 - 1. Due to the Ecological role of the abiotic factors, the species have developed survival strategies. Some of them are:
A) I'm sure the answer is on google
B) Water-Loss Prevention and Temperature Resistance
C) Skeleton and Exoskeleton
D) Wings and Fins
 - 2. Taking into account the survival strategies of organisms in ecosystems. Which is NOT a defense mechanism against predators
A) Parasitism
B) Camouflage
C) Mimicry
D) Aposematism
 - 3. The three types of intraspecific competitions are
A) Competition, Predation and Symbiosis
B) Family, Colonies and gregarious
C) My mom and I
D) Territory, Mating and Food
 - 4. The water cycle is considered to be a _______ cycle.
A) Pretty
B) Mixed
C) Gaseous
D) Sedimentary
 - 5. Some of the interspecific relationships are:
A) Family, Friends, Partners and Coordinators
B) Comensalism, Parasitism, Mutualism and Competition
C) Mating, food, territory and Cooperation
D) Can I call a friend?
 - 6. In the flow of energy models, the organisms that obtain cellular energy with which carbon dioxide (CO2) can be assimilated from light, are known as:
A) Photoheterotroph
B) Photoautotroph
 - 7. An ecological pyramid showing the flow of energy at each trophic level in an ecosystem.
A) Numbers Pyramid
B) Energy Pyramid
C) Biomass Pyramid
D) Egyptian Pyramid
 - 8. An organism that generally obtains food by feeding on other organisms is known as a consumer. The types of consumers are:
A) Omnivores, Carnivores and Hervibores
B) Dogs, Cats and Carnivore Plants
C) Scavengers, Saprophages and Macrophages
D) Detritivores, Decomposers and Producers
- 9. According to the law of conservation of energy, energy 1.________________________________________________________. And the transfer of energy from one tropic level to another is only the 2._____%
A) 1. energy is neither created nor destroyed, is only transform or transferred. 2. 10%
B) 1. energy is neither created nor destroyed, is only transform or transferred. 2. 14.5%
C) None of them.
D) 1. energy is created and destroyed, it's never transform or transferred. 2. 10%
 - 10. A food chain is the sequence of transfers of matter and energy in the form of food from organism to organism.
A) False
B) True
 - 11. Is it true to say that chemoheterotrophs, are unable to synthesize their own organic molecules and they must ingest preformed carbon molecules, such as carbohydrates and lipids, synthesized by other organisms. As an example lions, humans, insects.
A) False
B) True
 - 12. Tendons are fibrous tissues that transmit the mechanical force of bones contraction to the muscles. It has blood vessels and nerves.
A) False
B) True
 - 13. All of the structures, tissues and organs in our body are made of cells. One of the bone cell is:
A) Chondrocyte
B) Leukocyte
C) Nephron
D) Osteocyte
- 14. In the Niche ecological concept Specialist species can eat a variety of foods and thrive in a range of habitats. Generalists, on the other hand, have a limited diet and stricter habitat requirements.
A) True
B) False
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