Explanation

• Slate is a metamorphic rock.
• It is mainly formed from shale or mudstone.
• Formation occurs under low-grade heat and pressure.
• Volcanic ash can also contribute to its formation.
• Type: Fine-grained, foliated metamorphic rock.

Last updated 27-07-2026 by NA

Explanation

• Cow and Deer are herbivores because they feed on plants.
• Herbivores eat grass, leaves, fruits, and other plant materials.

Additional information:

• Herbivores: Cow, Deer, Goat, Rabbit, Elephant
• Carnivores: Lion, Tiger, Leopard, Wolf, Cheetah
• Omnivores: Human, Bear, Crow, Pig, Hen

Last verified on 27-07-2026

Explanation

• Paramecium contains two nuclei: a macronucleus and a micronucleus.
• The macronucleus controls daily metabolic and cellular activities.
• The micronucleus is responsible for reproduction and genetic exchange.
• Paramecium is a single-celled protozoan found in freshwater.
• It belongs to the phylum Ciliophora.

Last verified on 27-07-2026

Explanation

• A Panacea means a universal remedy or a medicine believed to cure all diseases.
• The term comes from Greek mythology, where Panacea was the goddess of universal healing.
• In modern medicine, no real panacea exists for all diseases.
• A vaccine prevents specific diseases.
• An antibiotic treats bacterial infections.
• The term panacea is often used figuratively to describe a solution claimed to solve every problem.

Last verified on 27-07-2026

Explanation

Explanation

• Alluvium is the soil, sand, silt, clay, and gravel deposited by flowing rivers and streams.
• It forms fertile plains that are highly suitable for agriculture.
• The Indus Plain of Pakistan is largely made up of alluvial deposits.

Additional information:

• Alluvial fans are fan-shaped deposits formed where a river leaves a mountainous area.
• Albedo is the measure of how much sunlight a surface reflects and is unrelated to river deposits.

Last verified on 27-07-2026

Explanation

• Mushrooms are heterotrophs and cannot make their own food.
• They obtain nutrients by absorbing them from dead and decaying organic matter or from living organisms.
• Fungi lack chlorophyll, so they cannot perform photosynthesis.
• Fungi belong to the Kingdom Fungi.

Last verified on 27-07-2026

Explanation

• Viruses are non-cellular and obligate intracellular parasites.
• They cannot carry out life processes or reproduce without a living host cell.
• Viruses contain either DNA or RNA.
• They are considered to be at the boundary between living and non-living.
• The branch of science that studies viruses is called Virology.

Last verified on 27-07-2026

Explanation

• A vegan avoids animal products, including meat, dairy, eggs, and often other animal-derived products.

Additional information 

• Vegetarian: Does not eat meat, but may eat dairy and eggs.
• Carnivore: Eats only meat.
• Omnivore: Eats both plants and meat. 

Last updated 26-07-2026 by NA

Explanation

• Blood pressure readings use two numbers: systolic (top) and diastolic (bottom).
• An ideal normal reading is less than 120/80 mm Hg.
• Cardiac output: More blood pumped by the heart → higher BP.
• Blood volume: Increased blood volume → increased BP.

Last updated 25-07-2026 by NA