This 35-item reviewer tests knowledge of various biology concepts through multiple choice questions. It covers topics like cellular reproduction, organelle functions, symbiotic relationships, ecosystems, cellular transport, genetics, and more. Test takers have 30 seconds to answer each question before moving to the next slide. No returning to previous questions is allowed.

1. Ray Butch D Mahinay, MASE
Tablon National High School
DepEd-Cagayan de Oro City

2. Instructions
1. There are 35 items in this reviewer. Answer each item for 30
seconds only.
2. Turn to the next slide ONLY when you hear a call bell.
3. No turning back of slides.
4. Answer with the corresponding letter only.
-RBM

3. Question 1
What type of cellular reproduction is illustrated here?
a. Karyokinesis c. Meiosis
b. Mitosis d. Cytokinesis

4. Question 2
What is the main function of the chloroplast?
a. To make the plant colored green.
b. To catch light from the sun.
c. To digest toxic substances within the cell.
d. To convert ATP into sugar.

5. Question 3
Does active transport require energy?
a. Yes c. No
b. Maybe d. Unknown

6. Question 4
What kind of cell is this?
a. Animal Cell c. Plant Cell
b. Bacteria d. Virus

7. Question 5
What process is being described in the picture?
a. Pollination c. Fertilization
b. Hybridization d. Genetic Cloning

8. Question 6
What stage of the cell cycle when the nucleus divides?
a. Gap 1 c. Synthesis
b. Gap 2 d. Mitosis

9. Question 7
What organ system is being shown here?
a. Excretory c. Respiratory
b. Muscular d. Circulatory

10. Question 8
What can we infer from this fossil?
a. Fishes lived millions of years ago.
b. Fossils are hard to find.
c. This stone is found under the ocean.
d. All of the above.

11. Question 9
What is the main difference between prokaryote and eukaryote?
a. Presence of DNA c. Presence of cell wall
b. Presence of cytoplasm d. Presence of nucleus

12. Question 10
What kind of cell is this?
a. Animal Cell c. Plant Cell
b. Bacteria d. Virus

13. Question 11
Lions feed on the buffalo. What symbiotic relationship exists between them?
a. Parasitism c. Predation
b. Mutualism d. Commensalism

14. Question 12
What type of cellular reproduction is illustrated here?
a. Karyokinesis c. Meiosis
b. Mitosis d. Cytokinesis

15. Question 13
What cellular transport is being shown in the set-up?
a. Diffusion c. Osmosis
b. Facilitated Diffusion d. Active Transport

16. Question 14
What stage of cell reproduction is pointed in the arrow?
a. Prophase c. Anaphase
b. Metaphase d. Telophase

17. Question 15
What characteristic of life is being shown by the plant?
a. Nutrition c. Reproduction
b. Movement d. Growth

18. Question 16
Ferns grow on trees. What symbiotic relationship exists between them?
a. Commensalism c. Mutualism
b. Predation d. Parasitism

19. Question 17
What characteristic of life is being shown by the monkeys?
a. Nutrition c. Reproduction
b. Movement d. Growth

20. Question 18
What kind of ecosystem is shown in the picture?
a. Tropical Forest c. River
b. Plain d. Coral Reef

21. Question 19
What is the main function of the heart?
a. It pumps blood to all parts of our body.
b. It supplies oxygen to all the cells in our body by circulating blood.
c. It keeps us alive and breathing.
d. It makes our body normally red.

22. Question 20
Which is NOT true about the plasma membrane?
a. It is composed of a phospholipid bilayer.
b. Membrane proteins are scattered along the layer.
c. Hydrophobic tails interacts with polar substances like water.
d. The entire layer is moving.

23. Question 21
Which is NOT true about mushrooms?
a. They are fungi.
b. They have no ecological importance.
c. They have varieties in shape and sizes.
d. They interact with nonliving things like fixing nitrogen from the air.

24. Question 22
It is where the glass slide must be placed in the microscope?
a. Base c. Ocular Eyepiece
b. Mirror d. Stage

25. Question 23
What cell part makes the prokaryotic and eukaryotic cells different from each
other?
a. Flagella c. Nucleus
b. Cell Wall d. DNA

26. C
A
D
B
E
F G
Question 24
Which pair is correct?
a. F – nucleus c. D – mitochondria
b. A – cytoplasm d. E – lysosome

27. Question 25
The picture shows the life cycle of a fern. What type of reproduction is this?
a. Asexual c. Pollination
b. Sexual d. Cell Fission

28. Question 26
The picture above is an example of modifying the gene of a specie. So this corn is a genetically modified organism
(GMO).What is expected of the corn after?
a. It will grow bigger. c. It will become stronger against pests.
b. It will last longer in time. d. All of the above.

29. Question 27
What will happen to the amount of light energy in the fourth trophic
level?
a. still the same c. lesser
b. greater d. none of the above

30. Question 28
Philippines is rich and abundant in different species. We call this as ________?
a. Biodiversity c. Ecological Succession
b. Balance of Nature d. Rise in Population

31. Question 29
The picture above is the process of cellular respiration. What can you infer in the
process?
a. Cellular respiration involves many processes.
b. Cellular respiration produces energy in the form of ATP.
c. Cellular respiration produces carbon dioxide.
d. All of the above.

32. Question 30
Why is El Nino an undesirable natural phenomenon?
a. Temperature in the air rises up creating much heat.
b. Too much heat triggers evaporation and transpiration of water.
c. Living things will suffer and eventually die.
d. El Nino causes imbalance in all ecosystems.

33. Question 31
What process is being described above?
a. DNA transcription c. DNA configuration
b. DNA replication d. DNA formation

34. Question 32
What symbiotic relationship exists between the flower and the bee?
a. Mutualism c. Ammensalism
b. Commensalism d. Parasitism

35. Question 33
Who are the recyclers in the ecosystem?
a. Plants c. Microorganisms
b. Animals d. Human Beings

36. C
A
D
B
E
F G
Question 34
Which pair is NOT correct?
a. F – vacoule c. D – mitochondria
b. A – cytoplasm d. E – chloroplast

37. Question 35
Why is an artificial ecosystem such as the aquarium could not sustain by itself longer?
a. There is control set by humans.
b. There is problem in the space for the organisms to interact.
c. There is no much natural resources available like food and air.
d. Artificial ecosystems can sustain longer like the natural ones.

38. End of Review

39. SOURCES
All pictures/graphics are taken from Google Images.

40. DEVELOPER
Ray Butch D Mahinay, MASE
ICT Laboratory
Tablon National High School
(088) 323-1061
School of Education
G/F Social Science Building
Xavier University-Ateneo de Cagayan
(088) 858-3116 local 3034