Read the given statements with regards to importance of variation produced by sexual reproduction in plants and select the most appropriate option.
Statement A: Reproduction is linked to the stability of populations of species.
Statement B: Variation is thus not useful for the survival of species over time.
Analysis of Statements on Reproduction and Variation
This section analyzes two statements concerning the role of reproduction and variation in plant species survival.
Statement Analysis
- Statement A: Reproduction is linked to the stability of populations of species.
- Reproduction is the fundamental biological process enabling the continuation of a species. It ensures that populations are maintained over time, contributing directly to their stability and persistence.
- Therefore, Statement A is correct.
- Statement B: Variation is thus not useful for the survival of species over time.
- Variation, particularly the genetic diversity generated through sexual reproduction, is essential for a species' long-term survival. It allows populations to adapt to environmental changes, resist diseases, and evolve.
- A lack of variation can make a species vulnerable to extinction when conditions change.
- Therefore, Statement B is incorrect.
Conclusion
Based on the analysis, Statement A is correct, and Statement B is incorrect.
The option reflecting this is: Statement A is correct but statement B is incorrect.
Important Questions from Genetics and Evolution
Ancient hominids who are placed in the category of homo sapiens were -
A. Ergaster line
B. Cro - Magnon
C. Neanderthal
D. ProconsulsEach polynucleotide of DNA is made up of small units called _____________.
A group of similar organisms which are genetically distinct and reproductively isolated, is called a/an -
The adaptor molecule in the process of translation is :
All human beings have ________ pairs of chromosomes in the nuclei of their cells.
