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11
The only method of reproduction in blue-green algae is
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Answer: Option C
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12
In which of the following species of bacteria, the cell wall contains cellulose?
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Answer: Option D
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13
The first step in conjugation, in bacteria is achieved by complementary surface molecules, the male component of which is formed by
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Answer: Option A
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14
The most popular and outstanding natural system of classification is that of
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Answer: Option B
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15
Plants which grow on saline soils are
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Answer: Option C
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16
In which of the following the entire flower has been called a nectry?
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Answer: Option C
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17
Litmus, an important and widely used dye in chemical industries as an acid-base indicator, is obtained from
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Answer: Option C
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18
Sexual reproduction in algae that takes place through fusion of two similar size gametes is called
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Answer: Option C
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19
According to Hutchinson's system, in the monocotyledons, the most primitive order is
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Answer: Option B
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20
Spongy Tissue' is a serious disorder hampering the export of mango variety. It is
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Answer: Option A
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