Aerating openings formed in the bark through which exchange of gases takes place and water is lost in the form of vapours are___________?

Related Mcqs:

Study of insects is called_________?

A. Immunology B. Parasitology C. Entomology D. Paleontology...

Bacteria which grow either in the presence or absence of oxygen___________?

A. Aerobic bacteria B. Anaerobic bacteria C. Facultative bacteria D. Microaerophilic...

Humming bird is an example of________________?

A. Cold blooded animal B. Ectotherm C. Endotherm D. Heterotherm...

If more substrate to already occurring enzymatic reaction is added more enzyme activity is seen because_____________?

A. There is probably more substrate present than there is enzyme. B. There is probably more enzayme available than there is substrate. C. There is probably more product present than there is either substrate or enzyme. D. The enzyme substrate complex is probably failing to form during the reaction...

Which statement is true about an aqueous medium________________?

A. Ionic as well as non ionic substance in aqueous media retains their identity B. Enzymes can not perform catalysis reaction in this medium C. Ions and molecules move randomly thus are in more favorable state to react with other molecules and ions D. It is less favorable media for chemical reactions...