Directions: Read the sentences carefully and write the letter of the correct answer on the space provided.

____1. What is the study of the interaction of living things with another and its environment?
a. Community
b. ecosystem
c. ecology
d. population.

____2. What will happen if there are more prederators than preys in an ecosystem?
a. The sarsa food will increase
b. The source of food will remain the same
c. The source of food will decrease
d. Other animals will also decrease in number

____3. there are different species of animals and plants living together in the same environment, how is the organization classified?
a. Association
b. community
c. ecology
d. population

____5. The kind of interaction which one organism kills smaller organism for food.
a. Predation
b. Parasite
c. Competition
d. Commensalism
____6. Life cycle with 4 stages
a. Incomplete metamorphosis
b. complete metamorphosis
c. all of the above

____7. Boys voice change and girls get their menstruation.
a. Childhood
b. adulthood
c. adolescence
d. infancy

____8. stages of change an arnis in through during its life
a. Metamorphosis
b. change
c. life cycle
d. both a and c

____9. Silky case in which some insects live during the pupa stage.
a. Egg
b. cocoon
c. adult
d. larva

____10. Second stage in incomplete metamorphosis.
a. egg
b. larva
c. nymph
d. pupa

PAALALA: WALA PONG NUMBER 4

30 POINTS PO YAN SANA PO MASAGOT NYO PARA DI MASAYANG 30 POINTS☺️​