Fill in the blanks
(a) Photoperiod affect the————.
(b) Kharif crops are cultivated from————to————.
(c) Rabi crops are cultivated from————to————.
(d) Paddy, maize, green gram and black gram are————crops.
(e) Wheat, gram, pea, mustard are————crops.
Group the following and tabulate them as energy yielding, protein yielding,
oil yielding and fodder crop.
Wheat, rice, berseem, maize, gram, oat, pigeon gram, sudan grass, lentil,
soyabean, groundnut, castor and mustard.
If there is low rainfall in a village throughout the year, what measures will
you suggest to the farmers for better cropping?
Give one word for the following
(a) Farming without the use of chemicals as fertilizers, herbicides and
pesticides is known as ———.
(b) Growing of wheat and groundnut on the same field is called as ———.
(c) Planting soyabean and maize in alternate rows in the same field is called
as ———.
(d) Growing different crops on a piece of land in pre-planned succession
is known as———.
(e) Xanthium and Parthenium are commonly known as———.
(f) Causal organism of any disease is called as ———.