Explanation

• The tongue is a muscular organ, and its rough structure is due to the presence of papillae.
• It small projections that house taste buds and contain taste receptors.

Explanation

• Ozone (O3) in the stratosphere absorbs ultraviolet radiation from the Sun.
• It preventing excessive heat from reaching the Earth's surface.

Explanation

• The iris is the colored part of the eye that surrounds the pupil.
• It controls the amount of light entering the eye by adjusting the size of the pupil.

Explanation

• The retina is the innermost layer of the eye that senses light and sends visual signals to the brain.
• It's is also known as "screen of the eye".
• Because it is where the light rays are finally focused and interpreted as visual information.

Explanation

• Green plants use carbon dioxide (CO2) from the air, water (H2O), and energy.
• From sunlight to produce glucose (food) and oxygen (O2) through the process of photosynthesis.

Explanation

• Aluminium, Magnesium, and Iron are all metals that are commonly used in construction and building materials.
• Including in the manufacture of cars, bridges, and houses.

Explanation

Different tissues that work together to perform a specific function form an organ.

Explanation

• Sand does not dissolve in water.
• Unlike sugar, glucose, and salt, which are all soluble in water.

Explanation

• Carbon Dioxide (CO2) is a product of respiration.
• It not a factor that affects the process.

Explanation

• A plane mirror produces an image that is the same size as the object.
• The mirror doesn't magnify or reduce the image, it simply reflects it.