Question
Which method will you suggest for improving the cattle breed and why?
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Name the phylum in which pharyngeal gill slits are present but notochors is absent.
What is the name of excretory structure of flatworms?
Mixed cropping is an insurance against crop failure due to abnormal weather conditions.
Why are manures used in bulk to increase soil fertility?
The process of supplying _______ to crops in the fields by means of canals, reservoirs, wells, river valley systems and river lift systems is known as _______.
Name the crop plant which is affected by red rot.
What is function of stomata?
What do you mean by the term Chondrichthyes?
Give one point of difference between Gymnosperms and Angiosperms.