Explanation

• The liver is the most reliable organ for detecting chronic poisoning in forensic toxicology.
• It stores and metabolizes many toxins over time, showing long-term exposure.
• Chronic poisons like heavy metals accumulate in liver tissues.
• It is commonly examined in post-mortem toxicology tests.

Last verified on 14-06-2026

Explanation

• The term "stellar" is used for stars and things related to stars.
• It comes from the Latin word "stella", meaning star.
• In astronomy, stellar objects include stars and star-related phenomena.
• Scientists use the term when studying the formation, evolution, and properties of stars.

Last verified on 11-06-2026

Explanation

• Vitamins are micronutrients required by the body in small amounts.
• They help in growth, immunity, metabolism, and overall health.

Additional information:

Micronutrients: Vitamins and minerals

Macronutrients: Carbohydrates, proteins, and fats

• Vitamin A → Vision
• Vitamin C → Immunity and wound healing
• Vitamin D → Healthy bones
• Vitamin K → Blood clotting

Last verified on 11-06-2026

Explanation

• InIntrinsic factor is secreted by parietal cells of the stomach lining.
• It is essential for the absorption of Vitamin B12 in the small intestine.
• Without intrinsic factor, Vitamin B12 deficiency can occur.
• This may lead to pernicious anemia.
• It is produced in the gastric glands of the stomach.

Last verified on 10-06-2026

Explanation

• Necrophobia is the abnormal fear of death or dead bodies.
• It is a type of specific phobia related to mortality.
• Affected individuals feel extreme anxiety when thinking about death.
• It may also include fear of corpses or funerals.
• It is a psychological anxiety disorder.

Last verified on 10-06-2026

Explanation

• The gravitational force keeps planets in orbit around the Sun.
• It is the force of attraction between masses.
• The Sun’s large mass pulls planets toward it.
• Planets keep moving forward, creating stable orbits.
• This balance results in circular or elliptical motion.

Last verified on 10-06-2026

Explanation

• Type: Chemical compound
• Formula: H₂O
• Elements: Hydrogen + Oxygen
• Bond: Covalent bond
• Ratio: 2 hydrogen : 1 oxygen

Last verified on 10-06-2026

Explanation

• White blood cells (WBCs) are responsible for the body’s immunity and defense system.
• They protect the body from bacteria, viruses, and infections.
• They identify and destroy harmful pathogens.
• They are also called leukocytes.

Last verified 10-06-2026

Explanation

• Chlorine has the smallest atomic radius among the given elements.
• Atomic radius decreases from left to right across a period.
• Period 3 elements: Sodium (Na), Magnesium (Mg), Aluminum (Al), Chlorine (Cl)
• Atomic radius trend: Na > Mg > Al > Cl
• Reason: Increasing nuclear charge across the period

Last verified 10-06-2026

Explanation

• At the highest point, the velocity becomes zero, but acceleration is still present.
• The object momentarily stops before coming back down.
• Acceleration due to gravity (g = 9.8 m/s² downward) remains constant.
• Only velocity changes direction, not acceleration.

Last verified on 10-06-2026