خبيرة الاحياء (١)

مانوع الخلية التالية

• خلية حيوانية

• خلية نباتية

• H2O2

Which planet is known as the Red Planet?

• Venus

• Saturn

• Mars

• Jupiter

What is the process by which plants make their food called?

• Photosynthesis

• Digestion

• Respiration

• Transpiration

What is the powerhouse of the cell?

• Ribosome

• Mitochondria

• Nucleus

• Chloroplast

What gas do living beings need to breathe?

• Nitrogen

• Hydrogen

• Carbon Dioxide

• Oxygen

What is the main organ of the circulatory system?

• kidneys

• liver

• heart

• lungs

Which part of the plant conducts photosynthesis?

• Roots

• Leaves

• Flowers

• Stems

What is the speed of light in a vacuum?

• 299,792,458 meters per second

• 300,000,000 meters per second

• 1,000,000,000 meters per second

• 150,000,000 meters per second

What is the most abundant gas in the Earth's atmosphere?

• Nitrogen

• Carbon Dioxide

• Oxygen

• Argon

What is the unit of force in the International System of Units?

• watt (W)

• joule (J)

• newton (N)

• pascal (Pa)