AIM: How do all living things depend on other
living & nonliving things in the environment for
survival?
4/29/13
DO NOW:
1. Pick up today’s quiz
and finish it.
2. Put your ILS #1 Test
Corrections in the
basket.
HOMEWORK:
1. Get your PROGRESS REPORT
signed by your parent
DUE- 4/30
2. Read p. 81-84 in the ILS
Review Book #1
3. Answer questions #1-45 on
p. 85-95
DUE- 4/30 by 8 AM
4. LE ILS Flash Cards
DUE- 5/6
ILS Exam #1 Question
7. The diagram below shows a boy
observing a fish located at position
B below the surface of the water.
The boy sees the fish at position A.
The apparent position of the fish is
different from the actual position
of the fish.
What has happened to the light
passing through the water to cause
this difference?
(1) reflection
(2) absorption
(3) compression
(4) refraction
ILS Exam #1 Question
The map shows the origin of a
maritime tropical air mass. The
arrow shows the general track of
this air mass. New York State is
labeled NY.
11. Which factor has the greatest
influence on the direction of
the air-mass track?
(1) upper air currents
(2) ocean currents
(3) sea breezes
(4) mountain barriers
ILS Exam #1 Question
22. A television set
changes electrical
energy to sound and
light energy. In this
process, some energy is
(1) created
(2) destroyed
(3) changed to matter
(4) changed to heat
23. To provide energy for the
work that cells do, all
cells need
(1) chloroplasts
(2) nutrients
(3) atmospheric
nitrogen
(4) carbon dioxide
ILS Exam #1 Question
29. The diagram below shows how a frog develops. A fertilized
egg hatches into a tadpole with gills. The tadpole develops
legs and lungs and becomes an adult frog.
What is the term for this series of changes during the life cycle
of the frog?
(1) fertilization
(3) mutation
(2) reproduction
(4) metamorphosis
ILS Exam #1 Question
34. In a one-celled organism, cell
division is responsible for
(1) growth and maintenance
(2) sexual reproduction
(3) asexual reproduction
(4) production of sex cells
35. In which human body
system are hormones
produced?
(1) respiratory
(2) endocrine
(3) nervous
(4) digestive
ILS Exam #1 Question
37. Which organisms in this food web are omnivores?
(1) birds
(2) carrots
(3) grasshoppers
(4) rabbits
ILS Exam #1 Question
41. Which illustration is an example of a multicellular
organism?
(1) hydra
(2) euglena
(3) paramecium
(4) ameba
ILS Exam #1 Question
45. Which of the four terms below includes the other
three terms?
(1) community
(3) population
(2) ecosystem
(4) individual
What is a population?
 Made up of all the
members of a single
species living in the
same place & sharing
resources
What is a community?
 All of the populations
that live in a certain
place at a certain time
What is an ecosystem?
 All living & nonliving
things in a particular
environment
Describe the factors that affect the growth of a
population.
 Resources available
 Habitat
 Disease
 Predators
ILS Question
Animals may fight, make threatening sounds, and act
aggressively toward members of the same species. These
behaviors usually occur as the result of
1. Competition
2. Decomposition
3. Conservation
4. Pollution
ILS Question
The diagram shows a portion of an ecosystem.
1. Identify the original source of energy for this ecosystem.
2. Explain why bacteria in the soil are necessary in this
ecosystem.
3. Identify one predator-prey relationship shown in this
diagram.
ILS Question
Explain how the use of a chemical designed to kill
grasshoppers could reduce the population of peregrine
falcons.
ILS Question
The graph below compares the populations of two plant
species, A and B, over a period of time. The two plant
species live in the same area and have a competitive
relationship.
Identify two resources for which plant species A and plant
species B might compete.
Describe the process of ecological succession.
Very slow change in the environment
ILS Question
The diagram below shows a sequence of environmental changes in an
area over a long period of time.
Which statement best describes the changes shown in the diagram?
(1) Over time, one natural area is replaced by another.
(2) Over time, the number of fish increases.
(3) The environment goes through seasonal changes.
(4) Precipitation follows cloud formation.
ILS Question
The diagram below shows how a plant community
changed over 300 years.
Which process caused the gradual changes shown in this
plant community?