Secundaria_English Exam_Feb_Monday_19th

1.- A "______" is a community of organisms interacting with their physical environment

• habitat
• organism
• biome
• ecosystem

2.- Saltwater habitats have a higher level of "______" than other freshwater habitats.

• salinity
• pH level
• temperature
• density

3.- An "________" is a the top of its food chain with no natural enemies.

• Apex predator

• bottom feeder
• herbivore
• omnivore

4.- A "_____" is a special job of an organism in its environment.

• Niche

• herbivore

• Omnivore

• Biome

5.- A "_______" is an animal that only eats plants.

• herbivore
• carnivore
• omnivore
• insectivore

6.- The "_________" describes the weather conditions an area receives over time.

• geography
• temperature
• culture
• climate

7.- A penguin is an animal that belongs to the "______" class of vertebrates.

• Bird

• Mammals

• Reptiles

• Amphibians

8.- Fish, Amphibians, and reptiles are________ animals.

• Cold-blooded
• Warm-blooded
• Mammals
• Birds

9.- A cold-blooded animal depends completely on its_________ when it is born.

• environment
• mother

• instincts
• mother's milk

10.- An alligator belongs to the ___________ class of vertebrates.

• Amphibian
• Bird
• Reptile
• Mammal