Explanation

An EEG (Electroencephalogram) is a test that measures electrical activity in the brain.

It helps detect abnormalities such as seizures, sleep disorders, and other neurological issues.

Explanation

Echinoderms (like starfish and sea urchins) are marine animals found only in oceans.

Other groups like fishes, insects, and amphibians can live in freshwater or land environments as well.

Explanation

Explanation

The nucleus is the control center of the cell, regulating all cellular activities, including growth and reproduction.

It contains the cell’s genetic material (DNA).

Explanation

Vitamin-B Complex is found in a wide variety of foods including leafy greens, seeds, fruits, and seafood.

It helps in energy production and supports brain and nerve function.

Explanation

Protein Foods include all foods made from

• seafood
• meat
• poultry
• and egg
• beans
• peas
• lentils
• and nuts
• seeds
• and soy products.

***

• Vegetable products (breads, cereals, rice, pasta, dried beans) are considered "low quality protein."
• • ND28-4-2023
  
  

Explanation

Sucrose is the chemical name for the type of sugar found in sugarcane.

It is a disaccharide composed of glucose and fructose.

Sucrose is widely used as a sweetener in food and beverages

And is extracted from sugarcane and sugar beets for commercial use.

Explanation

Geophysics is the science that studies the internal structure and physical properties of the Earth.

It includes the study of earthquakes, magnetic and gravitational fields, and Earth's interior layers.

Explanation

At temperatures above the optimum, enzymes lose their three-dimensional shape — a process called denaturation.

Denatured enzymes cannot bind substrates properly, leading to a rapid drop in reaction rate.

Explanation

Diatoms are microscopic algae and a major component of phytoplankton in aquatic ecosystems.

They play a key role in oxygen production and the marine food chain.