Risks of Toxic Plants and Safety

Risks of Toxic Plants and Safety

Assessment

Interactive Video

Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores injurious plants, detailing their historical significance, effects on human health, and role in agriculture. It discusses internal poisons, allergens, and teratogens, emphasizing the importance of dose and intent in determining a plant's safety. Historical examples, such as Cleopatra's use of poisons, are highlighted. The video also covers food processing techniques to make toxic plants like cassava and pokeweed safe for consumption. Key safety messages include the importance of plant identification and the potential dangers of natural substances.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the three main ways injurious plants can affect human health?

Internal poisons, allergens, and teratogens

Nutritional deficiencies, dehydration, and fatigue

Genetic mutations, infections, and fatigue

Infections, inflammations, and allergies

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which historical figure is known for using poisonous mushrooms in political manipulations?

Julius Caesar

Alexander the Great

Cleopatra

Agrippina

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main toxic compound found in cassava that requires processing to remove?

Alkaloids

Cyanogenic glycosides

Strychnine

Tannins

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can pokeweed be made safe for consumption?

By drying and grinding

By boiling in three pots of water

By fermenting with yeast

By roasting over an open flame

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key factor in determining whether a plant is poisonous or medicinal?

The plant's age

The plant's geographical location

The color of the plant

The dose and intent of use

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of liver enzymes in relation to poisonous plants?

They convert toxins into vitamins

They break down poisonous substances

They enhance the toxicity of plants

They store plant toxins for later use

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary message regarding the safety of natural plant ingredients?

Natural always means safe

Natural ingredients are always medicinal

Natural ingredients are always toxic

Natural does not always mean safe

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