January 2026

DNA Fingerprinting: A Breakthrough in Forensic Science

DNA Fingerprinting: A Breakthrough in Forensic Science DNA fingerprinting, also known as DNA profiling, is a technique used to identify an individual based on their unique DNA characteristics. This method has revolutionized the field of forensic science, enabling investigators to solve crimes and identify human remains with unprecedented accuracy. The concept of genetic fingerprinting was […]

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Recent Advances in CRISPR Gene Editing

Recent Advances in CRISPR Gene Editing CRISPR, or CRISPR, has revolutionized the field of genetics and biotechnology, enabling precise and efficient editing of genes. This technology has undergone significant advancements in recent years, transforming our understanding of gene function and its potential applications in various fields, including medicine, agriculture, and biotechnology. The discovery of the

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Breathing and Exchange of Gases | Board Level Question and Answer-NCERT

One Mark Question and Answer Ans: Oxygen is utilized to indirectly break down simple molecules like glucose to derive energy for various activities. Ans: Breathing is the process of exchange of oxygen from the atmosphere with carbon dioxide produced by the cells. Ans: They exchange gases by simple diffusion over their entire body surface. Ans:

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Photosynthesis in Higher Plants | Board Level Question and Answer-NCERT

One-mark Questions and Answers:- Q1: Define photosynthesis. Ans: Photosynthesis is a physico-chemical process by which green plants use light energy to drive the synthesis of organic compounds. Q2: Why are green plants called autotrophs? Ans: Green plants are called autotrophs because they make or synthesize the food they need through photosynthesis. Q3: What conclusion was

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