Advertisements
Advertisements
Question
What would happen if all the green plants disappear from the earth?
Solution
Green plants provide food and oxygen to all other living organisms. If they disappear from the Earth, all other organisms will die due to starvation and lack of oxygen for respiration.
APPEARS IN
RELATED QUESTIONS
The exchange of respiratory gases in the cells of plants occurs by the process of _______________
(a) Osmosis
(b) Diffusion
(c) Glycolysis
(d) exhalation
Name an animal which depends on simple diffusion of gases for breathing.
Where does the blood absorb oxygen in the human body?
Name the red pigment which carries oxygen in blood.
What is the name of tiny air-sacs at the end of smallest bronchioles in the lungs?
Fill in the following blank with suitable word:
The organs of respiration in man are the _____________.
Explain why, when air is taken in and let out during breathing, the lungs always contain a residual volume of air.
When air is blown from mouth into a test-tube containing lime water, the lime water turns milky due to the presence of:
The breathing and respiration in woody stem of a plant takes place through:
What happens to the glucose which enters the nephron tubule alongwith the filtrate?
In the lungs what substance is removed from the body?
Veins and arteries carry blood. Which of these carry blood back to the heart?
Differentiate between
External respiration and Internal respiration
Name the body structure concerned with the given functional activity:
Transports oxygen to the body cells.
Name the body structure concerned with the given functional activity:
Combines with the oxygen in the lungs.
Which chemical compound inside a cell can be termed "Currency of Energy"?
State one function of the following:
Diaphragm
Name the energy currency in the living organisms. When and where is it produced?