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1 Which of
the following is not a fundamental steps in the operation of the
ecosystem?
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2 In an
ecosystem, the organism which changes light energy into stored
chemical energy is the:
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3 Which of
the following do plants not compete for?
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4 Which of
the following will not lead to a reduction in death rate?
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5 Which of
the following statements is not a measure to halt human population
explosion?
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6 Which of
the following is not a major community type?
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7 Which of
the following is not a survivorship curve type?
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8 Which of
the following is not associated with water cycle?
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9 Which of
the following is not an example of a terrestrial ecosystem?
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10 What does
the term ecosystem refer to?
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11 The study
of organisms in relation to their environment is called:
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12 In the
marine food web, the source of energy to the producers is:
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13 . Which of
the following is / are the non living components of an ecosystem?
I. Mineral salts, II. Organic matter, III. Water, IV. Light energy.
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14 Which of
the following best describes a habitat?
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15 Which of
the following statements describe when a secondary succession takes
place?
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16 Plants and
animals proteins are first converted by putrefying bacteria into:
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17 Primary
productivity is essential for which of the following?
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18 Where does
phosphorus, potassium, sulphur, and cobalt for plant growth come
from?
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19 Which of
these statements best describes primary productivity?
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20 A feeding
relationship where consumers feed on multiple species and are in
turn fed upon by multiple species is known as:
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