Question

General science question paper grade 7
chapter's to be included
1. Acids, bases and salts
2. Weather, climate and animal adaptation
3. Circulation and excretion
4. Time and motion
5. Light, mirrors and lenses

Answer 1

Hope this helps you...
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I am giving you a question bank ...
Chapter - acid,bases and salts.
Q1 What do you mean by acids,bases and salts ?
Q2name some acids in common foodstuff.
Q3 name some inorganic acids.
Q4 how are acids prepared?
Q5 what are concentrated and dilute acids?
Q6 how to dilute a concentrated acid?
Q7 what are the general characterestics of acids?
Q8what do you mean by normal salts and acid salts?
Q9 what is the action of acids on carbonates?
Q10 what do you mean by the displacement of hydrogen from acids by metals ?
Q11 what are the uses of acids?
Q12 what do you mean by akalis?
Q13 how are bases prepared?
Q14 what do you mean by neutralisation reactions?
Q15 how to balance neutralisation reactions?
Q16 what do you mean by the basic and acid radicals of salt?
Q17 what do you mean by basic salts?
Q18 how are salts prepared?
Q19where are salts found in nature?
Q20what are uses of salts?
Q21 what are the tests for acids and bases?
Q22 what do you mean by Ph scale?
Tips: learn the formulae.

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Chapter : whether , climate and animal adoptation

Q1 what do you mean by whether and climate?
Q2 To which climate type India belongs to?
Q3 what do you mean by monsoon and retreating monsoon?
Q4 what do you mean by meteorology?
Q5 how is wether recorded and observed?
Q6 what is temperature?
Q7 what do you mean by air pressure?
Q8what do you mean by wind speed and its direction?How to understand the speed of the wind and its direction?
Q9 what are the factors on which climate depends on?
Tips: pratice the exercises from the book and keep a reading habit to read the chapter many times.
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Chapter: circulation and excretion
Q1 What do you mean by excretion?
Q2 what is excretory system?
Q3 what are the organs of excretion and their excretory products in humans?
Q3 what do you mean by circulation?
Q4 describe briefly the structure of kidney. What is the role of kidney?
Q5 describe briefly the formation of urine.
Q6 what do you mean by nephron ?
Q7what are common disorders of urinary system?
Q8what do you mean by accesory of excretory organs?
Tips : focus on do you know points, key terms and scientific names.

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Chapter: time and motio
Q1 what do you mean by rest and motion?
Q2 what do you mean by rest and motion are relative terms?(list some points)
Q3 what are the types of motion?explain each type.
Q4 what do you mean by uniform and non uniform motion?
Q5 what do you mean by distance,speed, time and average speed ?
Q6 what is weight ? How it affects apeed of a body?
Tips : learn the chapter well ...

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Chapter: light mirror and lenses.
Q1 what is a ray and beam of light?
Q2 what do you mean by reflection?
Q3 name the terms connected with reflection of light.
Q4 what are laws of reflection?
Q5 What do you mean by plain mirror?
Q6 What is the speed of light?
Q7 What is color addition and color substraction?
Q8 what do you mean by appearance of colors?How is a rainbow formed?
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