Which of the following is an example of a biotic factor in an ecosystem?

• Sunlight

• Water

• Soil

• Plants

Tags

NGSS.MS-LS1-4

What is the primary function of the circulatory system in the human body?

• Producing hormones

• Transmitting nerve impulses

• Providing oxygen to cells

• Breaking down food

What is the function of the mitochondria in a cell?

• Producing energy

• Storing genetic information

• Synthesizing proteins

• Transporting materials

Tags

NGSS.MS-LS1-2

Which of the following best describes the process by which plants make their own food using sunlight?

• Cellular respiration

• Photosynthesis

• Aerobic respiration

• Anaerobic respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following terms describes the process by which organisms maintain a stable internal environment?

• Homeostasis

• Evolution

• Adaptation

• Feedback

Which of the following organs is responsible for filtering waste and excess fluid from the blood in the human body?

• Liver

• Pancreas

• Kidneys

• Stomach

What is the purpose of the cell membrane?

• Providing support and structure

• Controlling what enters and leaves the cell

• Synthesizing proteins

• Storing genetic information

Tags

NGSS.MS-LS1-2

Which of the following best describes the function of antibodies in the immune system?

• Fighting infection

• Storing nutrients

• Regulating blood pressure

• Aiding in digestion

In which phase of mitosis do the sister chromatids separate and move to opposite poles of the cell?

• Prophase

• Metaphase

• Anaphase

• Telophase

The process of breaking down glucose to release energy in the absence of oxygen is known as:

• Fermentation

• Photosynthesis

• Respiration

• Digestion