The root nodules of Casuarina which are capable of symbiotic nitrogen fixation contain themicrobe
Rhizobium
Frankia
Anabaena
Azotobacter
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Which cytoplasmic organelle is associated with acrosome formation in the spermatozoa of animals? |
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Deficiency of folic acid leads to |
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A feature common to nucleus, chloroplast and mitochondria is the presence of |
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Hormone secreted in root tip during the formation of nodule is |
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Metabolically inactive cell inclusions remaining in the cytoplasm is called |
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Which of the following is a social insect? |
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Which one of the following is NOT correctly matched?
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The human population is currently exhibiting |
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The antibiotic that prevents cell wall synthesis in bacteria is |
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Point out the correct statement in the following: |
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