List of practice Questions

Which of the following amino acids are essential amino acids in humans:
A. Leucine
B. Lysine
C. Isoleucine
D. Serine
Choose the correct answer from the options given below:
Which one of the following statement is incorrect regarding the work of Erwin Chargaff?
Which of the following pair of class and organism is not correctly matched?
Which of the following molecule/ion is not transported/buffered by hemoglobin?
Telomerase acts as a cellular reverse transcriptase that provides the active site for:
Match the LIST-I with LIST-II
Choose the correct answer from the options given below:
Select correct statement about Euchromatin :
In humans, one of the most recognized satellite DNA sequences, found mainly in the centromere region is:
Which of the following statements are correct regarding prokaryotic genomic organization?
A. Most prokaryotes contain a single large circle of double stranded DNA as its genome.
B. The nucleoid is an irregularly shaped region that contains the cell's chromosome and numerous proteins.
C. Nucleoid associated proteins (NAPs) are not particularly important during cell division for the compaction of chromosome.
D. Prokaryotic genomes are much smaller as compared to eukaryotes.
Choose the correct answer from the options given below:
The DNA of the bacterial cell is protected from the cell's own restriction enzymes by the addition of methyl group (-CH3) to ___________ of cytosine.
A. 4th Carbon
B. 7th Carbon
C. 6th Carbon
D. 5th Carbon
Choose the correct answer from the options given below:
A technique for transferring denatured DNA molecules that have been separated electrophoretically from a gel to a matrix (such as a nitrocellulose or nylon membrane) on which a hybridization assay can be performed is called
A scientist wants to separate three protein molecules by ion-exchange chromatography. The pH of the mobile phase of the column is maintained in such a way that the protein molecule (A) has a net charge of -2, protein molecule (B) has a net charge of +2 and protein molecule (C) has a net charge of +1. Which one of the molecule/s will elute first from a cation-exchange resin?
Tryptophan, tyrosine and phenylalanine, absorb ultraviolet light. Therefore, the protein rich in these amino acids strongly absorbs the light of wavelength ___________ due to aromatic side chain of these amino acids.
Which of the following are the types of column chromatography?
A. Paper chromatography
B. Affinity chromatography
C. Size exclusion chromatography
D. Ion-exchange chromatography
Choose the correct answer from the options given below:
Which of the following is not true about gel electrophoresis?
Arrange the following DNA fragments A, B, C, D separated after Gel Electrophoresis in increasing order of number of their base pairs
Which of the following will be the part of the pellet, when tissue cells are homogenized and centrifuged at 1000g for 10 min.?
To observe the specific part of a tissue section under compound microscope, the contrast can be increased by:
During the Vedic age, in the history of costumes, the word "Nivi" was used to describe
Put the following adult literacy programmes in ascending correct order according to their date of implementation.
A. Scheme of Non-formal Education for Youth
B. Social Education Programme
C. National Adult Education Programme (NAEP)
D. Farmers' Functional Literacy Project (FFLP)
Identify the method to assess reliability in the following case:
To assess the nutrient intake of a group of subjects using the 24-hour recall method and the food frequency questionnaire. The result obtained from these two sets of measures are correlated to measure the level of reliability of the tool under consideration.
Match the LIST-I with LIST-II
List-I (Statistical Concept)List-II (Description)
A. BiasI. Prejudice in a general or specific sense, usually in the sense for having a preference to one particular sample, perspective, external influence etc.
B. PrevalenceII. Number of cases of a disease that are present in a particular population at a given time
C. PlaceboIII. A measure of the distance in standard deviations of a sample from the mean
D. Z-ScoreIV. An inactive substance or preparation used as a control in an experiment or test to determine the effectiveness of a medicinal drug/supplement etc.
In which year, the government of India announced the National Adult Education Programme (NAEP)?
In the context of Panchayati Raj, which of the following are recommendations of Balwant Rai Mehta Committee (1957)?
A. Establishment of a three-tier Panchayati Raj system gram panchayat at village level (direct election), panchayat Samiti at the block level and Zila Parishad at the district level (indirect election)
B. District Collector to be the chairman of Zila Parishad
C. Constitutional recognition to be given to Panchayati Raj institutions
D. Transfer of resources and power to these bodies to be ensured
In which year, government of India launched the community development programme?