Potion and Poison

Ladera Vista Invitational Dec. 9nd, 2017

Name:

Team:

School:

To be filled out by proctor only:

Score:

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Part I Written Test

1. Which of the following pictures is Poison Ivy?

A B

D C

2. Which of the following is a Brown Recluse Spider?

A

B

C

D

3. What is the common name of the plant?

4. Which is NOT Fattail Scorpion?

A B

C D

5. Poison Oak is found in all of the following regions EXCEPT:

a. Northern U.S.

b. Southern U.S.

c. The East Coast of U.S.

d. The West Coast of U.S.

6. Death-cap mushroom causes:

a. Extreme nerve damage

b. Bruises to appear all over the body

c. A majority of fatal mushroom poisonings

d. Deadly spores to be emitted from its cap

7. Which creature is a not Venomous creature?

a. Brown Recluse Spider

b. Fattail Scorpion

c. Cane Toad

8. Podophyllum peltatum produces fruit in:

a. April

b. Early May

c. Late May

d. June

9. Ongaonga's toxicity affects:

a. The brain

b. The muscles

c. The liver

d. None of the above

10. Jimson weed is identifiable by because it:

a. Grows trumpet-shaped, yellow flowers

b. Has dark green, erect stems

c. Forms bushes up to 2 feet tall

d. Creates 4-chambered seed capsules

11. Cane toads defend themselves using:

a. A chemical that is classified as a class-1 drug

b. Camouflage to hide along terrain

c. Patterns on their back to trick their predator

d. All of the above

12. Animals of the genus Taricha:

a. Have different toxicity

b. Can be completely terrestrial

c. Eat mostly fish and amphibian eggs

d. None of the above

13. Brown recluse spiders:

a. Have a high fatality rate

b. Have less eyes than other spiders

c. Die easily due to lack of food

d. Cause extreme pain in the head and kidneys

14. Fattail scorpions:

a. Cause hemolysis

b. Are one species

c. Live only in Middle-Eastern Asia

d. None of the above

15. Which of the following medicinal uses has not been attributed to Jimson Weed?

a. Motion Sickness Prevention

b. Relieve asthma

c. Relieve pain

d. Relieve flu symptoms

16. Which of the following is not the identification of the Brown Recluse Spider?

a. 6 eyes arranged in a dyad

b. Dark violin shape on its thorax

c. Fine hairs on legs, no spins

d. brown mottling on the ventral side

17. What is LD50?

a. A term to describe how long it takes before 50% of toxins activate

b. A term to describe how much toxin it takes before toxins kill half of all the animals

c. Another way of saying mean lethal dose

d. None of the above

18. What is the “NOEL” level in toxicology? List the scientific names for the following organisms

19. Mayapple

20. Ongaonga

21. Jimson Weed

22. Poison Oak

23. Death-Cap Mushroom

24. Poison Ivy

25. An owner had 6 cats. Three died after accidently ate Xmg of Death Cap Mushroom. Based on the data what can be concluded?

a. The Death Cap Mushroom’s LC50 is Xmg b. No conclusion c. The Death Cap Mushroom’s LD50 is Xmg d. The half-life of the Death Cap Mushroom for cats is Xmg

Tree nettle plays an important role in a specific tribe in New Zealand.

26. What is the name of the tribe?

27. Name 2 ways the tribe used tree nettle.

Which of the following is true about poison ivy and why?

28. Poison ivy uses urushiol as a defensive measure.

29. Those allergic to poison ivy also get a rash from mango trees.

30. Poison ivy can be partially cleaned using rubbing alcohol and warm water.

Identify physical or chemical change

31. Fermentation

32. Food digestion

33. Dry ice subliming into carbon dioxide

34. Breaking a bond between carbon and hydrogen in CH4

Match and write down the letter on the answer sheet for question

A) MgSo4 B) NaClO C )C3H8O3 D) Pb E) Urushol

35. Bleach

36. Rubbing alcohol

37. Epsom salt

38. Poison

39. Toxin

Balance the equation

40. KClO3--

KCl+ O2

41. KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2

42. K3PO4+ CaCl2---> KCl + Ca3(PO4)2

43. S8+ F2--- SF6

44. Mg+ Fe2(SO4)3--- MgSo4 + Fe

45. Salt water would be considered a. A solution b. A mixture c. A compound d. A homogeneous mixture e. A heterogeneous mixture f. Both D and E g. Both A and D h. A, E, and D

46. Ammonia usually does not cause problems for animals or humans because:

o The above statement is false; it causes trouble for humans, but not animals

o The above statement is false; it causes trouble for animals, but not humans

o There is a mechanism to prevent its buildup in the bloodstream

o It is naturally secreted and never is absorbed

47. The solution presented in the beaker has is 12.5% concentration of salt. If one would desire a solution of 30.0% concentration of

salt, what must be done to the existing solution?

48. All rubbing alcohols are safe for human consumption in certain cases because:

o The above statement is false; certain rubbing alcohols are undrinkable.

o The above statement is false; all rubbing alcohols are undrinkable.

o Humans are able to digest rubbing alcohols in small amounts.

o It can be used to eliminate certain toxic substances from the body, neutralizing each other.

49. Which of the following forms of arsenic is classified as a class 1 carcinogen?

o Arsenate salts

o Arsenic trioxide

o Arsenic pentoxide

o All of the above

50. Iron is dangerous because:

o It can be slowly stored up in the body.

o It causes immediate clotting after reaching a critical concentration.

o It damages the brain and the pancreas. o None of above

14

Lab Activity

In your kit, you will find two markers (A and B), a paper clip, a splint, water (mobile phase), and two pieces of chromatography paper.

Run a paper chromatography and answer the following question.

51. Is Chromatography a physical or chemical change? What does it separate?

52. Which marker color is a pure substance? Why?

53. Which mark color is a mixture? Write down each color’s Rf value. (Please use a table to list the color with Rf value.)