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Enzymes and Digestion

Authored by Aimee Cochran

Biology

9th - 10th Grade

NGSS covered

Used 374+ times

Enzymes and Digestion
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This quiz focuses on enzymes and the digestive system, targeting fundamental concepts in biochemistry and human anatomy and physiology appropriate for 9th and 10th grade biology students. The questions assess students' understanding of digestive system anatomy, including organ identification and functions, the distinction between mechanical and chemical digestion, and the role of specific enzymes like amylase and lipase in breaking down different macromolecules. Students need to demonstrate knowledge of enzyme structure and function, including the lock-and-key model, active sites, substrate specificity, and factors affecting enzyme activity such as temperature and pH. The quiz also covers the digestive pathway from ingestion through absorption, requiring students to understand how food moves through the esophagus, stomach, small intestine, and large intestine, along with the roles of accessory organs like the liver, gallbladder, and pancreas in producing digestive enzymes and bile. Created by Aimee Cochran, a Biology teacher in the US who teaches grades 9-10. This comprehensive assessment serves multiple instructional purposes, functioning effectively as a unit review before exams, formative assessment during instruction, or homework reinforcement after laboratory activities exploring enzyme function. The quiz's mix of anatomical identification, conceptual understanding, and biochemical processes makes it ideal for checking student comprehension before moving to more advanced topics like cellular respiration or metabolism. Teachers can use this as a warm-up activity by selecting specific question subsets, or deploy the full quiz as a summative assessment covering the entire digestive system and enzyme unit. The content aligns with NGSS standards HS-LS1-3 (planning and carrying out investigations to provide evidence that feedback mechanisms maintain homeostasis) and supports Common Core literacy standards in science through technical vocabulary development and scientific reasoning skills essential for high school biology success.

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48 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Tube that carries swallowed food to the stomach

esophagus
liver
pancreas
rectum

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Food is broken down to supply energy for your body in the ____________

digestive system
endocrine system
excretory system
reproductive system

Tags

NGSS.MS-LS1-7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the food goes to the small intestine?

nutrients gets into the blood
the food keeps on going
nothing

Tags

NGSS.MS-LS1-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The organ in orange represents the:

Liver
Lung
Stomach
Pancreas

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Breaking food down with the use of enzymes is known as:

Chemical Digestion
Physical Digestion

Tags

NGSS.MS-LS1-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The part of the digestive system which is highlighted represents:

Esophagus
Small intestine
Stomach
Trachea

Tags

NGSS.MS-LS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The red organ is

stomach
small intestine
large intestine
liver

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