Spelling/Vocabulary

Spelling  (will be tested December Friday, Dec. 18)

Generalization The sound /j/ can be spelled g, j, and dge: ginger, journal,
dodge. The sound /ks/ can be spelled x: excuse. The sound /sk/ can be
spelled sch: schedule. The sound /s/ can be spelled sc: scene.

1. excuse
2. scene
3. muscle
4. explore
5. pledge
6. journal
7. science
8. schedule
9. gigantic
10. scheme
11. Japan
12. excellent
13. exclaim
14. fascinate
15. ginger
16. scholar
17. scent
18. dodge
19. smudge
20. schooner

Challenge Words
*  extraordinary
*  prejudice

Living Things and Environments Chapter 1 Science Vocabulary  (December 14-22)


producers- organisms that use the Sun for food because they carry on 
photosynthesis   
examples:  trees, shrubs, vines, mosses


consumers- organisms that obtain energy by eating other organisms
examples:  owls and squirrels


decomposer- another kind of consumer that feeds on the wastes of living 
organisms and on dead, decaying organisms
examples:  fungi, bacteria, and worms


herbivore- a consumer that eats plants  
example: deer


carnivore- a consumer that eats meat   
example:  owl


omnivore- a consumer that eats both plants and animals   
example: most humans, woodpeckers


predator~prey- a relationship between a predator (hunter) and its prey 
(organism that is hunted and eaten) 
example:  lynx-hare

symbiosis- a long-term close relationship between two different species
We studied 3 kinds of symbiosis (see below)


parasitism- a symbiotic relationship in which one organism lives off of, 
feeds upon, and harms another organism(parasite & host)   
example:  flea and dog


commensalism- a symbiotic relationship in which one species benefits while 
the other species seems to be unaffected
example:  crab spider and flower


mutualism- a symbiotic relationship in which both species that take part 
benefit
example:  flowers and bees