CBSE Class 7 Geography Worksheets (11) - Air

Scroll down for PDF

CBSE Class 7 Geography Worksheets (11) - Air. Revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects based on CBSE and CCE guidelines. Students and parents can download free a collection of all study material issued by various best schools in India. The study material has been carefully compiled by the best teachers in India. The students should practice the questions database to get better marks in examination. Please refer to other links for free download of high quality study material. Based on CBSE and CCE guidelines. Based on the same pattern as released by CBSE every year. Study material for final/ term/ SA1/ SA2 Examinations conducted by various schools affiliated to Central Board of Secondary Education (CBSE) in India and abroad. CBSE Study material has been compiled to help students preparation which will helps the students to concentrate more in areas which carry more marks.

INTERNATIONAL INDIAN SCHOOL, JEDDAH – 2010-11

GEOGRAPHY WORKSHEET

CLASS VII Chapter 4 (AIR)

I. Choose the correct answer.

1. Our atmosphere is divided into ________________ layers.

(a) 5                     (b) 4                           (c) 8

2. _____________________ measures the temperature.

(a) Barometre        (b) Thermometer          (c) Rain Gauge

3. In _________________ temperature rises, very rapidly with increasing height.

(a) Thermosphere  (b) Troposphere            (c) Stratosphere

4. Green plants produce __________________ during photosynthesis.

(a) Nitrogen           (b) Carbondioxide         (c) Oxygen

5. The uppermost layer of the atmosphere is known as ________________.

(a) Stratosphere     (b) Exosphere              (c) Troposphere

6. _________________ is the second most plentiful gas in the air.

(a) Nitrogen            (b) Oxygen                  (c) Carbondioxide

7. Almost all the weather phenomena like rainfall, fog and hailstorm occur in ________

(a) Stratosphere      (b) Troposphere           (c) Exosphere

8. _________________ helps in radio transmission.

(a) Troposphere       (b) Exosphere             (c) Thermosphere

9. Mesosphere the third layer of the atmosphere extends up to the height of ______ km

(a) 80                      (b) 50                        (c) 100

II. Fill in the blanks

1. Cold air is denser and _________________. That is why it tends to sink down.

2. _____________, ______________, _______________, _______________, ______________ are the five layers of atmosphere.

3. On the Celsius scale the water freezes at ____________ and boils at _____________.

4. ________________ need nitrogen for their survival.

5. Radio waves transmitted from the earth are reflected back to the earth by __________________.

 

Please refer to attached file for CBSE Class 7 Geography Worksheets (11) - Air

Tags: 


Click on the text For more study material for Social Science please click here - Social Science

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Error in the evaluation of answer sheets in CBSE

The education board has witnessed many events where invigilators are being suspended for allotting wrong marks to the students.  This has affected students mainly of classes X and XII in the 2019 CBSE Board Exams. The central board of secondary education has taken...

CBSE to launch 'Tamanna' aptitude test

Introduction: The poor decisive condition of students to pursue their subject of interest has been an area of concern. To the ease of which CBSE is to launch ‘Tamanna’. An aptitude test in order to provide a line of guidance to students of class 9th and 10th. What is '...

Guidelines On Reducing Weight Of School Bags

GUIDELINES ON REDUCING WEIGHT OF SCHOOL BAGS In this competitive world, where students are giving their best, an unnoticed threat rides on our back. Heavy School Bags are a serious yet unresolved threat to the health and wellbeing of the young ones. The medium of their...

Tips for exam preparation

Students often get nervous during their exams. The reason behind this nervousness is either a lack of confidence or a lack of preparedness. To overcome these fears students are advised to do their preparation in such a way that will retain their confidence. For this...

CBSE Board Introduces Experiential Learning for Student

CBSE Academic Session 2019-20: Board Introduces Experiential Learning for Student: The education sector has grown for some new changes. As per the latest updates the Central Board of Secondary Education has been good in making all the possible efforts to improve...

CBSE DATE SHEET 2020

Central Board of Secondary Education, CBSE is to conduct the 10th and 12th Board Examination 2020 from February 15, 2020. Due to University Admissions, CBSE has shifted Board Exams dates from 1 March to February 15 from 2019. This year too CBSE would be making changes...

×
Studies Today