Explanation

Vitamins B and C are water-soluble vitamins, meaning they dissolve easily in water.

• Vitamin B: Includes several B vitamins (B1, B2, B3, etc.), all of which are water-soluble.
• Vitamin C (Ascorbic acid): Also highly soluble in water.

Explanation

A hygrometer is an instrument used to measure the moisture content or humidity level in the air.

It often used in weather forecasting and environmental studies.

Explanation

• A barcode reader, also called a price scanner or point-of-sale (POS) scanner.
• It is a hand-held or stationary input device.
• It used to capture and read information contained in a barcode.

Explanation

"Polytities" is not a valid or recognized sound made by monkeys.

Monkeys make various vocalizations like screeching, chattering, or howling, but not "polytities".

Explanation

A biome is a community of both plants and animals that occupy a specific habitat and are adapted to a particular climate and geography.

Biomes can be terrestrial (land-based), freshwater, or marine (ocean-based), and they can vary in size from small to global.

Biomes are composed of:

• Plants (flora)
• Animals (fauna)
• Microorganisms (such as bacteria and fungi)
• Physical environment (climate, soil, water, etc.)

Explanation

Liquids that evaporate quickly are called volatile liquids. 

Volatility refers to the tendency of a liquid to vaporize or evaporate quickly, often at room temperature or below. 

Examples of volatile liquids include:

• Alcohol (e.g., ethanol, isopropanol)
• Acetone
• Gasoline
• Perfumes
• Essential oils

Explanation

The most serious environmental effect posed by hazardous wastes is Contamination of Groundwater.

Toxic substances from hazardous waste can seep into the soil and contaminate underground water sources.

It affecting ecosystems and human health.

Explanation

Ostriches, like some other birds, eat pebbles and small stones to help with digestion. 

They swallow these pebbles, which then accumulate in their gizzard, a muscular organ in the digestive system.

The pebbles help grind up the food.

It especially tough plant material, in the gizzard, making it easier to digest.

This process is called "grit digestion".

Explanation

The Labrador Retriever, commonly known as the Labrador.

It is a popular breed of dog known for its friendly, outgoing, and loyal nature. 

Originally bred to assist fishermen in Newfoundland.

Labradors are now popular family pets and working dogs in various roles, such as guide dogs and search and rescue dogs.

Explanation

Richer Scale is used for measuring Strength of an earthquake.

The intensity of earthquake is measured by Richter Scale.

Richter Scale was invented in 1935.