Explanation

Matter can change from one form to another through various processes, including:

• Heating: Melting (solid to liquid), Vaporization (liquid to gas)
• Cooling: Freezing (liquid to solid), Condensation (gas to liquid)

For example, ice (solid) can change to water (liquid) by heating, and water (liquid) can change to steam (gas) by further heating.

Similarly, steam (gas) can change to water (liquid) by cooling, and water (liquid) can change to ice (solid) by further cooling.

Explanation

• The environment refers to the natural world that surrounds us, including all living and non-living things.
• Such as plants, animals, water, air, soil, and sunlight.

Explanation

Sodium plays a crucial role in regulating the distribution of water in the body, as it helps control the amount of fluid in cells, tissues, and organs. It does this by:

• Regulating fluid balance and blood pressure
• Maintaining proper osmotic balance
• Facilitating the transport of water and nutrients into cells

Sodium helps distribute water throughout the body, which is essential for various bodily functions, such as:

• Maintaining healthy blood pressure
• Supporting nerve and muscle function
• Regulating body temperature
• Facilitating waste removal

Explanation

Iron deficiency can lead to Anaemia, a condition characterized by:

• Low red blood cell count
• Pale skin
• Fatigue
• Shortness of breath
• Dizziness

Explanation

• Human beings are omnivores because we eat a variety of foods including plants (fruits, vegetables, grains), animals (meat, poultry, fish), and products derived from animals (dairy, eggs).

Explanation

If a plants have needle like leaves to desert environment would they belong.

Explanation

Desert, grassland, forest, highland, valley, urban, and rural are all examples of different types of land environments

Explanation

• Protein is referred to as "body building" food.
• Because it provides the necessary building blocks for growth, maintenance, and repair of tissues in the body.
• It is essential for building and repairing muscles, bones, skin, hair, and nails, as well as producing enzymes and hormones.

Explanation

The skeleton provides a framework that supports and protects internal organs, such as:

• The skull protects the brain
• The ribcage protects the heart and lungs
• The spine protects the spinal cord
• The pelvis protects the reproductive organs

Explanation

• Asthma is a common breathing disorder that causes difficulty in breathing due to swollen air passages.
• The airways become inflamed, and the muscles around them constrict, making it hard to breathe.