Nitrogen makes up about 78% of the Earth's atmosphere, making it the most abundant gas.

Bromothymol blue changes color at a neutral pH, making it suitable for strong acid-strong base titrations.

Phenolphthalein is commonly used for strong acid-strong base titrations as it changes color at pH 8.2-10.

Bromothymol blue is suitable for strong acid-strong base titrations as it changes color around pH 7.

Phenolphthalein is suitable as it changes color around pH 7-10, which is ideal for strong acid-strong base titrations.

Basic solutions feel slippery due to the presence of hydroxide ions.

A diagonal matrix has non-zero elements only on its diagonal, while all off-diagonal elements are zero.

Double displacement reactions can result in the formation of a gas, a precipitate, or involve the exchange of ions.

Alkali metals are known for their softness and can be cut with a knife.

Noble metals, such as gold and platinum, are known for their resistance to corrosion and oxidation.

Sound waves are longitudinal waves, where the particle displacement is parallel to the direction of wave propagation.

Eggs are considered a complete protein source as they contain all essential amino acids.

All of the above are consequences of riverbank erosion, affecting the ecosystem and human activities.

It is the duty of every citizen to abide by the Constitution and respect its ideals and institutions.

One of the Fundamental Duties under Article 51A is to promote harmony and the spirit of common brotherhood among all the people of India.

Temperature is a key factor affecting the rate of photosynthesis, as it influences enzyme activity involved in the process.

The Ayushman Bharat scheme provides health insurance coverage for economically vulnerable families, ensuring access to quality healthcare.

The Digital India initiative focuses on providing digital infrastructure for governance and improving online services.

India has a bicameral legislature consisting of the Lok Sabha and the Rajya Sabha.

A bicameral legislature, consisting of two houses, is a feature of the parliamentary system of government in India.

The Pradhan Mantri Fasal Bima Yojana provides insurance coverage for crop loss due to natural calamities.

The Skill India Mission focuses on enhancing the employability of youth through various skill development programs.

The Swachh Bharat Mission is a flagship program aimed at improving sanitation and hygiene in rural and urban areas of India.

The Swachh Bharat Mission is a flagship program aimed at improving sanitation and hygiene in rural areas.

The Swachh Bharat Mission is a flagship program aimed at improving sanitation and hygiene in rural areas.

The cell membrane regulates the entry and exit of substances, maintaining homeostasis within the cell.

The endoplasmic reticulum is involved in the synthesis of lipids and proteins.

The plasma membrane is selectively permeable, controlling the entry and exit of substances.

Article 51A of the Indian Constitution lists the Fundamental Duties, including the duty to promote harmony and the spirit of common brotherhood.

Promoting the spirit of common brotherhood among all the people of India is a Fundamental Duty under Article 51A.