Biology Objective

1.Which organelle is responsible for producing energy in a cell?

• Nucleus
• Mitochondria
• Endoplasmic reticulum
• Golgi apparatus

Ans Mitochondria

2.What is the primary function of red blood cells?

• Transporting oxygen
• Fighting infections
• Producing antibodies
• Storing nutrients

Ans Transporting oxygen

3.Which process is responsible for the conversion of glucose into energy in the presence of oxygen?

• Photosynthesis
• Fermentation
• Respiration
• Transpiration

Ans Respiration

4.What is the smallest unit of life that can carry out all the processes of life?

• Cell
• Molecule
• Atom
• Organ

Ans Cell

5.Which gas is primarily responsible for the greenhouse effect on Earth?

• Oxygen
• Carbon dioxide
• Methane
• Nitrogen

Ans Carbon dioxide

6.Which of the following is not a function of the skeletal system?

• Support
• Hormone production
• Protection
• Movement

Ans Hormone production