7TH GRADE SCIENCE

GRASSHOPPER LAB PRE-LAB

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HOMEWORK CHAPT 26
shark dissection pre-lab
shark dissection pre-lab
SHARK DISSECTION
CONTACT MR.FOX
MR.FOX EARTHSCIENCE BELOW
HOMEWORK CHAPTER 11

YOU MUST TURN IN YOUR OWN LAB MANUAL FOR THE GRASSHOPPER LAB!
ANSWER THE QUESTIONS BELOW .

Grasshopper Dissection Lab 1 Question Sheet

Name(s) ___________________________________

Date ____________________ Pd. ______________

I. External Structure

1. Single lens, sensitive only to changes in light intensity.

2. Sense crude movement, multi-lens.

3. Organs of taste.

4. Senses sound.

5. Sense of touch or feel.

6-8. List, in order, the three body divisions of the grasshopper beginning with the anterior end.

 

9. Abdominal segment on which the tympanum.

10. Opening to the trachea.

11. Egg laying structure of the female.

12. A rounded blunt abdomen is typical of what sex?

13. Number of wings on a grasshopper.

1. ___________________

2. ___________________

3. ___________________

4. ___________________

5. ___________________

6. ___________________

7. ___________________

8. ___________________

9. ___________________

10. ___________________

11. ___________________

12. ___________________

13. ___________________

II. Mouth parts

Lay the mouth parts of your grasshopper on your lab sheet and call your instructor to check your work before proceeding.

III. Grasshopper legs

14. How many legs do all insects have?

15. What are the largest legs in the grasshopper?

16.-20. Based on length, list from largest to smallest the five parts of a grasshoppers leg.

 

 

 

21. Do all the legs have the five labeled parts?

14. ___________________

15. ___________________

16. ___________________

17. ___________________

18. ___________________

19. ___________________

20. ___________________

21. ___________________

IV. Opening up the grasshopper

22. What is the hard external covering called?

22. ___________________

V. The Digestive System

23. What structure grinds up the food?

24. What organ is anterior to the gizzard?

25. What are the fingerlike projections behind the gizzard?

26. Where does digestion and absorption occur?

27. What secretes digestive juices into the mouth?

28. Water is removed by what part of the digestive tract?

29. What organ is immediately posterior to the intestine?

30. What organ stores food prior to it being ground up?

23. ___________________

24. ___________________

25. ___________________

26. ___________________

27. ___________________

28. ___________________

29. ___________________

30. ___________________

VI. Excretion of nitrogenous wastes

31. What collects nitrogenous wastes?

31. ___________________

VII. Respiration

32. What do we call the external openings of the trachea?

33. In flying insects, the _____________ lead to air sacs.

32. ___________________

33. ___________________

VIII. Circulation

34. Do all arthropods have an open circulatory system?

34. ___________________

IX. Reproduction

35. What sex is your grasshopper?

36. What do you call the sex organ of your grasshopper.

35. ___________________

36. ___________________

X. Nervous system

37. All arthropods have a dorsal nerve cord (yes/no).

38. What do you call Knots of nerve on the nerve cord?

39. In what body division of the grasshopper is the brain?

40. Challenge question: Because of the amount of optic information entering the brain of the grasshopper a special lobe of the brain is dedicated to visual perception. What do scientists call that lobe? (Not in your lab or book.)

37. ___________________

38. ___________________

39. ___________________

40. ___________________

 

Enter content here

 

The Dissection Manual

The manual should have a cover, table of contents, for THE GRASSHOPPER we will look at in LIFE SCIENCE.

SECTION (1) SHOULD HAVE THESE QUESTIONS AND ANSWERS

   1.   Name of Organism you should give the common and scientific name  

  1. Classification For any in the Animalia kingdom: give kingdom, phylum, class. 
  1. Facts: List any facts you have learned about the organism. Must have at least FIVE.
  2. SECTION 2  ( SHOULD HAVE THESE DRAWINGS BELOW

  4. Diagrams: There should be a diagram OF THE GRASSHOPPER. If they are     being dissected, the diagrams should show internal and external structures.

  5. Heart Type

  6. Oxygen/carbon dioxide exchange

  7. Reproduction

  8. Brain

  9. Nerve cord

  10.DIGESTIVE TRACT

  11. SPECIAL ADAPTATIONS

SECTION 3 (SHOULD HAVE THESE QUESTIONS AND ANSWERS

Write about or list any SPECIAL adaptations that the organism has that helps it survive and thrive.

  1. Importance: Of what importance is this organism to the world? Does it have any economical value? How does it fit into the food chain?

 13. Habitat (where does it live) and related species

metamorphic rocks click here

virtual fossil lab

click to see clam pictures