Read and download free pdf of CBSE Class 7 Science Light And Water Assignment. Get printable school Assignments for Class 7 Science. Class 7 students should practise questions and answers given here for Light And Water Science in Class 7 which will help them to strengthen their understanding of all important topics. Students should also download free pdf of Printable Worksheets for Class 7 Science prepared as per the latest books and syllabus issued by NCERT, CBSE, KVS and do problems daily to score better marks in tests and examinations
Assignment for Class 7 Science Light And Water
Class 7 Science students should refer to the following printable assignment in Pdf for Light And Water in Class 7. This test paper with questions and answers for Class 7 Science will be very useful for exams and help you to score good marks
Light And Water Class 7 Science Assignment
A. Short answers:
1. What is the relation between the incident ray, the reflected ray and the surface of a plane mirror?
2. Mention two uses of concave mirror and convex lens.
3. Mention three causes for scarcity of water in our country.
4. Write the nature of image formed when object is -
a. placed beyond the focus of a concave mirror
b. placed beyond the focus of a convex lens
c. at infinity infront of a concave mirror
d. closer than the focus of a concave mirror
e. closer than the focus of a convex lens
f. placed infront of a convex mirror
g. placed in front of a concave lens
5. What are surface water sources?
B. Answer in not more than 40 words:
1. How the pattern of rainfall in our country leads to scarcity of water? Which part of the country gets rainfall twice a year?
2. What do you understand by the spectrum of white light? How is a rainbow formed?
3. What happens when parallel rays of light fall on a curved reflecting surface?
C. Give reasons for the following:
1. All the rain that falls over an area cannot be utilized.
2. Image formed by pinhole is inverted.
3. Newton’s disc appears white when it is rotated.
4. Convex mirrors are used as rear-view mirrors.
D. Answer in 100 words:
1. How did Vilasrao Salunkhe solve the crisis in Naigaon?
2. What are the different ways to get over the scarcity of water?
3. Differentiate between real and virtual image.
4. How will you find the focus of a convex lens?
5. What is refraction? Explain with example.
E. Fill in the blanks:
1. A magnifying glass is a……………lens.
2. A convex mirror is one in which the reflecting surface bulges………………..
3. Shadows are formed due to …………………………….. propagation of light.
4. A drop of water on a leaf forms a magnified image of the veins because of…………
5. A …………… tank allows water to seep into the soil and recharge groundwater.
6. About 50% of our agriculture needs are met by…………..
7. The area from which water drains into a river or stream is its ………….. area.
F. Define the following:
1. White light
2. Soil moisture
3. Water table
4. Precipitation
5. Focus
6. Centre of curvature
7. Reflection
8. Lenses
9. Spectrum
10. Deforestation
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CBSE Class 7 Science Light And Water Assignment
We hope you liked the above assignment for Light And Water which has been designed as per the latest syllabus for Class 7 Science released by CBSE. Students of Class 7 should download and practice the above Assignments for Class 7 Science regularly. We have provided all types of questions like MCQs, short answer questions, objective questions and long answer questions in the Class 7 Science practice sheet in Pdf. All questions have been designed for Science by looking into the pattern of problems asked in previous year examinations.
Assignment for Science CBSE Class 7 Light And Water
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Light And Water Assignment Science CBSE Class 7
All questions and their answers for the assignment given above for Class 7 Science have been developed as per the latest curriculum and books issued for the current academic year. The students of Class 7 can rest assured that the best teachers have designed the questions of Science so that you are able to revise the entire syllabus if you do the assignments. Lot of MCQ questions for Class 7 Science have also been given in the worksheets and assignments for regular use. All study material for Class 7 Science students have been given on studiestoday.
Light And Water Assignment CBSE Class 7 Science
Regular assignment practice helps to get a more comprehensive understanding of Light And Water concepts. Assignments play a crucial role in understanding Light And Water in CBSE Class 7. Students can download all the assignments of the same chapter in Class 7 Science in Pdf format. You can print them or read them online on your computer or mobile.
CBSE Science Class 7 Light And Water Assignment
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The Light And Water Class 7 Science Assignments have been designed based on latest CBSE syllabus for Class 7 Science issued for the current academic year
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