Jembatan Kita

1. An ecosystem always consist of living organisms and non living thing. The living organisms are called biotic components. The non living organisms are called abiotic components. The abiotic components in ecosystem….
a. air, sun light, air pressure, soil
b. sun light, soil, bird, insect
c. rain, ant, soil, air
d. fish, rain, soil, sun light
2. A group of animals and plants living together, and interacting with one another in habitat is known as ….
a. the environment c. a population
b. a community d. an ecosystem
3. Example of symbiosis mutualism is ….
a. the interaction between the parasite plant and the main plant
b. the interaction between the remora fish and shark
c. the interaction between nitrogen bacteria and the peanut
d. the interaction between orchid and their host plant
4. What is the meaning of population ….
a. a species is usually defined
b. the area where the population of organism live
c. Some population live together the same area
d. a population consists of more than one individuals of a species that occupy the same area
5. A group of similar cells that have same function are named ….
a. Tissue b. organ c. organ system d. organelles
6. There is ………….. in the forest of Sulawesi island
a. Cendrawasih bird c. White Jalak bird
b. Dwarf Buffalo (Anoa) d. Elephant
7. Which the following shows the correct sequence for the cell organization in the human body?
a. cell → organ system → tissue→ organ → organism
b. cell → tissue → organ → organ system→ organism
c. cell → organ → tissue→ organ system → organism
d .cell→ organ → organism→ tissue → organ system
8. Symbiosis that gives advantage for one organism and disadvantage for another organism called…..
a. Mutualism c. Parasitism
b. Commensalisms d. Predating
9. In the energy cycle, decomposer will relate between……
a. Human and environment
b. Producers
c. Consumer with producer
d. Consumer I and II
10. Bacteria is one of the prokaryotic organism, because...
a. consist of one cell c. has cell without the nucleus membrane
b. hasn’t organelle d. has cell with the nucleus membrane
11. Parts of cell which could found in animal cells are
a. Cell wall and Mitochondrion, golgy body.
b. Mitochondrion, golgy body, cell membrane
c. Golgy body, mitochondrion, plastida
d. Cell wall, Vacuole , nucleus
12. Please have a look at the cellular structure listed bellow
1). Cell membrane (plasmalemma)
2). Cellulose cell wall
3). Cytoplasm
4). Sap vacuole membrane (tonoplast)
Which two structures occurs only in plant cell?
a.1 and 2 c. 2 and 3
b.1 and 3 d. 2 and 4
13. Controls all the activities of the cell and has genetic substances (chromosomes).
This part is the…
a. cell membrane c. nucleus
b. cytoplasm d. vacuole
14. The number of animals in a population will increase if . . . .
I the number of decomposers decreases
II the number of predators decreases
III the food supply in the habitat increases
a. II c. II and III
b III d. I, II, and III
15 . What must be provided in aquarium community to keep the organisms alive for the longest possible time?
a. carbon dioxide c. nitrates
b. light energy d. oxygen
16. The fundamentals of the cell theory were found by …
a. Schleiden, Schwann, and Virchow
b. Hooke and Schneider
c. Van Leeuwenhoek and Hooke
d. Hooke, Van Leeuwenhoek, and Schleiden
17. Units of organism in an ecosystem consist of…
a. Producer, consumer, decomposer.
b. Herbivore, carnivore, omnivore
c. Biome, biosphere, atmosphere
d. Individual, population, community
18. In one area the population will increase because …….
a. The organisms come is more than the organisms leave
b. The organisms leave is more than the organisms come
c. The organisms come and leave are similar
d. The organisms leave but there is no organism come
19. The components in the ecosystem are:

1. Producer 5. Decomposer
2. Soil 6. Air
3. Water 7. Temperature
4. Consumer 8. Sun Light.

The components which include into biotic components are …
a. 1, 2, 3 b. 6, 7, 8 c. 1,4, 5 d. 3, 4, 5
20. The correct statement about “individual” is…..
a. The un-living thing which can not be separated
b. A group of living organisms that live together
c. A group of organism which can live by themselves
d. An organism which can live himself
21. In one ecosystem, the organisms which act as a decomposer are ….
a. Bacteria and parasite fungi
b. Parasite microorganism
c. Organisms that eat dead organism
d. Green plants
22. In commensalisms symbiosis
a. Both species that interact get advantageous
b. One species gets advantageous and the other is harmed
c. One species gets advantageous and the other is not suffer from any losses
d. Both species that interact get disadvantageous
23. Mitochondrion is an organelle of cell that has function as ….
a. oxygen producer
b. food producer
c. energy producer
d. enzyme
24. A group of population, plants and animals, in one ecosystem called by ….
a. Community c. Ecosystem
b. Individual d. Biosphere
25. In one pond there are fish, snail, stone, water lily, eceng gondok, and muddy land. The components that are not includes into pond’s community are……
a. Fish and snail
b. Eceng gondok and snail
c. Muddy land and stone
d. Eceng gondok and water lily
26. Relationship between PenicIllium notatum and bacteria is....
a. symbiosis c. competition
b. antibiosis d. predation
27. Competition between two different species for resources is called….
a. intra- specific competition
b. inter- specific competition
c. extra- specific competition
d. ultra- specific competition
28. Mutualism symbiosis between Anabaena azolla and Azolla piñata can make the soil fertile because….
a. soil is enriched nitrogen
b. soil becomes humid by Azolla piñata
c. soil is enriched energy by Azolla piñata
d. soil becomes fertile because of bacteria
29. Which of the following are members in the pond community?
I. Fish
II. Dapple
III. Coral
a. I and II only, c. I and III only
b. II and III only d. I, II, and III
30. Blood is
a. cell c. tissue
b. organ d. organ system
31. What type of symbiosis is remora fish and shark?
a. commensalism c. mutualism
b. parasitism d. predation
32. Example of parasite is
a. bee
b. tapeworm
c. remora fish
d. insectivore bird
33. Antibiosis is also called
a. mutualism
b. commensalism
c. amensalism
d. parasitism
34. What is the type of interaction between lynx and hare?
a. mutualism
b. commensalism
c. parasitism
d. predation
35. What type of interaction is+and 0?
a. mutualism
b. commensalism
c. parasitism
d. predation
36. Relationship between two different species living together is called
a. ecology
b. symbiosis
c. antibiosis
d. competition
37. In the predation, predator usually
a. smaller than the prey
b. herbivore
c. bigger than the prey
d. suffer
38. Arboreal parasitic plant is a type of parasitism symbiosis because the host
a. get advantageous
b. is not harmed
c. get disadvantageous
d. is not suffer from any losses
39. Bellow are example of commensalism, except
a. orchid and tree
b. remora fish and shark
c. sea anemone and clown fish
d. tapeworm and human
40. Two male tigers compete for a female to mate. This interaction is called
a. intra- specific competition
b. inter- specific competition
c. extra- specific competition
d. ultra- specific competition