List of practice Questions

Assertion (A): Patents are granted by governments to an inventor.
Reason (R): Patents prevent others from commercial use of an invention.
Assertion (A): Plasmids are autonomously replicating circular extra-chromosomal DNA.
Reason (R): Plasmids are usually present in eukaryotic cells.
Given below is a list of some commercially important products in column A, whereas in column B are names of source organisms:
\[ \begin{array}{|l|l|} \hline \textbf{Column A (Bioactive Products)} & \textbf{Column B (Source Organisms)} \\ \hline A. \text{Cyclosporin – A} & i. \text{Streptococcus} \\ B. \text{Statins} & ii. \text{Trichoderma polysporum} \\ C. \text{Streptokinase} & iii. \text{Penicillium notatum} \\ D. \text{Penicillin} & iv. \text{Monascus purpureus} \\ \hline \end{array} \]

Select the option where the product and their source organisms are correctly matched.
Which of the chromosome in a human possesses the least number of genes?
The ‘molecular scissors’ fall in the category of:
Homologous organs indicate:
ELISA technique is based on the principle of:
Identify the category of genetic disorder depicted in the pedigree chart given below:

Study the table given below:

\[ \begin{array}{|l|l|} \hline \textbf{Contraceptive/Contraceptive Method} & \textbf{Mode of Action} \\ \hline \text{A. The pill} & \text{III. Inhibits ovulation} \\ \text{B. Condom} & \text{I. Prevent sperm reaching cervix} \\ \text{C. Vasectomy} & \text{IV. Semen contains no sperm} \\ \text{D. Copper-T} & \text{II. Prevent implantation} \\ \hline \end{array} \]

Select the option where contraceptive/contraceptive method are correctly matched with their mode of action.

Select the option that gives the correct identification of ovum, morula, and blastocyst in a human female reproduction system as shown in the following diagram:
Study the following diagram of Transverse Section of a young anther of an angiosperm:
Select the option where parts ‘A’, ‘B’ and ‘C’ are correctly identified.
Which of the options has correct identification of ‘P’, ‘Q’, and ‘R’ in the illustration of ‘Central Dogma’ given below?
Turner’s syndrome in humans occurs due to:
In a fertilized ovule of an angiosperm, the cells in which n, 2n, and 3n conditions respectively occur are:
What is Data Formatting? What tools are used to format a given data?
Explain ‘Password Security’ and ‘Data Audit’ as security features of a Computerised Accounting System.
State the parameters of Excel’s PMT function. What is the use of this function?
Explain ‘Transparency and Control’ and ‘Accuracy and Speed’ as features of a Computerised Accounting System.
What is the outcome of an arithmetic expression or function called?
Which Date and Time function returns the value of today’s date with time?
How is navigation conducted from the first to the last filled cells of clusters when moving one cell at a time in a row?
Which of the following is not contained on the formula tab on Excel ribbon?
In a graph, the area bounded by different axes is known as:
Identify the type of software which is suited for large and medium organisations and can be linked to other information systems.
Calculate ‘Cash Flows from Financing Activities’ from the following information: \[ \begin{array}{|l|c|c|} \hline \text{Particulars} & \text{31.3.2023 (₹)} & \text{31.3.2022 (₹)} \\ \hline \text{Equity Share Capital} & 15,00,000 & 10,00,000 \\ \text{Bank Overdraft} & 90,000 & 1,20,000 \\ \text{Loan from Bank} & 7,00,000 & 6,00,000 \\ \hline \end{array} \] Additional Information:
- Interest paid on bank loan amounted to ₹ 60,000.
- Dividend paid ₹ 1,10,000.