>
Exams
>
Biology
>
Reproductive Biology
>
define xenogamy
Question:
Define Xenogamy.
Show Hint
Xenogamy = Cross-pollination between different plants of the same species.
UP Board XII - 2024
UP Board XII
Updated On:
Mar 7, 2025
Hide Solution
Verified By Collegedunia
Solution and Explanation
Xenogamy is the transfer of pollen grains from the anther of one flower to the stigma of another flower of a different plant of the same species. Xenogamy ensures cross-pollination, leading to genetic variation and improved adaptability in plants.
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Reproductive Biology
Arrange the following steps of Spermatogenesis in correct sequence:
(A) Primary spermatocyte
(B) Spermatozoa
(C) Spermatogonium
(D) Secondary spermatocyte
(E) Spermatids
CUET (PG) - 2025
MPT
Reproductive Biology
View Solution
The number of individuals in the reproductive age group is more than the number of individuals in the pre-reproductive age group, the shape of its age pyramid would reflect the growth status of the population as:
CUET (UG) - 2025
Biology
Reproductive Biology
View Solution
Which of the following is the primary female sex organ?
CUET (UG) - 2025
Biology
Reproductive Biology
View Solution
Match List I with List II \[ \begin{array}{|l|l|} \hline \textbf{List I} & \textbf{List II} \\ \hline (A) \; \text{Amniocentesis} & (I) \; \text{Ligation of fallopian tube} \\ \hline (B) \; \text{Maternal mortality rate} & (II) \; \text{Ligation of vas deferens} \\ \hline (C) \; \text{Vasectomy} & (III) \; \text{Death rate} \\ \hline (D) \; \text{Tubectomy} & (IV) \; \text{Testing of sex} \\ \hline \end{array} \]
CUET (UG) - 2025
Biology
Reproductive Biology
View Solution
Write a note on Intra-Uterine Devices (IUD’s) and their applications.
UP Board XII - 2025
Biology
Reproductive Biology
View Solution
View More Questions
Questions Asked in UP Board XII exam
Find the unit vector perpendicular to each of the vectors (\( \vec{a} + \vec{b} \)) and (\( \vec{a} - \vec{b} \)) where \[\vec{a} = \hat{i} + \hat{j} + \hat{k}, \, \vec{b} = \hat{i} + 2\hat{j} + 3\hat{k}.\]
UP Board XII - 2026
Vectors
View Solution
Show that the function \( f(x) = 7x^2 - 3 \) is an increasing function when \( x>0 \).
UP Board XII - 2026
Application of derivatives
View Solution
The radius of an air bubble is increasing at the rate of \(\frac{1}{2} \, \text{cm/s}\). At what rate is the volume of the bubble increasing while the radius is 1 cm?
UP Board XII - 2026
Application of derivatives
View Solution
If three vectors \(\vec{a}\), \(\vec{b}\) and \(\vec{c}\) satisfying the condition \(\vec{a} + \vec{b} + \vec{c} = 0\). If \(|\vec{a}| = 3\), \[|\vec{b}| = 4 \text{ and } |\vec{c}| = 2, \text{ then find the value of } \vec{a} \cdot \vec{b} + \vec{b} \cdot \vec{c} + \vec{c} \cdot \vec{a}.\] 5
UP Board XII - 2026
Vectors
View Solution
Prove that (4, 4, 2), (3, 5, 2) and (-1, -1, 2) are vertices of a right angle triangle.
UP Board XII - 2026
Vectors
View Solution
View More Questions