A student had kept some seeds over moist cotton in a beaker maintained at a temperature of 30- C- He provided an atmosphere containing only nitrogen gas- Will the seeds germinate-A- NoB- Yes

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Standard VIII

Biology

Nitrogen Cycle

A student had...

Question

A student had kept some seeds over moist cotton in a beaker maintained at a temperature of $30^{o}$ C. He provided an atmosphere containing only nitrogen gas. Will the seeds germinate?

Yes

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Solution

The correct option is B No
Two of the factors (water and optimum temperature) affecting germination have been taken care of by the student. Oxygen is also essential for seeds to germinate. As the atmosphere has only nitrogen gas, the seeds would not germinate.

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A student had kept some seeds over moist cotton in a beaker maintained at a temperature of 30oC. He provided an atmosphere containing only nitrogen gas. Will the seeds germinate?

The correct option is B NoTwo of the factors (water and optimum temperature) affecting germination have been taken care of by the student. Oxygen is also essential for seeds to germinate. As the atmosphere has only nitrogen gas, the seeds would not germinate.

A student had kept some seeds over moist cotton in a beaker maintained at a temperature of $30^{o}$ C. He provided an atmosphere containing only nitrogen gas. Will the seeds germinate?

The correct option is B No
Two of the factors (water and optimum temperature) affecting germination have been taken care of by the student. Oxygen is also essential for seeds to germinate. As the atmosphere has only nitrogen gas, the seeds would not germinate.