
DIAGNOSTIC TEST SCIENCE 7
Quiz by Jenny Dela Vega
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Which of the following statements BEST describes a compound light microscope?
Jim observes the pollens from a plant under a compound light microscope. Which mechanical part should he adjust if he wants to change the objective from Low Power Objective (LPO) to High Power Objective (HPO)?
Why do you need to position the coverslip at an angle to the slide before covering the entire specimen?
Which part should be turned on first to provide illumination to the microscope?
In carrying the microscope, which parts should be handled carefully?
Allen examines a specimen of onion under the microscope. He observes that the image of the onion cells is slightly dim. Which of the following parts of the microscope should he adjust to change the intensity of light?
Which of the following shows letter “e” as seen under the microscope?
If a microscope has a 4x ocular lens and a 10x objective, what is themicroscope's total magnification?
Which sequence of biological levels of organization is correctly arranged from most complex to simplest?
Which level of organization in an organism is the basic unit of life?
What level of biological organization refers to a group of organisms of similar species found within a specific area at a given time?
How is each biological level of organization interconnected?
At which level of biological organization is a group of organs that work together to perform a specific physiological process found?
Which of the following cannot be performed by a plant if its chloroplasts are damaged?
What do you call the organelle that plays a role in animal cell division?
How is a plant cell similar to an animal cell?
Which organelle is known as the powerhouse of the cell?
Which of the following statements is NOT supported by the cell theory?
The following scientists contributed to the development of the cell theory except_______
It refers to the duplication of cell’s DNA and other internal parts to increase its number
Which of the following BEST describes asexual reproduction?
A sperm cell unites with an egg cell to form a zygote. Which process is taking place?
Which of the following reproduce by regeneration?
In sexual reproduction, what is the source of the genetic material in a zygote?
All of the following are involved in asexual reproduction, which is NOTinvolved?
Trees are essential part of the ecosystem. Which of the following is NOT its function?
What abiotic factors in the ecosystem are needed by the plants to grow and make foods?
Which of the following is NOT a role of a river in an ecosystem?
Which of the given biotic component in the given ecosystem is responsible for the reproduction of some plants?
What will happen if one existing biotic component in the ecosystem is suddenly destroyed?
A bird hitches a free, safe ride on the back of an elephant. The elephant doesn’t mind and barely notices the bird. What type of relationship is this?
A bird in a tree watched as a lion stalks, attacks, and then ate a zebra. Which of these animals is the prey?
Which of the following is an example of Parasitism?
A mutualistic relationship is one where both organisms benefit. Which of the following is an example of a mutualistic relationship?
In predation, what do you call an organism that is hunted and eaten?
Illegal mining is prohibited by the government because it can damage the ecosystem and influence changes that occur in the abiotic components. Which of these abiotic components will mostly be affected by illegal mining?
Which of the following analogies is INCORRECT?
Why is acid rain or acid deposition considered to be harmful?
Which of the following will NOT be affected by Climate Change?
Leaching is a process of breaking down the chemicals from rocks and soil. Which non-living factor will change?