91. Algae and fungi are collectively known as
92. Which of the following is true about bryophytes?
93. In birds, some of the vertebrae are fused to form
94. They play a central role in the making of dairy products such as butter, cheese, yogurt etc.
95. There are certain bacteria which can fix atmospheric gas named
96. The bacterium which reduces the fertility of soil is
97. They are used in the retting of flax and hemp.
98. Which of the following bacteria is responsible for the formation of curd?
99. Yeast used in making bread is a
100. Nitrogen fixation process in the soil is done by
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