Detailed lesson plan of Food web

Detailed Lesson Plan in Science Grade VIII

I.

Objec bjecti tive ves: s:

a. Desc Descri ribe be what what is a food food web. web.  b. Construct a food web. c. Appreciate Appreciate the importance importance of food food web web in in an ecosystem. ecosystem. II. II.

Subj Su bjec ectt Matt Matter er:: a. Topic:

Food We Web b b. Refere References nces::

1.   Tetboo!:   Mariano, Jan Jason. (212! "cience #in$s %% (&io'oy!. "ampa'oc, Mani'a) *e+ &oo$ "tore, %nc. pp. -2 2.   Learner"s Module: Camp Campo, o, ia, ia, et. et. a'. a'. (21 (21! ! "cienc "ciencee /rade /rade 0 #earners Modu'e. asi City) iba' iba' ub'ishin ouse, %nc. pp. 2334 235. c. Materi Materials als::

ictures, Mani'a paper, Mar$er  d. Science Science Idea: Idea:

III. III.

1. Food Food web is a comp'e+ comp'e+ series series of food food chain chain which which is obser6e obser6ed d in the ecosystem. %t is composed of two or more food chains. Lear Le arnin nin# # Stra Strate# te#ie ies: s:

7eacher8s Acti6ity $. Preparator% Preparator% $ctivit% $ctivit%

"tudent8s Acti6ity

&. Pra%e Pra%err

9:6erybody 9:6erybody,, p'ease p'ease stand for the  prayer.; 97a$e your seats.;

(7he students wi'' stand and pray!

(7he students wi'' sit down!

'. Gre Greetin etin#s: #s:

9/ood mornin C'ass;

9/ood mornin Ma8am *as=;

9ow are you today<;

9We8re 9We8re doin fine Ma8am;

(. )*ec!in# of $ttendance $ttendance

9Who are absent today<; +. Recapitu Recapitulati lation: on:

9>obody is absent Ma8am;

9What was our 'esson yesterday<;

9What is food chain<;

,. Motivation:

9ur 'esson yesterday was a'' about food chain.; 9A food chain is a series wherein enery is transferred from the producers to the consumers.;

(7he teacher wi'' show an i''ustration?picture of foodchains that are interconnected and as$ the students.! 9What wi'' happen if there is more than one food chain that wi'' be interconnected<; 9When there are more than one foodchains 97his mornin we wi'' find out what wi'' that are interre'ated then it wi'' 'oo$ 'i$e a happen if more than one food chains are spider8s web.; interconnected.; Pre-Lab $ctivit%:

(7he teacher wi'' di6ide the c'ass into @ roups. "he wi'' e+p'ain to the students what to do with the acti6ity.! ("ee attached acti6ity sheet! Laborator% Proper: Post-Lab $ctivit%: &. Process

(7he students wi'' perform the acti6ity.! 9What is food web<;

9ery ood. Food chains may be 9A food web is a comp'e+ series of food interconnected to form a food web. For e+amp'e, one $ind of food may be eaten by se6era' chain which is obser6ed in the ecosystem. %t is consumers. "e6era' foods may a'so be eaten by composed of two or more food chains.; one consumer. Are food web on'y for terrestria' oranisms<;

9ery ood.; '. Generaliation:

9What ha6e you 'earned from our 'esson today<;

9Food webs are not for terrestria' oranisms on'y. We can a'so be form with marine oranisms and oranisms in freshwater ecosystem and forest ecosystem.;

9What is the importance of food web in an ecosystem<;

9% 'earned that a food chain can be interconnected to form a food web.;

IV.

/valuation:

9A food web is important to maintain Directions) Answer direct'y. Choose the 'etter of  the eui'ibrium of an ecosystem.; the correct answer. Write your answers on your  B sheet of paper. 1. An interconnected food chain is ca''ed . a. food chain c. Food web  b. food pyramid d. Food web and food chain. 2. A food web is composed of . a. consumer on'y  b. decomposer on'y c. producer on'y d. producer, consumers, and decomposers . Why does food web important< a. &ecause it can be form from one or more food chain  b. &ecause one $ind of food may be eaten  by se6era' consumers c. &ecause se6era' foods may be eaten by on'y one consumer  d. 7o maintain the eui'ibrium of an ecosystem -.

What is the difference between a food chain and a food web< a. Food chain is 'inear whi'e food web is not.  b. Food chain transfer enery from one oranism to another whi'e food web doesn8t transfer enery from one oranism to another. c. Food web is composed of producer on'y whi'e food chain is composed of   producer, consumer, and decomposer. d. Food web is composed of producer and consumer whi'e food chain is composed of decomposer on'y.

@. Does food web can on'y be formed with terrestria' oranisms< a. %t depends upon the situation  b. >o, it can a'so be formed with marine oranisms. c. >o, it can be formed with marine oranisms, freshwater oranisms, and forest oranisms. d. Ees, on'y terrestria' oranisms can form a food web. V.

$ssi#n0ent

Activity I.

Objective:

a. Create a simp'e food web out of simp'e oranisms. II.

Materials: • • •

III.

Mar$er pens Mani'a paper  ictures of oranisms

Procedure:

a. "tudy the pictures of oranisms inside the en6e'ope.  b. Create a food web out of the pictures of oranisms. Ma$e sure you 'in$ each oranism by an arrow. IV.

Results and Discussions:

a. ow did you create your food web based on the 'ist of oranisms abo6e<  b. Discuss the food web that you made. c. ut a b'ac$ dash on the producer of your food web usin a mar$er pen. #et us assume these producers died or were set to fire. ow wou'd this affect the food web< V.

)onclusion:

ow wi'' you e+p'ain the uote 9>o oranism is independent;<