Soil, Respiration in Organisms and Motion and Time

The soil is formed by the breaking down of rocks by the action of wind, water and climate. This process is called

• Evaporation

• Precipitation

• Weathering

• Condensation

A vertical section through different layers of soil is called the

• Layers of soil

• Soil Profile

• All of these

• None of these

If soil contains greater proportion of big particles it is called

• Loamy Soil

• Sandy Soil

• Clayey Soil

• None of these

If the proportion of fine particles is relatively higher, then it is called

• Clayey Soil

• Sandy Soil

• Loamy Soil

• None of these

The process of breakdown of food in the cell with the release of energy is called

• Aerobic respiration

• Anaerobic Respiration

• Cellular Respiration

• None of these

When breakdown of glucose occurs with the use of oxygen it is called

• Aerobic Respiration

• Cellular Respiration

• Anaerobic Respiration

• None of these

The taking in of air rich in oxygen into the body is called

• Inhalation

• Exhalation

• Breathing

• Breathing Rate

Giving out of air rich in carbon dioxide is known as

• Exhalation

• Breathing rate

• Inhalation

• Breathing

When we inhale air, it passes through our nostrils into the

• Chest cavity

• Diaphragm

• Lungs

• Nasal cavity

If the speed of an object moving along a straight line keeps changing , its motion is said to be

• Uniform Motion

• Non-uniform Motion

• Straight Line

• Curved Line