Activities 1.2.3 and 1.2.4 Review

A poisonous substance or a substance that is harmful or even deadly is a ____.

• toxin

• chemical

• molecule

• protein

Tags

NGSS.MS-PS1-2

All of the following can be sampled for toxins except _____.

• hair

• urine

• saliva

• blood

• dead skin

In the Anna Garcia case, the forensic toxicologist is examining her ______ to look for any toxins.

• saliva

• stomach contents

• blood

• urine

Tags

NGSS.MS-PS1-2

The function of the digestive system is to ____.

• break down foods

• absorb water

• filter the blood

• receive and process information

Tags

NGSS.MS-LS1-7

The act of chewing to break down foods is _____ digestion and the act of using enzymes and acids to break down foods is _____ digestion.

• chemical; physical

• physical; chemical

• mechanical; physical

• physical; mechanical

Tags

NGSS.MS-LS1-7

The process of breaking down substances and then converting smaller molecules into new substances is called ____.

• metabolism

• homeostasis

• growth and development

• reproduction

Tags

NGSS.MS-LS1-7

This career would test non-biological samples (like pills and powders) to determine what the substance is.

• Forensic Chemist

• Forensic Technician

• Biomedical Scientist

Tags

NGSS.MS-PS1-2

The study of the microscopic tissues of the body is ____.

• toxicology

• biology

• histology

• chemistry

Tags

NGSS.MS-LS1-2

This level of organization of the human body is the smallest level.

• tissue

• cell

• organ

• organ system

Tags

NGSS.MS-LS1-1

The brain and spinal cord are part of the _____.

• central nervous system

• peripheral nerves system