ELICIT

COMPLETE ME!

Direction:
Arrange the picture by choosing
which comes first in the food chain.
 ENGAGE
I-CONNECT.
Direction: Choose a picture that you can relate with, and tell something about it.
ECOLOGICAL
RELATIONSHIP
AILEEN MAE F. ABON, LPT
Teacher Applicant
 Science 7: Quarter 2
Learning Competency:
describe the different ecological relationships found in
an ecosystem (S7LT-IIh-10)
 OBJECTIVES
• At the end of the lesson, the students are expected
to:
• a. Define ecological relationship;
• b. Describe the different symbiotic ecological
relationships found in an ecosystem;
• c. Cite examples showing how living organisms
depend on each other for their need to survive; and
• d. Reflect on the importance of interdependence
among organisms in our ecosystem
 EXPLORE

SCAN AND WATCH ME!

Direction

• The class will be divided into 3 groups .

• Using your mobile phones QR code scanners scan the
codes and access the assigned videos. After watching the
video, collaborate and answer the guide questions
provided collectively.
• Write your answers on the manila paper provided
• Choose one representative to present your work in front
of the class.
• Each group will have 7 minutes to complete the activity,
and 3 minutes will be allocated to each group to report
their results to the class.
 EXPLORE

SCAN AND WATCH ME!

GROUP 1 GROUP 2 GROUP 3

 EXPLORE

SCAN AND WATCH ME!

• GUIDE QUESTIONS
• 1. What are the organisms/animals that you observed
in the video?
• 2. What are the behaviors of the animals?
• 3. Describe the habitat shown in the video.
• 4. Is there an ecological relationship between
organisms? How do you say so?
• 5. Aside from the video you have watched, What
other ecological relationship have you observed in our
environment?
 EXPLORE

ACTIVITY SCORING RUBRIC

Criteria 5 4 3 2
Behavior
Cooperation
of members
Posture and
eye contact
Ingenuity
and quality
of ideas and
answers
 EXPLORE

GROUP PRESENTATION
 EXPLAIN

ECOLOGICAL
RELATIONSHIPS

POSITIVE NEUTRAL NEGATIVE

 EXPLAIN

SYMBIOSIS
the close interaction between two or more organisms of
different biological species

MUTUALISM
COMMENSALISM
PARASITISM
 EXPLAIN

MUTUALISM
a symbiotic relationship wherein both species benefit
from each other’s interaction

POSITIVE POSITIVE
 EXPLAIN

MUTUALISM
 EXPLAIN
MUTUALISM

In this mutualistic
relationship, the
bees get to eat,
and the flowering
plants get to
reproduce.
 EXPLAIN
MUTUALISM

In this mutualistic
relationship, the
bees get to eat,
and the flowering
plants get to
reproduce.
TIME TO THINK
 COMMENSALISM EXPLAIN
A type of symbiotic relationship that happens when one
organism benefits from the interaction and the other one is
unaffected.

POSITIVE NEUTRAL
 EXPLAIN
COMMENSALISM
 EXPLAIN
COMMENSALISM

COMMENSAL HOST
Smaller organism Larger organism
that gains which is not
benefits like affected by the
nutrients, shelter commensal.
and support from
the host.
 EXPLAIN
COMMENSALISM

COMMENSAL HOST
Smaller organism Larger organism
that gains which is not
benefits like affected by the
nutrients, shelter commensal.
and support from
the host.
 EXPLAIN
COMMENSALISM

COMMENSAL HOST
TIME TO THINK
 EXPLAIN
PARASITISM
a type of symbiotic relationship that happens
when one organism benefits and the other one is
harmed

POSITIVE NEGATIVE
 EXPLAIN
PARASITISM
a type of symbiotic relationship that happens
when one organism benefits and the other one is
harmed

POSITIVE NEGATIVE
 EXPLAIN
PARASITISM
 EXPLAIN
PARASITISM
 EXPLAIN

PARASITISM
 EXPLAIN

PARASITISM
 ELABORATE

LET’S SUM IT UP!

 VALUES INTEGRATION

REFLECTION TIME!

From the interactions that we have discussed choose one that you
think exist among people.

Question:
Does this interaction also takes place among the members of the
family? Explain your answer
 EVALUATION

QUIZ BEE IN A FLASH!

 EVALUATION

Direction:
Identify which among the ecological relationship
exists between the organisms given below. You
have 5 seconds to answer each item then raise your
boards when I give the signal.
 EVALUATION

APHIDS AND ANTS

 EVALUATION

APHIDS AND ANTS

 EVALUATION

OXPECKER AND RHINOS

 EVALUATION

OXPECKER AND RHINOS

 EVALUATION

LEECH AND HUMAN

 EVALUATION

LEECH AND HUMAN

 EVALUATION

LICE AND HUMAN

 EVALUATION

LICE AND HUMAN

 EVALUATION

ORCHID IN A TREE
 EVALUATION

ORCHID IN A TREE
 EVALUATION

WHALE AND BARNACLE

 EVALUATION

WHALE AND BARNACLE

ASSIGNMENT
 EXTEND

DIRECTION
• The class will be group into four and asked to choose one relationship among organisms that were
discussed in the lesson. The students will talk about how the relationship is advantageous or
disadvantageous to the organisms involved. Each group will do differentiated activities. The teacher
will assign each group by they will present the results of their group discussion.
• News Report- adapt a certain portion of a news TV program to explain the chosen
relationship. The group members will act out as reporters or new anchors and the characters
in the report
• Rap – Compose and present a rap about the benefit and /or harm caused by the chosen
relationship to the organisms involved
• Commercial or Advertisement – Prepare and present a commercial to explain the positive
things about the chosen relationship.
•Talk Show- act out as celebrities promoting the chosen relationship among organisms. They
have to say good things about the relationship.
•Poem – create and recite a poem to explain the chosen relationship.
 EXTEND

RUBRIC 8 6 4 5
CONTENT Product is fully Product relates Product relates Product doesn’t
related to the to most of the to part of the relate to the
content content content content
4 3 2 1
PERFORMANCE Enthusiasm Enthusiasm, Enthusiasm Very little or no,
and smiles and smiles and a and smiles enthusiasm
no mistakes for small number of were seen
the entire mistakes sometimes or
performance major mistakes
occurred
MOVEMENT Totally in sync Mostly in sync Sometimes in Very few
sync moments if any
were in sync
VALUES Cheer was loud Cheer was Cheer was Cheer was not
PROJECTION and fully usually loud mostly hard to loud or
comprehendible enough to hear hear and comprehendible
and sometimes not
comprehendible comprehendible
SCORE /20
End….