1. Which statement/s defines biodiversity
I. extinct species
II. the variety of species on Earth
III. non-renewable resources
IV. the rate of species decline
a. I only c. II only
b. II and III d. I and IV
2. Biodiversity can affect the _______ of
ecosystems and the _______ of populations.
a. Sustainability and stability.
b. Stability and sustainability
c. Life and existence
d. Existence and life
3. If a species is found on one island and
nowhere else in the world, what is that
species said to be in that island?
a. Native
b. Rare
c. Endemic
d. Exclusive
4. What might be the reaction of a botanist who
discovered a new plant in the mountains of
Zamboanga City?
a. They would be happy to find biodiversity
because that leads to ecosystem
stability.
b. They would be upset because
biodiversity leads to ecosystem stability.
c. They would worry about plants
competing for limited resources like
water.
d. They would be happy because that
means water is nearby.
5. What is the significance of species diversity?
a. Species interacts with its environment
and thus perform certain functions.
b. Species minimize with its environment
and thus perform certain functions.
c. Species never interacts with the
environment.
d. Though species interacts with the
environment it does not perform any
functions.
6. How will increasing species diversity affect an
ecosystem?
a. It increases the efficiency and productivity
of an ecosystem.
b. It increases only the efficiency and not
productivity of an ecosystem.
c. It does not increase the efficiency and
productivity of an ecosystem.
d. It only increases the productivity of an
ecosystem
7. Which bet explains why many kinds of plants
and animals can live together in an
ecosystem?
a. The plants and animals are all part
of a food chain and depend on
each other to live.
b. Plants and animals are
interdependent of one another.
c. One species may overpopulate,
killing all plant life.
d. Overpopulation of a species results in
biodiversity.
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Answer:
1. C
2. B
3. B
4. A
5. A
6. A
7. B