Question 1 :
Example for the change which occurs on heating but can be reversed is:
Question 3 :
The type of joint of your hand which help you to grasp a badminton racquet is
Question 5 :
State TRUE or FALSE: Ingredients are needed to prepare a dish of our desire.
Question 6 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61cc1a9978c526e972caefca.PNG' />
Explain why the bulb would not glow in the arrangement shown in figure.
Question 7 :
Silk fibre is obtained from the stem of a plant. TRUE OR FALSE?
Question 8 :
Spread some iron filings on a sheet of paper. Now, place a bar magnet on this sheet. Do the iron filings stick all over the magnet?
Question 9 :
Use of recycled plastic bags to keep food items could be harmful for our health. YES OR NO?
Question 11 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c696f59b460d7261e623.jpg' />
As shown in the above figure four students A, B, C and D looked through pipes of different shapes to see a candle flame. Who will be able to see the candle flame clearly?
Question 12 :
Fill in the blanks:
In rectilinear motion, object moves ______ a _____ line.
Question 13 :
Fill in the blank:
Salt is obtained from seawater by the process of ___________.
Question 14 :
Paheli suggests covering the glass of a torch with your palm at a dark place. Switch on the torch and observe the other side of the palm. She wants to know whether palm of your hand is opaque, transparent or translucent?
Question 15 :
The component of air used by green plants to make their food, is ___________.
Question 16 :
The sowing of many crops depends on the arrival of _______ .
Question 17 :
State True or False:
Most of the water that falls on the land as rain and snow, sooner or later goes back to a sea or an ocean.
Question 18 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61cc1a9778c526e972caefc5.PNG' />
Write the habitat of the above animal.
Question 19 :
Lady's finger have two or more edible parts. TRUE or FALSE?
Question 20 :
If a plant has leaves with reticulate venation, what kind of roots will it have?
Question 22 :
State true or false:
The presence of sugar in the diet can be tested with iodine solution.
Question 23 :
Fill in the blank: Soil, water and air are the ________ factors of a habitat.
Question 27 :
The distance between Radha's home and her school is 3250 m. Express this distance in km.
Question 28 :
While measuring the length of a knitting needle, the reading of the scale at one end is 3.0 cm and at the other end is 33.1 cm. What is the length of the needle?