2023 First Semester Exam

Front

What is a graduated cylinder?

Back

A graduated cylinder is a piece of laboratory equipment used to measure the volume of a liquid accurately.

Front

What is the function of bone marrow?

Back

Bone marrow is the part of the bone that produces red blood cells, which are essential for transporting oxygen in the body.

Front

What type of questions cannot be answered using scientific methods?

Back

Questions about opinions cannot be solved by scientific methods because they are subjective and not based on empirical evidence.

Front

What are villi?

Back

Villi are small, finger-like structures in the small intestine that absorb nutrients into the bloodstream.

Front

What is breathing?

Back

Breathing is the movement of air into and out of the lungs, allowing for gas exchange.

Front

What is the difference between respiration and breathing?

Back

Respiration is a biochemical process where cells convert glucose and oxygen into energy, while breathing is the physical act of inhaling and exhaling air.

Front

What is the role of the esophagus?

Back

The esophagus is a muscular tube that connects the throat to the stomach, transporting food and liquids.

Front

What is the periosteum?

Back

The periosteum is a dense layer of vascular connective tissue that surrounds the bones, providing protection and nourishment.

Front

What is the function of spongy bone?

Back

Spongy bone provides structural support and houses bone marrow, where blood cells are produced.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.