CLASS - 8
CORDOVA PUBLICATIONS PVT. LTD.
EXPLORING BIOLOGY - 8
CHAPTER NO. - 4
CHAPTER NAME - ECOSYSTEM
EXERCISE
C. Application / Skill - based Questions:
1. Observe the graph (Fig. A) and answer the questions that follow:
(a) Why is there an increase in the population of deer in 1993?
(b) Why is there a decrease in the population of plants in 1994?
(c) Which year shows a balanced ecosystem?
(d) What will happen when lions completely disappear from the ecosystem?
REFER TO THE PICTURE FOR FURTHER DETAILS AND TO SEE THE GRAPH (Fig. A)
CORDOVA PUBLICATIONS PVT. LTD.
EXPLORING BIOLOGY - 8
CHAPTER NO. - 4
CHAPTER NAME - ECOSYSTEM
EXERCISE
C. Application / Skill - based Questions:
1. Observe the graph (Fig. A) and answer the questions that follow:
(a) Why is there an increase in the population of deer in 1993?
(b) Why is there a decrease in the population of plants in 1994?
(c) Which year shows a balanced ecosystem?
(d) What will happen when lions completely disappear from the ecosystem?
REFER TO THE PICTURE FOR FURTHER DETAILS AND TO SEE THE GRAPH (Fig. A)
Answers & Comments
Verified answer
Answer:
ANSWER:
a. Air, water, minerals, soil are physical factors of an ecosystem.
( physical, organic, inorganic)
b. River, ponds, ocean are aquatic ecosystem.
(land, aquatic, synthetic)
c. Man is consumer in an ecosystem.
(producer, consumer, decomposer)
Explanation:
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