Using and caring for a light microscope Practice exercise 1

Look at the image of the microscope below. Which part is labeled "A" and what is its function?    (2 marks)

Look at the image of the microscope below. Which part is labeled "A" and what is its function?    (2 marks)

Look at the image of the microscope below. Which part is labeled "A" and what is its function?    (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Identify two labeled parts of the microscope below and state the function of each. (2 marks)

Name the part of the light microscope used to adjust the focus of the image.   (1 mark)

Name the part of the light microscope used to adjust the focus of the image.   (1 mark)

Name the part of the light microscope used to adjust the focus of the image.   (1 mark)

State one reason why we clean the lenses of a light microscope before use.  (1 mark)

State one reason why we clean the lenses of a light microscope before use.  (1 mark)

State one reason why we clean the lenses of a light microscope before use.  (1 mark)

State one reason why we clean the lenses of a light microscope before use.  (1 mark)

Which part of the microscope holds the slide in place on the stage?  (1 mark)

Which part of the microscope holds the slide in place on the stage?  (1 mark)

Which part of the microscope holds the slide in place on the stage?  (1 mark)

Jane from Kericho Secondary School was preparing a slide to observe onion cells in her biology lab. She forgot to use a cover slip and tried to observe the specimen. Explain what might happen and why it is important to use a cover slip.   (2 marks)

Jane from Kericho Secondary School was preparing a slide to observe onion cells in her biology lab. She forgot to use a cover slip and tried to observe the specimen. Explain what might happen and why it is important to use a cover slip.   (2 marks)

Jane from Kericho Secondary School was preparing a slide to observe onion cells in her biology lab. She forgot to use a cover slip and tried to observe the specimen. Explain what might happen and why it is important to use a cover slip.   (2 marks)

During a science fair in Kisumu, a student knocked a microscope off the table while turning around with it in one hand. What mistake did the student make and how should a microscope be carried safely?   (2 marks)

During a science fair in Kisumu, a student knocked a microscope off the table while turning around with it in one hand. What mistake did the student make and how should a microscope be carried safely?   (2 marks)

During a science fair in Kisumu, a student knocked a microscope off the table while turning around with it in one hand. What mistake did the student make and how should a microscope be carried safely?   (2 marks)

In a school lab in Nakuru, students observed dirty slides produced unclear images. What should they do next time to avoid this problem?   (1 mark)

In a school lab in Nakuru, students observed dirty slides produced unclear images. What should they do next time to avoid this problem?   (1 mark)

In a school lab in Nakuru, students observed dirty slides produced unclear images. What should they do next time to avoid this problem?   (1 mark)

While observing maize stem cells, Brian placed the cover slip quickly, trapping bubbles. How would this affect the image and what should he have done?    (2 marks)

While observing maize stem cells, Brian placed the cover slip quickly, trapping bubbles. How would this affect the image and what should he have done?    (2 marks)

While observing maize stem cells, Brian placed the cover slip quickly, trapping bubbles. How would this affect the image and what should he have done?  (2 marks)

Examine the diagram of a light microscope. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope below. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope below. A student complains the image is dim and unclear. Which part should be adjusted and why?   ( 2marks)

Examine the diagram of a light microscope below. A student complains that when viewing a specimen, the image appears dim and unclear. Which part of the microscope should be adjusted to address this issue, and why?   ( 2 marks)

Examine the diagram of a light microscope below. A student complains that when viewing a specimen, the image appears dim and unclear. Which part of the microscope should be adjusted to address this issue, and why?   ( 2 marks)

A student complains that when viewing a specimen, the image appears dim and unclear. Which part of the microscope should be adjusted to address this issue, and why?   ( 2 marks)