A. Hydathods
B. Stomata
C. Lenticels
D. None of these
Related Mcqs:
- The hard Liithosphere was studded with volcanic eruptions pouring out hot lava. The Nitrogen and Carbon Atoms of atmosphere formed nitrides and Carbides respectively by reacting with metallic atoms of lava. The hot water vapours of atmosphere and carbides reacted to form Methane and water vapours and metallic nitrides reacted to form Ammonia. This statement regarding origin and evolution of organic compounds is:
- Air is composed of gases, water vapours and __________?
- In both transpirtions and evaporation water is lost in the form of vapour yet they differ because:
- In land plants the gaseous exchange takes place through the open stomata, in submerged hydrophytes it takes place/through:
- How much lactic acid formed is broken by oxidation to form CO2 and water:
- The point at which there is no net exchange of gases between leaves and atmosphere is known as_____________??
- The main nitrogenous waste formed in the body of earthworm is/are___________??
- The statement: If a maximum of gases or vapours is enclosed in a container, each will exert its own pressure on the container entirely independent of the others and the total absolute pressure will be equal to the sum of the partial pressure exerted by each of the gases. This statement is known as
- A market in which the purchase and sale is a commodity takes place at time ‘t’ but the exchange of the commodity takes after t + 1 time, the market is known as:
- In case of liquids and gases, the heat transfer takes place according to
