Cell biology quiz 37 questions.

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Presentation transcript:

Cell biology quiz 37 questions

What is the equation for calculating the magnification of an object? 1. What is the equation for calculating the magnification of an object?

2. A light microscope uses a beam of ______ to form an image An electron microscope uses a beam of _______ to form an image

Which microscope can magnify objects up to 2,000,000 times? 3. Which microscope can magnify objects up to 2,000,000 times?

4. A student measured the diameter of a human capillary on a micrograph. The image measures 5mm and the student knows the magnification is x1000. How many micrometres is the diameter of the capillary

5. Which organelle matches this definition? Controls the activities of the cell

6. Which organelle matches this definition? Liquid gel where most of the chemical reactions needed for life take place

7. Which organelle matches this definition? Controls the passage of substances into and out of the cell

8. Which organelle matches this definition? Where aerobic respiration takes place

9. Which organelle matches this definition? Where protein synthesis takes place

10. Which organelle matches this definition? Contains the green substance chlorophyll

11. Which organelle matches this definition? Space in the cytoplasm filled with cell sap

12. Which organelle matches this definition? Strengthens the cells and gives it support (made of cellulose)

13. Name one organelle that is present in an animal cell but not in a plant cell

14. Name one organelle that is present in an plant cell but not in a animal cell

Name a type of plant cell that is unlikely to have any chloroplasts 15. Name a type of plant cell that is unlikely to have any chloroplasts

Animal and plant cells are examples of _________ cells 16. Animal and plant cells are examples of _________ cells

Bacteria are a type of _________ cell 17. Bacteria are a type of _________ cell Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Name one difference between prokaryote and eukaryote cells 18. Name one difference between prokaryote and eukaryote cells Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Name 2 ways that sperm cells are adapted for their job 19. Name 2 ways that sperm cells are adapted for their job

Name 1 way that nerve cells are adapted for their job 20. Name 1 way that nerve cells are adapted for their job

Name 1 way that muscle cells are adapted for their job 21. Name 1 way that muscle cells are adapted for their job

How is the differentiation of cells different in plant and animals? 22. How is the differentiation of cells different in plant and animals?

Name 1 way that root hair cells are adapted for their job 23. Name 1 way that root hair cells are adapted for their job

24. Name 1 way that photosynthetic cells (palisade) are adapted for their job

25. Diffusion is the movement of particles from a _____ concentration to a ____ concentration

Name 2 different factors that can affect the rate of diffusion 26. Name 2 different factors that can affect the rate of diffusion

Osmosis is the movement of ______ particles 27. Osmosis is the movement of ______ particles

28. Hypotonic, Isotonic, Hypertonic _________ - the concentration of solutes is the same outside and inside the cell __________ - the concentration of solutes is higher outside than inside the cell _________ - the concentration of solute is lower outside than inside the cell

How does active transport differ to diffusion? 29. How does active transport differ to diffusion?

30. Give an example of where active transport is important in plants or animals

31. Each cell in the human body has _ _ chromosomes which is the same as _ _ pairs

The process where new cells are made is called _______ 32. The process where new cells are made is called _______

The 2 new cells are genetically _________ to the original cell 33. The 2 new cells are genetically _________ to the original cell

Mitosis is necessary for gr_ _ _ _ and re_ _ _ _ 34. Mitosis is necessary for gr_ _ _ _ and re_ _ _ _

What are the two types of stem cells are where are they found? 35. What are the two types of stem cells are where are they found?

Give two reasons why someone may be against stem cell use 36. Give two reasons why someone may be against stem cell use

Give two reasons why someone may be for stem cell use 37. Give two reasons why someone may be for stem cell use

Cell biology quiz 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37.

Answers

What is the equation for calculating the magnification of an object? 1. What is the equation for calculating the magnification of an object?

What is the equation for calculating the magnification of an object? 1. What is the equation for calculating the magnification of an object? Magnification x Actual Image Magnification = Image Actual

2. A light microscope uses a beam of ______ to form an image An electron microscope uses a beam of _______ to form an image

2. A light microscope uses a beam of ______ to form an image An electron microscope uses a beam of _______ to form an image Light Electrons

Which microscope can magnify objects up to 2,000,000 times? 3. Which microscope can magnify objects up to 2,000,000 times?

Which microscope can magnify objects up to 2,000,000 times? 3. Which microscope can magnify objects up to 2,000,000 times? Electron microscope

4. A student measured the diameter of a human capillary on a micrograph. The image measures 5mm and the student knows the magnification is x1000. How many micrometres is the diameter of the capillary

4. A student measured the diameter of a human capillary on a micrograph. The image measures 5mm and the student knows the magnification is x1000. How many micrometres is the diameter of the capillary Magnification x Actual Image Image = 5mm Image = 5000µm Magnification = 1000 Image ÷ magnification = actual 5000 ÷ 1000 = 5µm

5. Which organelle matches this definition? Controls the activities of the cell

5. Which organelle matches this definition? Controls the activities of the cell Nucleus

6. Which organelle matches this definition? Liquid gel where most of the chemical reactions needed for life take place

6. Which organelle matches this definition? Liquid gel where most of the chemical reactions needed for life take place Cytoplasm

7. Which organelle matches this definition? Controls the passage of substances into and out of the cell

7. Which organelle matches this definition? Controls the passage of substances into and out of the cell Cell membrane

8. Which organelle matches this definition? Where aerobic respiration takes place

8. Which organelle matches this definition? Where aerobic respiration takes place Mitochondria

9. Which organelle matches this definition? Where protein synthesis takes place

9. Which organelle matches this definition? Where protein synthesis takes place Ribosomes

10. Which organelle matches this definition? Contains the green substance chlorophyll

10. Which organelle matches this definition? Contains the green substance chlorophyll Chloroplast

11. Which organelle matches this definition? Space in the cytoplasm filled with cell sap

11. Which organelle matches this definition? Space in the cytoplasm filled with cell sap Vacuole

12. Which organelle matches this definition? Strengthens the cells and gives it support (made of cellulose)

12. Which organelle matches this definition? Strengthens the cells and gives it support (made of cellulose) Cell wall

13. Name one organelle that is present in an animal cell but not in a plant cell

13. Name one organelle that is present in an animal cell but not in a plant cell Trick question!

14. Name one organelle that is present in an plant cell but not in a animal cell

Chloroplast, cell wall, vacuole 14. Name one organelle that is present in an plant cell but not in a animal cell Chloroplast, cell wall, vacuole

Name a type of plant cell that is unlikely to have any chloroplasts 15. Name a type of plant cell that is unlikely to have any chloroplasts

Name a type of plant cell that is unlikely to have any chloroplasts 15. Name a type of plant cell that is unlikely to have any chloroplasts Root hair cell,

Animal and plant cells are examples of _________ cells 16. Animal and plant cells are examples of _________ cells

Animal and plant cells are examples of _________ cells 16. Animal and plant cells are examples of _________ cells Eukaryote

Bacteria are a type of _________ cell 17. Bacteria are a type of _________ cell Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Bacteria are a type of _________ cell 17. Bacteria are a type of _________ cell Prokaryote Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Name one difference between prokaryote and eukaryote cells 18. Name one difference between prokaryote and eukaryote cells Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Name one difference between prokaryote and eukaryote cells 18. Eukaryote cells have a nucleus, prokaryote cells do not Cell membrane Slime capsule Cell wall Cytoplasm Genetic material Plasmids Flagella

Name 2 ways that sperm cells are adapted for their job 19. Name 2 ways that sperm cells are adapted for their job

Name 2 ways that sperm cells are adapted for their job 19. Name 2 ways that sperm cells are adapted for their job Tail to help move towards egg Middle section full of mitochondria which provide energy for the tail Tip of the sperm (acrosome) contains enzymes to break down the outer layer of the egg Large nucleus which contains the genetic information to be passed on

Name 1 way that nerve cells are adapted for their job 20. Name 1 way that nerve cells are adapted for their job

Name 1 way that nerve cells are adapted for their job 20. Name 1 way that nerve cells are adapted for their job Lots of dendrites to make connections to other nerve cells Axon carries nerve impulses from one place to another Synapses contain lots of mitochondria to provide energy for transmitter chemicals

Name 1 way that muscle cells are adapted for their job 21. Name 1 way that muscle cells are adapted for their job

Name 1 way that muscle cells are adapted for their job 21. Name 1 way that muscle cells are adapted for their job Many mitochondria to provide energy to the cells Can store glycogen for respiration

How is the differentiation of cells different in plant and animals? 22. How is the differentiation of cells different in plant and animals?

How is the differentiation of cells different in plant and animals? 22. How is the differentiation of cells different in plant and animals? Animal cells differentiate at relatively early stages in development whereas plant cells retain the ability to differentiate throughout life

Name 1 way that root hair cells are adapted for their job 23. Name 1 way that root hair cells are adapted for their job

Name 1 way that root hair cells are adapted for their job 23. Name 1 way that root hair cells are adapted for their job Large surface area for water uptake Many mitochondria for active transport of minerals

24. Name 1 way that photosynthetic cells (palisade) are adapted for their job

24. Name 1 way that photosynthetic cells (palisade) are adapted for their job Contain lots of chloroplasts that contain chlorophyll that absorb light Near the surface of leaves in a continuous line to absorb as much light as possible Large permanent vacuole to keep the cells rigid and the leaf spread out

25. Diffusion is the movement of particles from a _____ concentration to a ____ concentration

25. Diffusion is the movement of particles from a _____ concentration to a ____ concentration High Low

Name 2 different factors that can affect the rate of diffusion 26. Name 2 different factors that can affect the rate of diffusion

Name 2 different factors that can affect the rate of diffusion 26. Name 2 different factors that can affect the rate of diffusion Difference in concentration Temperature Surface area

Osmosis is the movement of ______ particles 27. Osmosis is the movement of ______ particles

Osmosis is the movement of ______ particles 27. Osmosis is the movement of ______ particles Water

28. Hypotonic, Isotonic, Hypertonic _________ - the concentration of solutes is the same outside and inside the cell __________ - the concentration of solutes is higher outside than inside the cell _________ - the concentration of solute is lower outside than inside the cell

28. Isotonic Hypertonic Hypotonic Hypotonic, Isotonic, Hypertonic _________ - the concentration of solutes is the same outside and inside the cell __________ - the concentration of solutes is higher outside than inside the cell _________ - the concentration of solute is lower outside than inside the cell Isotonic Hypertonic Hypotonic

How does active transport differ to diffusion? 29. How does active transport differ to diffusion?

How does active transport differ to diffusion? 29. How does active transport differ to diffusion? Active transport requires energy, diffusion does not Active transport is against concentration gradient, diffusion is along concentration gradient

30. Give an example of where active transport is important in plants or animals

30. Give an example of where active transport is important in plants or animals Plants use active transport to move minerals ions from the soil into the roots against a concentration gradient Glucose is actively absorbed out of the gut into the blood against a concentration gradient

31. Each cell in the human body has _ _ chromosomes which is the same as _ _ pairs

31. Each cell in the human body has _ _ chromosomes which is the same as _ _ pairs 46 23

The process where new cells are made is called _______ 32. The process where new cells are made is called _______

The process where new cells are made is called _______ 32. The process where new cells are made is called _______ Mitosis

The 2 new cells are genetically _________ to the original cell 33. The 2 new cells are genetically _________ to the original cell

The 2 new cells are genetically _________ to the original cell 33. The 2 new cells are genetically _________ to the original cell Identical

Mitosis is necessary for gr_ _ _ _ and re_ _ _ _ 34. Mitosis is necessary for gr_ _ _ _ and re_ _ _ _

Mitosis is necessary for gr_ _ _ _ and re_ _ _ _ 34. Mitosis is necessary for gr_ _ _ _ and re_ _ _ _ o w t h p a i r

What are the two types of stem cells are where are they found? 35. What are the two types of stem cells are where are they found?

What are the two types of stem cells are where are they found? 35. What are the two types of stem cells are where are they found? Adult stem cells found in bone marrow Embryo stem cells from human embryos

Give two reasons why someone may be against stem cell use 36. Give two reasons why someone may be against stem cell use

Give two reasons why someone may be against stem cell use 36. Give two reasons why someone may be against stem cell use Embryo cannot give permission Embryonic stem cells may cause cancer as they divide rapidly Adult stem cells might be infected with viruses Lots of money and time is wasted on stem cells that could be used to research cures to diseases

Give two reasons why someone may be for stem cell use 37. Give two reasons why someone may be for stem cell use

Give two reasons why someone may be for stem cell use 37. Give two reasons why someone may be for stem cell use Many embryo stem cells come from abortions or spare embryos from fertility treatment Scientists have only been working with stem cells for 20 years May be able to treat conditions such as paralysis and diabetes