Wednesday, August 11, 2021

Class-5 Subject-E.V.S(Science) Chapter-2 Slot-1 PLANT LIFE

 

EVENTS CONVENT HIGH SCHOOL
11/08/2021           CLASS-5             SESSION2021-22(SLOT-1)
E.V.S
Chapter-2
PLANT LIFE
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I. Answer the following questions:-

Question.1 Why does a plant produce many seeds?

Answer .1A plant produce many seeds so that enough seeds get a chance to grow into new plant

 Question .2What are the different ways by which plant reproduce

Answer .2Plants reproduce from seeds and from their body parts such as stem in leaves and roots.

 Question .3In what ways are plants useful to us

Answer .3Plants are major part of our environment our life is largely depends on plants plants give us medicines rubber tea coffee paper even the oxygen we need to keep our self alive is given out by plant

 Question .4What is germination what conditions are needed for it

Answer .4The development of seeds into a baby plant is called germination seeds need air water and sunlight to germinate.

 Question .5Why is dispersal of seed necessary name the agents of dispersal

Answer .5Seeds to be scattered far and whide so that they may have a chance of finding a suitable place to grow without overcrowding dispersal is done by natural agents like wind water animals birds and insects.

 Question .6What do crops give us

Answer .6Crops give us food and other useful substance.

 Question .7What is the difference between Rabi and kharif crops give examples?

Answer .7Crops that are grown in the summer seasons are called Hari crops crops grown in winter are called Rabi crops. Rice Jowar Bajra jhooth ham peanut millet maize and pulses are kharif crops.

 Question .8How should grain be stored after harvesting?

Answer .8They should be destroyed in dry waterproof and insects proof storage bins.