1. 1. What will happen to a plant cell in a hypotonic solution?
A. The plant cell will develop a thickened cell wall.
B. The plant cell will shrivel.
C. No effect on the plant cell.
D. The plant cell will swell.
2. An ant colonystores food in the summer, defends itselfby stingingenemies and invades a competing antcolonyand steals larvae and use
them as new workers. What is the term to best describe how this s pecies copes with everyday life?
A. Ecological defeat C. Ecological success
B. Environmental habitation D. Ecological niche
3. What are the thin structure essential for cytokinesis, amoeboid movement and changes in cell shape?
A. Myosin filaments C. Monofilaments
B. Pseudo filaments D. Microfilaments
4. A toothpick can sit on the surface of water due to _________________.
A. Surface tension C. Atmospheric pressure
B. Buoyancy D. Viscosity
5. In a flame test, the presence of boron in a solution is evident by what color of flame?
A. Bright green C. Brick red
B. Gold D. Lilac
6. Which is true of metalloids?
A. Conduct heat and electricity less effectively than non-metal.
B. Conduct heat and electricity better than metals.
C. Conduct heat better than metals.
D. Have properties of both metals an non-metals.
7. What are the hormones responsible for plant growth, promoting auxillary bud growth and apical dominance?
A. Auxins and Gibberellins C. Auxins and abscisate
B. Cytokinins and Gibberellins D. Cytokinins and auxins
8. Which of the following is the CORRECTname for the compound MnF3?
A. Manganese flouride (III) C. Manganese (III) flouride
B. Manganese (I) flouride (III) D. Manganese (III) flouride (III)
9. Which of the following is a heterotrophe?
A. Algae C. Grasshopper
B. Fern D. Moss
10. Polysaccharides, triglycerides, polypeptides and nucleic acids are classified as _______.
A. Carbohydrates C. Phopholipids
B. Acids and bases D. Macromolecular
11. Which of the following is a measure of pressure, defines as one newton per square meter?
A. Pascal C. Milliliter
B. Atomic Units D. Poise
12. A metric carat ia a unit of mass for measuring gemstones. It is equivalent to ________.
A. 1, 000 mg C. 2 kg
B. 200 mg D. 100 mg
13. Kingdom plante includes which organisms?
A. Prokaryotes C. Magnoliidae
2. B. Fungi D. Protozoa
14. Science provides knowledge through disciplined observation.Which of the following is NOTcharacteristic of scientific assertion?
A. Logic and validity C. Conformity with actual observation
B. Empirical support D. Hearsay
15. Damage to DNA that is not repaired and then replicated can result in genetic disorders.
A. Mutation C. Embryology
B. Pathology D. Speciation
16. What organism would most likely be in an arctic environment?
A. Crocodile C. Turtle
B. Walrus D. Maya Bird
17. How are bats able to navigate in the dark without bumping into anything?
A. They emit sound waves whose returning vibrations can detect the presence of objects
B. They are able to fluoresce in the dark
C. They have supersonic eyesight
D. They can disappear
18. This demonstrated the feeding connections between all life forms.
A. Nutrition cycles C. Fossil cycl
B. Biochemical pathways D. Food web
19. One instance of taking away the life of another person without due process is ______ ______.
A. Euthanasia C. capital punishment
B. Salvaging D. suicide
20. A species of fish lived in a lake. When a dam was constructed in the areaa group of fish was separated and populated a new pond. T
hey
then developeddifferingcharacteristics and became a distinct species. Which of the following concepts explain this speciati on?
A. Geographical isolation C. Episodic isolation
B. Chronotropic isolation D. Behavioral isolation
21. The protein shell of a virus is called____________.
A. Capsid C. Virions
B. lambda bacteriophage D. Capsomeres
22. Air, flood and water are essential elements in human existence. Carried by the wind, polluted air called ________________falls to earth
poisoning fish and destroying vegetation.
A. La Nina C. Greenhouse rain
B. El Nino D. Acid rain
23. In the pacific area, a storm is called _____________.
A. Hurricane C. Typhoon
B. El Nino D. La Nina
24. When the North Pole is tilted towards the sun, it is summer and when the sun shines allthe time both dayand night, what is this called?
A. Twilight sun C. Summer light
B. Northern Light D. Midnight Sun
25. The Kyoto protocol, which requires countries to reduce greenhouse emission, is a practice that advocates _________.
A. Environmental protection C. Ecological destruction
B. Sustainable potential D. Forest Demolition
26. Ecosystem is the relationship between the physical and biological environments in a certain plain. Among desert ecosystems, the world’s
largest ecosystem is ______________.
3. A. Sahara C. Tian shan
B. Sonoran D. Namib
27. The Philippines lies in the ____________, an areawhere many volcanoes are active.
A. Archipelagic fault line C. Wheel of fire
B. Ring offire D. volcanic rim
28. The energy source which is abundantin the Philippines butstill notfully developed is the?
A. Gas C. Sea
B. Sun D. Mineral
29. Which is an example ofa non-pathogenic microorganism?
A. Palsmodium falciparum C. Probiotics such as bifidobacteria
B. Influenza sp. D. Yersinia pestis
30. Monosaccharides,oligosaccharides and polysaccharides are types of
A. Proteins C. Nucleotides
B. Lipids D. Carbohydrates
31. Air like food and wateris an essentail element in human existence. Carried by the wind, polluted aircalled ______falls to earth poisoning
fish anddestroyingvegetation.
A. El Niño C. La Niña
B. Greenhouse rain D. Acid rain
32. What are the components of a fungal cell wall?
A. Chitin, proteins and sugar C. lipids, proteins andsugars
B. Nucleic acids, proteins andsugars D. Cellular andproteins
33. What is the molecule thatallows plants tocapture energy from sunlight?
A. Carbohydrates C. ATP
B. Chlorophyll D. Oxygen
