j}$, then $\overrightarrow{c}$ is equal to :

Aluminium is extracted by the electrolysis of :

The solubility in water of a sparingly soluble salt $AB_2$ is $1.0 \times 10^{-5} mol\;L^{-1}$. Its solubility product number will be :

A 5V battery with internal resistance $2\Omega$ and a 2V battery with internal resistance $1\Omega$ are connected to a $10\Omega$ resistor as shown in the figure. The current in the $10\Omega$ resistor is<br> <img src""/>

Which of the following is the correct order of decreasing $S_N2$ reactivity ? <br> (X = a halogen)

<br> Calculate $\land^{\infty} HOAc$ using appropriate molar conductances of the electrolytes listed above at infinite dilution in $H_2O$ at $25^{\circ} C$ :

In hydrogen-oxygen fuel cell, combustion of hydrogen occurs to

Which of the following elements is responsible for maintaining turgor in cells ?

Which one of the following is related to Ex-situ conservation of threatened animals and plants ?

Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers

If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence ?

Tracheids differ from the tracheary elements in :

Age of a tree can be estimated by :

Cycas and adiantum resemble each other in having

The "Eyes" of the potato tuber are :

In vitro fertilization is a technique that involves transfer of which one of the following into the fallopian tube?

Which one of the following has haplontic life cycle ?

A competitive inhibitor of succinic dehydrogenase is :

Biological organisation starts with :-

What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids ?

Which of the following is the simplest amino acid -

Blood analysis of a patient reveals an unusually high quantity of carboxy-haemoglobin content. Which of the following conclusions is most likely to be correct ? The patient has been inhaling polluted air containing unusually high content of -

Cellular totipotency is demonstrated by :-

Which is a reducing sugar : -

Independent assortment of genes does not takes place when : -

The first step for initiation of photosynthesis will be :

If Mendel might have studied 7 pairs of characters in a plant with 12 chromosomes instead of 14 then :

A snail crawls 36 cm in 24 minutes. It crawls another 86 cm in 57 minutes. How many metres does it travel in the total time?