Mention one significant difference between each of the following :
Morula and Blastula
|
Morula |
Blastula |
|
It is a solid spherical mass of blastomere cells which are formed as a result of cleavage division. |
It is formed due to the rearrangement of blastomere cells of morula and contains a central cavity. |
State the contribution of the following scientists :
(i) Robert Koch
(ii) Edward Jenner
(iii) Hansen
(iv) John Otto
(v) Funk
(a) Give the anatomical (internal structure) differences between a dicot stem and a monocot stem.
(b) Give an account of the different types of soil water.
(c) State the importance (one point) and one deficiency symptom of the following in our body.
(i) Folic acid
(ii) Phosphorus
