In ruby laser, the stimulated emission is due to transition from

A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is

convex lens made of glass has focal length 0.15m in air. If the refractive index of glass is 3/2, and that of water is 4/3 the focal length of lens when immersed in water is

Two sources are said to be coherent if they produce waves

10^-6 M NaOH is diluted 100 times. The pH of the diluted base is

In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is

The one which decreases with dilution is

The respiratory quotient during cellular respiration would depend on

Which of the following is not a green - house gas ?

Both husband and wife have normal vision though their fathers were colorblind and mothers did not have any gene for colorblindness. The probability of their daughters becoming colorblind is

How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?

Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is

If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.

How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?

How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?

How many meaningful words can be made from the letters ‘LMEA’ using each letter only once in each word?

If it is possible to make only one meaningful word with the first, the second, the seventh and the eighth letters of the word TEMPORAL, which of the following will be the first letter of that word? If more than one such word can be made, give ‘Y’ as the answer and if no such word can be made, give ‘X’ as the answer.

If the letters of the word HANDOVER are arranged alphabetically from left to right how many letters will remain at the same position?

How many such pairs of letters are there in the word EXCURSION, each of which has as many letters between them in the word as they have in the English alphabet?

If it is possible to make only one meaningful word with the first, the second, the third, the sixth and the eighth letters of the word DEVIATION first letter of that word is your answer? If more than one such word can be made formed your answer is ‘A’  and if no such word can be formed your answer is ‘B’.

When Uttar Pradesh got it officially as statehood ?

When was the Constituent Assembly of India formed?

Who is known as the "Father of the Indian Renaissance" ?

Which is the longest river in India?

What policy was approved by the UP cabinet on June 4, 2025, to promote tourism?

How many rooms can a person register under the UP Homestay Policy-2025?

Which day is observed on October 1, 2025 to promote elderly care and respect?

Which international day is observed on October 1, 2025 to raise awareness about habitat and urban issues?

Where was the 8th International Solar Alliance (ISA) Assembly held in 2025?

What was a major outcome of the DRDO's SAMANVAY 2025 event in Bengaluru?

The shivering, a characteristic symptom of malaria, occurs when :

The trophozoite of Plasmodium lives in :

In Paramecium, a food vacuole is formed at the posterior end of which structure?

In a Paramecium, the trichocysts are used for :

The disease caused by Trypanosoma cruzi is :

The infective stage of Entamoeba histolytica is :

Sporogony of malaria parasite occurs in :

Entamoeba differs from Amoeba is not having :

Mild tertian malaria is caused by :

Which adaptation enables Amoeba to survive unfavourable environmental conditions?

The number of daughter paramecia produced following conjugation is :

Which enzyme secreted into the food vacuole of Amoeba primarily helps digest proteins?

Ingestion of some water with food in Amoeba takes place by the process of :

The path followed by a food vacuole in Paramecium is referred to as :

Sleeping sickness in man is caused by Trypanosoma by the bite of the infective :

What is the principal nitrogenous excretory product of Amoeba?

In the life cycle of Plasmodium, humans function primarily as which type of host?

Locomotory organelles in the parasitic protozoa of class sporozoa are :

In Paramecium, proteins are digested :

The schizogony cycle of Plasmodium takes place in :