page 51 | Mathematics and Soft Skill-DDCET MCQ

Q511. Choose the sentence with the correct use of "who" and "whom."

Whom should I contact about the issue?

Who should I contact about the issue?

Who should I contact whom about the issue?

Whom should I contact whom about the issue?

Q512. Sarah __________ to the gym three times this week.

goes

has gone

will go

will have gone

Q513. \(\mathbf{Passage:}\)

The process of gene editing, using tools such as CRISPR-Cas9, allows scientists to modify specific DNA sequences with precision. While this technology holds great promise for treating genetic diseases, it also raises ethical concerns regarding potential misuse and unintended consequences. Striking a balance between scientific advancement and ethical considerations remains a significant challenge.

Q.1: What does gene editing using CRISPR-Cas9 allow scientists to do?
Q.2: What ethical concerns are associated with gene editing technology?

Ans.1: Clone organisms
Ans.2: Excessive regulations

Ans.1: Create synthetic genes
Ans.2: Lack of scientific progress

Ans.1: Modify specific DNA sequences with precision
Ans.2: Potential misuse and unintended consequences

Ans.1: Reverse the aging process
Ans.2: High cost of implementation

Q514. Identify the sentence with the correct use of "fewer" and "less."

I have fewer pens than you.

I have less pens than you.

I have fewer pens then you.

I have less pens then you.

Q515. What is the purpose of using a call-to-action in persuasive communication?

To entertain

To summarize key points

To provoke thought

To encourage a specific response

Q516. Let \(A\) be a nilpotent matrix of order \(n\) then?

\(A^n=O\)

\(nA=O\)

\(A=nI\)

None of the mentioned

Q517. She has __________ artistic talent for painting.

a

an

the

No article

Q518. The value of \( \lim\limits_{x \to 0} \frac{sin^2x+\sqrt{2}sinx}{x^2-4x} \) is \(_{-----------}\).

\(\frac{1}{\sqrt{2}}\)

\(-\frac{1}{\sqrt{2}}\)

\(-\frac{1}{2\sqrt{2}}\)

\(\frac{1}{2\sqrt{2}}\)

Q519. Find the second order derivative \(\frac{d^2 y}{dx^2}\) of \(y = 7 \: ln \:x^3.\)

\(\frac{d^2 y}{dx^2} = -\frac{21}{x}\)

\(\frac{d^2 y}{dx^2} = -\frac{7}{x^3}\)

\(\frac{d^2 y}{dx^2} = -\frac{21}{x^2}\)

\(\frac{d^2 y}{dx^2} = -\frac{7}{x^2}\)

Q520. Choose the correct option for: \(I = \int x e^{4x} \: dx\).

\(\frac{e^{4}}{x} (x^3 -1)\)

\(\frac{e^{4x}}{1} (x-1)\)

\(\frac{e^{4x}}{4} (x^3 -1)\)

\( \frac{e^{4x}}{4} (x -\frac{1}{4})\)

MCQ

Aptitude Test (Mathematics and Soft Skill) DDCET