Question 1 :
Sunlight, chlorophyll, carbon dioxide, water and minerals are raw materials essential for photosynthesis. Do you know where they are available? Fill in the blanks with the appropriate raw materials.
Available in the air : _______________
Question 2 :
Sunlight, chlorophyll, carbon dioxide, water and minerals are raw materials essential for photosynthesis. Do you know where they are available? Fill in the blanks with the appropriate raw materials. Available in the plant : _______________
Question 3 :
A goat eats away all the leaves of a small plant (balsam). However, in a few days, new leaves could be seen sprouting in the plant again. How did the plant survive without leaves?
Question 5 :
Name the mode of nutrition with respect to the organism: Mushroom
Question 6 :
Solve the following riddle by writing the name of the organism and its mode of nutrition.
I am tall but I cannot move. I am green and can prepare my own food. _________, __________.
Question 7 :
A car moves with a speed of 40 km/h for 15 minutes and then with a speed of 60 km/h for the next 15 minutes. The total distance covered by the car is:
Question 8 :
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(Refer to the above table)While going for a school picnic, Paheli decided to note the reading on the odometer of the bus after every 30 minutes till the end of the journey. Later on she recorded her readings in table as shown above. Can you calculate the speed of the bus?
Question 10 :
Identify the type of motion in each case - Soldiers in a march past.
Question 12 :
State True or False. When current is switched 'on' in a room heater, it produces heat.
Question 14 :
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Will the compass needle show deflection when the switch in the circuit shown by figure given above is closed?
Question 16 :
Name the part of the alimentary canal where water gets absorbed trom undigested food.
Question 20 :
Fill in the blank: The stomach releases hydrochloric acid and ___________ juices which act on food.