Marks given against the questions.
Q.1 What is an speedometer? 1 Mark
Q.2 What are contaminants? 1 Mark
Q.3 What are stomata? Give two functions of stomata. 2 Marks
Q.4 What do you understand by the Reflection? 2 Marks
Q.5 Explain the water cycle? 2 Marks
Q.6 List four products we get from forest? 2 Marks
Q.7 Why are forest called green lungs? 2 Marks
Q.8 Why should oils and fats be not released in the drain ? Explain 2 Marks
Q.9 What are the components of blood ? Describe their functions 3Marks
Q.10 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 - 3 Marks
Q.11 What is a virtual image? Give one situation where a virtual image is formed. 3 Marks
Q.12 Make a sketch showing groundwater and water table.
Answers
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Answer:
for stomata question
stomata are small pores present on the surface of the leaves
functions
i massive amount of gaseous exchange take place through these stomata
ii It helps plants in photosynthesis
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