Explanation

• A food chain is a series of organisms that eat and are eaten by each other, showing the flow of energy and nutrients from one organism to another.
• It represents the relationship of eating and being eaten among organisms in an ecosystem.

Explanation

• Kwashiorkor is a disease that occurs when a diet has an inadequate amount of protein relative to carbohydrates, leading to an imbalance.
• This imbalance can cause swelling, fatigue, and poor growth, and typically affects older children.

Explanation

In mammals, approximately 70% of their body weight is made up of water.

This water is distributed throughout the body and is found in various tissues and organs, including:

• Blood (83% water)
• Muscles (75% water)
• Brain (75% water)
• Bones (25% water)
• Skin (60% water)

Explanation

The life cycle of a frog:

• Frogspawn (Eggs): Laid by the female frog in water.
• Tadpoles (Larvae): Hatch from eggs, aquatic, and feed on algae.
• Froglet (Young Frog): Undergo metamorphosis, develop limbs, and lose tail.
• Frog (Adult): Fully developed, breathing air, and reproducing.

Explanation

• The pupal stage of a butterfly is known as a Chrysalis.
• This stage is characterized by a resting, non-feeding state.
• Where the caterpillar undergoes a dramatic transformation, called metamorphosis, to become an adult butterfly.

Explanation

• The visible part of the ear is called the External Ear 
• It is also known as the Pinna or Auricle.
• It is the outer, cartilaginous structure that protrudes from the side of the head and collects sound waves, directing them into the ear canal.

Explanation

Science is the systematic study of the nature and behavior of the material and physical universe, based on observation, experiment, and measurement, and the formulation of laws to describe these facts in general terms.

Explanation

• Cat is a secondary consumer because it eats primary consumers (birds and mice).
• Which are herbivores that eat plants and plant products.

Explanation

Sodium deficiency, also known as hyponatremia, can lead to:

• Imbalances in fluid volume in the vessels and tissues
• Fluid retention and swelling
• Muscle cramps
• Weakness
• Fatigue
• Seizures (in severe cases)

Explanation

• The Earth's axis is an imaginary line that runs through the North Pole and the South Pole, around which the Earth rotates.
• It is an imaginary reference point, not a physical object or shape.