The correct answer is (a) Stomata
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English
100 Questions
100 Marks
90 Mins English English100 Questions100 Marks90 Mins English English40 Questions30 Marks25 Mins EnglishWhich one among the following is the correct nature of the substance filling up the pleural cavity?
Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R):
Assertion (A): Leg-haemoglobin in nodules of legumes plays an important role in biological nitrogen fixation.
Reason (R): It protects the nitrogen (N₂) fixing enzyme, nitrogenase, from oxygen.
Select the correct answer using the options given below:
In which chronic disease do the inner walls of the lungs’ air sacs, called alveoli, become damaged, causing them to eventually burst?
One NADH is oxidised by the electron transport system with subsequent. production of
Which of the following ensures that the air passage does NOT collapse during respiration?
How many times on an average does an adult human being at rest breathe in and out in a minute?
Ethanol is formed during:
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