Question Text
Question 2 :
What are the changes seen in girls at the time of puberty?
Question 5 :
Reason(s) why more complex organisms cannot give rise to new individual through regeneration is/are ?
Question 6 :
What is the role of saliva in the digestion of food?
Question 7 :
Where do plants get each of the raw materials required for photosynthesis?
Question 8 :
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in ______.
Question 9 :
Why is it necessary to seperate oxygenated and deoxygenated blood in mammals and birds?
Question 10 :
What criteria do we use to decide whether something is alive ?
