List of top Biology Questions on Assisted Reproductive Technology

What are the potential drawbacks in adoption of the IVF method? A. High fatality risk to mother
B. Expensive instruments and reagents
C. Husband/wife necessary for being donors
D. Less adoption of orphans
E. Not available in India
F. Possibility that the early embryo does not survive
Choose the correct answer from the options given below:

(ii) Describe the different steps in the sexual mode of reproduction in the life cycle of a malarial parasite.

Populations evolve to maximise their reproductive fitness in the habitat in which they live. Study the population growth curves shown in the given graph and answer the questions that follow: \begin{figure}[h!] \centering \includegraphics[width=0.5\linewidth]{image.png} % Replace with the correct path to your image \caption{Population Growth Curves} \label{fig:populationgrowth} \end{figure} (a) Identify the growth curves \u2018A\u2019 and \u2018B\u2019.

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:
\begin{figure}[h!] \centering \includegraphics[width=0.5\linewidth]{Screenshot 20250115 135817.png} % Replace with the correct path to your image \caption{Human Female Reproductive System} \label{Human Female Reproductive System} \end{figure}

In a human female, the reproductive phase starts on the onset of puberty and ceases around middle age. Study the graph given below regarding the menstrual cycle and answer the questions that follow:
\begin{figure}[H] % The [H] forces the figure to appear exactly here \centering \includegraphics[width=\textwidth]{Screenshot 2025-01-16 174432.png} % Replace with the actual path to your image \caption{Hormonal regulation and events during the menstrual cycle.} \label{fig:menstrual_cycle} \end{figure} (a) Name the hormones and their source organ, which are responsible for the menstrual cycle at puberty.

(b) State the role of “biolistic gun” in biotechnology experiments.
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(a) Why must a cell be made ‘competent’ in biotechnology experiments? How does calcium ion help in doing so?
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Study the following diagram of Transverse Section of a young anther of an angiosperm:
\textit{(Refer to the provided diagram)}
Select the option where parts ‘A’, ‘B’, and ‘C’ are correctly identified.

The ploidy of apomictic embryos developing from the nucellus and antipodal cells respectively would be:
Options:

Which one of the two curves is more “realistic” and why?

Growth curve ‘B’ shows a different pattern from that of growth curve ‘A’. Justify giving one reason.

Mention what does the dotted line in the graph indicate and state its importance also.

Identify the growth curves ‘A’ and ‘B’.

Whose skulls ‘A’, ‘B’, and ‘C’ are shown below? Which of the two are more similar to each other?

Write the ‘palindrome’ recognized by EcoRI.

Name ‘A’ and ‘B’ fragments.

Chemical Safety Testing:

Explain Brood parasitism with the help of a suitable example.

Name any two hotspots in India.

Study the graph given below that represents the changes in the thickening of the uterine wall in women ‘X’ and women ‘Y’ over a period of one month:
What does the graph with respect to women ‘X’ and woman ‘Y’ indicate? Give a suitable reason.

Why does a patient of ADA-deficiency require repeated infusions of genetically engineered lymphocytes? Suggest a possible permanent remedy.

What is artificial insemination in ART? Under what conditions is the person medically advised to go for it?

Assertion (A): A given fig species can be pollinated only by its partner wasp.
Reason (R): The wasp pollinates the fig inflorescence while searching for suitable egg-laying sites.