Question 4 :
The kidneys in human beings are a part of the system for ____
Question 6 :
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in __________
Question 9 :
________________ are bio-catalysts used for breaking down the complex substances ito simpler ones
Question 10 :
________________ use simple food material like carbon dioxide and water to gain energy
Question 12 :
What advantage over an aquatic organism does a terrestrial organism have with regard to obtaining oxygen for respiration?
Question 14 :
What are the different ways in which glucose is oxidised to provide energy in various organisms?
Question 15 :
What are the components of the transportation system in human beings?
Question 16 :
Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans?
Question 18 :
Which of these outside raw materials are used by an organism to gain energy?
Question 19 :
Where do plants get each of the raw materials required for photosynthesis?
Question 21 :
Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like humans?
Question 22 :
What advantage over aquatic organism does a terrestrial organism have with regard to obtaining oxygen for respiration?
Question 23 :
What are the components of the transport system in highly organised plants?
Question 24 :
What are the outside raw materials used for by an organisms?
Question 29 :
Where do plants get each of the raw materials required for photosynthesis?
Question 30 :
The kidneys in human beings are a part of the system for
Question 31 :
Why is it necessary to seperate oxygenated and deoxygenated blood in mammals and birds?
Question 33 :
What criteria do we use to decide whether something is alive ?
Question 36 :
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in ______.
Question 38 :
What is the role of saliva in the digestion of food?
Question 39 :
Anaemia is the consequence of a deficiency of haemoglobin in our body. State TRUE or FALSE?