Question 2 :
State True or False. Natural gas is stored under high pressure as compressed natural gas.
Question 3 :
Fill in the blanks. The outermost layer of plant cells is the (a) _______ beneath which is the (b)______ . The term (c)_______ refers to the jelly-like substance containing all the (d)______ . The (e)_______ contains thread-like structures called (f)________ .
Question 4 :
Small pieces of pinewood dipped in ______were used as matches in ancient Egypt.
Question 5 :
Why do migratory birds fly to far away areas every year during a particular time?
Question 6 :
Paddy is a major cereal crop in our country. Discuss the method of sowing?
Question 7 :
A chapati maker is a machine which converts balls of dough into chapati’s. What effect of force comes into play in this process?
Question 8 :
Fill in the blanks: If you touch your _______ ear with right hand in front of a plane mirror it will be seen in the mirror that your right ear is touched with the left hand.
Question 9 :
Which force comes into play when you push a book on a table?
Question 11 :
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From the above image find out whether the microorganism grow well in dry or in moist conditions.
Question 13 :
X and Y chromosomes are known as sex chromosomes. TRUE or FALSE?
Question 16 :
Fill in the blank: Loudness is determined by the ______ of vibration.
Question 18 :
The material which is commonly used for making kitchen containers is
Question 22 :
A place where animals are protected in their natural habitat is known as?
Question 23 :
When plants of the same kind are cultivated at one place on a large scale, it is called ?
Question 24 :
Is it TRUE OR FALSE, Coal can be drawn into wires?
Question 25 :
State True or False. Synthetic fibres are also called Man-made fibre.
Question 26 :
Constellations were devised by ancient people to be able to recognise _____in the sky.
Question 27 :
_____ can be seen with the help of a magnifying glass.
Question 28 :
What is the permanent solution for the problem of deforestation ?