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The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals include the:
Methanogens belong to:
Choose the wrong statement:
The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber's process is:
A galvanometer having a coil resistance of 60 $\Omega$ shows full scale deflection when a current of 1.0 A passes through it. It can be converted into an ammeter to read currents upto 5.0 A by
One of the major compounds of the cell wall of most fungi is?
Which one of the following statements is wrong?
In which group of organisms the Cell walls form two thin overlapping shells which fit together?
Which of the following algae produce Carrageen?
Select the mismatch
The unit of reduction factor of the tangent galvanometer is:
Which one of the following pairs is wrongly matched?
Gemmae are present in:
The correct order of steps in Polymerase Chain Reaction (PCR) is
Which of the following organisms are known as chief producers in the oceans?
Which of the following are found in extreme saline conditions?
In bryophytes and pteridophytes, transport of male gametes requires?
Mannitol is the stored food in:
A galvanometer of resistance 50 Ω is connected to a battery of 3 V along with a resistance of 2950 Ω in series. A full-scale deflection of 30 divisions is obtained in the galvanometer. In order to reduce this deflection to 20 divisions, the resistance in series should be:
Which of the following algae contains mannitol as reserve food material?