Unit3:Biomolecules

Which three major nutrients are found in food, providing energy and building blocks for the body's growth and development?

• Proteins, Vitamins, Minerals
• Carbohydrates, Proteins, Fats
• Fats, Fibers, Water
• Vitamins, Minerals, Water

What elements are carbohydrates composed of?

• Carbon, Hydrogen, and Oxygen
• Carbon, Nitrogen, and Oxygen
• Hydrogen, Oxygen, and Nitrogen
• Carbon, Hydrogen, and Nitrogen

How are fats different from carbohydrates in terms of their composition?

• Fats contain more oxygen than carbohydrates.

• Fats contain less oxygen than carbohydrates.

• Fats contain nitrogen, while carbohydrates do not.

• Fats are made up of different elements than carbohydrates.

Which food sources are the main providers of vitamins and minerals?

• Meat and dairy products
• Green vegetables and fruits
• Grains and legumes
• Fats and oils

What is the essential role of water in the diet?

• Water provides energy for the body
• Water helps in digestion and nutrient transportation
• Water regulates body temperature by reducing heat
• Water is the primary source of vitamins and minerals

What is the term for the condition that occurs when a person does not get enough nutrients and experiences inadequate food intake?

• Starvation
• Famine
• Malnutrition
• Overnutrition

What are some natural disasters that can contribute to famine?

• Earthquakes and tsunamis
• Tornadoes and hurricanes
• Droughts and floods
• Volcanic eruptions and landslides

What is one of the causes of famine related to human activities?

• Unequal distribution of food
• Excessive rainfall
• Flood

• Climate change

How does deforestation contribute to drought and famine?

• It reduces the number of trees in the world.
• It leads to increased rainfall and flooding.
• It results in the loss of water bodies like rivers and lakes.
• It causes heavy rainfall in certain regions.

What is the term for the increase in the Earth's average temperature caused by human activities?

• Climate change
• Global warming
• Greenhouse effect
• Ozone depletion