Explanation

Raffinose is a trisaccharide, composed of galactose, glucose, and fructose.

Lactose is a disaccharide.

Fructose is a monosaccharide.

Explanation

The three methods of showing scale on a map are verbal scale (written statement), graphic scale (bar scale), and representative fraction (RF or ratio scale).

These methods help interpret distances accurately when transferring real-world measurements onto a map.

Explanation

Explanation

Silt has fine particles and retains moisture well, making it fertile and ideal for farming.

Sand is used in construction.

Clay is used for pottery.

Explanation

Sand, particularly silica sand (SiO₂), is the primary raw material used in glass making.

When heated to high temperatures, silica melts and forms glass upon cooling.

Explanation

Fixing is the process in photography that removes residual silver halide from the image.

Without fixing, silver halide remains light-sensitive and can darken the image upon further exposure.

Explanation

Self-pollination occurs when pollen from the same flower fertilizes the ovule, common in bisexual flowers like rose.

Maize, papaya, and cotton mainly undergo cross-pollination due to separate male and female parts or flower arrangements.

Explanation

Copper has higher conductivity, strength, and corrosion resistance, leading to fewer failures and repairs.

Its durability and long lifespan reduce replacement and maintenance costs over time.

Explanation

Ultrasound imaging uses high-frequency sound waves to create images of internal body structures.

These waves reflect off tissues and organs, and the echoes are used to form detailed images.

Explanation

Sausage, pepperoni, and salami are types of fermented meat products.

These are made through the fermentation of meat.

It often with the help of bacteria or yeast, which preserves the meat and enhances its flavor.