Science

859 questions

📌 Pinned📄 GuideExploration Class 9 Science Solutions

Class 9 Science Exploration SolutionsClass 9 NCERT Science Book Exploration SolutionsNCERT Solutions

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Class 9 Science

📌 Pinned📄 GuideCuriosity Class 6 Science Book Solutions

Class 6 Science Curiosity SolutionsCuriosity Class 6 SolutionsClass 6 Curiosity Solutions: NCERT Sol

231 views
Class 6 Science

📌 Pinned📄 GuideCuriosity Class 7 Science Book Solutions

Class 7 Science Curiosity SolutionsCuriosity Class 7 SolutionsClass 7 Curiosity Solutions: NCERT Sol

217 views
Class 7 Science

📌 Pinned📄 GuideCuriosity Class 8 Science Book Solutions

Class 8 Science Curiosity SolutionsCuriosity Class 8 SolutionsClass 8 Curiosity Solutions: NCERT Sol

312 views
Class 8 Science

📄 GuideDescribe the interrelationship between different spheres of the Earth. Class 9

Describe the interrelationship between different spheres of the Earth. Class 9Question 1. Describe t

146 views
Class 9 Science

📄 GuideExplain how the Earth’s atmosphere helps in maintaining a suitable temperature. Class 9

Explain how the Earth’s atmosphere helps in maintaining a suitable temperature. Class 9Question 1. E

133 views
Class 9 Science

📄 GuideSuppose there is a rise in atmospheric temperature on Earth. Class 9

Suppose there is a rise in atmospheric temperature on Earth. Class 9Question 1. Suppose there is a r

111 views
Class 9 Science

📄 GuideIf the Earth were a flat disc instead of a sphere, how would the patterns of solar. Class 9

If the Earth were a flat disc instead of a sphere, how would the patterns of solar. Class 9Question

122 views
Class 9 Science

📄 GuideHow is heat lost from the surface of the Earth? What is its significance? Class 9

How is heat lost from the surface of the Earth? What is its significance? Class 9Question 1. How is

118 views
Class 9 Science

📄 GuideWhy is an excess of CO2 in the atmosphere considered undesirable. Class 9

Why is an excess of CO2 in the atmosphere considered undesirable. Class 9Question 1. Why is an exces

116 views
Class 9 Science

📄 GuideExplain with suitable diagram the path that carbon takes to go back to the atmosphere. Class 9

Explain with suitable diagram the path that carbon takes to go back to the atmosphere. Class 9Questi

125 views
Class 9 Science

📄 GuideWhat are the impacts of deforestation on the Earth’s oxygen and carbon cycles? Class 9

What are the impacts of deforestation on the Earth’s oxygen and carbon cycles? Class 9Question 1. Wh

116 views
Class 9 Science

📄 GuideExplain the processes involved in the nitrogen cycle. Class 9

Explain the processes involved in the nitrogen cycle. Class 9Question 1. Explain the processes invol

124 views
Class 9 Science

📄 GuideYou have witnessed weather phenomena, such as winds, storms, rainfall, etc. Class 9

You have witnessed weather phenomena, such as winds, storms, rainfall, etc. Class 9Question 1. You h

117 views
Class 9 Science

📄 GuideHow are mountain and valley breezes formed? Suppose there are two mountains. Class 9

How are mountain and valley breezes formed? Suppose there are two mountains. Class 9Question 1. How

116 views
Class 9 Science

📄 GuideDescribe how albedo affects the Earth’s surface temperature and its climate. Class 9

Describe how albedo affects the Earth’s surface temperature and its climate. Class 9Question 1. Desc

127 views
Class 9 Science

📄 GuideExplain how climate change affects the water cycle. Illustrate with examples. Class 9

Explain how climate change affects the water cycle. Illustrate with examples. Class 9Question 1. Exp

124 views
Class 9 Science

📄 GuideChoose the most appropriate option to describe the role of biogeochemical cycles. Class 9

Choose the most appropriate option to describe the role of biogeochemical cycles. Class 9Revise, Ref

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Class 9 Science

📄 GuideDiscuss how human activities increase the concentration of greenhouse gases. Class 9

Discuss how human activities increase the concentration of greenhouse gases. Class 9(Page 266)Questi

132 views
Class 9 Science

📄 GuideWhat would happen to plants and animals on Earth if the biogeochemical cycles. Class 9

What would happen to plants and animals on Earth if the biogeochemical cycles. Class 9(Page 265)Ques

115 views
Class 9 Science

📄 GuideThe CO2 dissolved in the ocean is disturbed when the global temperature increases. Class 9

The CO2 dissolved in the ocean is disturbed when the global temperature increases. Class 9(Page 263)

119 views
Class 9 Science

📄 GuideWhat happens to the warm surface of water from the equator as it travels. Class 9

What happens to the warm surface of water from the equator as it travels. Class 9Question 1. What ha

110 views
Class 9 Science

📄 GuideHow does the cool mountain breeze benefit agriculture activity. Class 9

How does the cool mountain breeze benefit agriculture activity. Class 9(Page 261)Question 1. How doe

119 views
Class 9 Science

📄 GuideVisit the website given below and study the effect of the concentration of greenhouse gas. Class 9

Visit the website given below and study the effect of the concentration of greenhouse gas. Class 9Pa

108 views
Class 9 Science

📄 GuideWhat might happen to coastal cities in India if glaciers and polar ice keep melting faster? Class 9

What might happen to coastal cities in India if glaciers and polar ice keep melting faster? Class 9Q

111 views
Class 9 Science

📄 GuideHow does the warming of Arabian Sea water affect the southwest monsoon in India? Class 9

How does the warming of Arabian Sea water affect the southwest monsoon in India? Class 9Think It Ove

118 views
Class 9 Science

📄 GuideActivity 13.2 Let us find out to complete the following table using information. Class 9

Activity 13.2 Let us find out to complete the following table using information. Class 9Activity 13.

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Class 9 Science

📄 GuideHow much solar energy will a 1 m2 area receive in one hour if insolation = 1 kWm-2? Class 9

How much solar energy will a 1 m2 area receive in one hour if insolation = 1 kWm-2? Class 9Question

111 views
Class 9 Science

📄 GuideActivity 13.1 Let us explore. Observe the features of the Earth as shown in fig. Class 9

Activity 13.1 Let us explore. Observe the features of the Earth as shown in fig. Class 9Activity 13.

130 views
Class 9 Science

📄 GuideImagine scientists discover a new organism that is multicellular, eukaryotic. Class 9

Imagine scientists discover a new organism that is multicellular, eukaryotic. Class 9(vii) Imagine s

113 views
Class 9 Science

📄 GuideIf classification were based only on habitat, which organisms might be incorrectly. Class 9

If classification were based only on habitat, which organisms might be incorrectly. Class 9(vi) If c

121 views
Class 9 Science

📄 GuideOrganism T does not fit into any of the five kingdoms. Class 9

Organism T does not fit into any of the five kingdoms. Class 9(v) Organism T does not fit into any o

133 views
Class 9 Science

📄 GuideOrganisms R and Q are both eukaryotic, yet they are placed in different kingdoms. Class 9

Organisms R and Q are both eukaryotic, yet they are placed in different kingdoms. Class 9(iii) Organ

103 views
Class 9 Science

📄 GuideDuring a long-term ecological study, students examined organisms collected. Class 9

During a long-term ecological study, students examined organisms collected. Class 9Question 1. Durin

102 views
Class 9 Science

📄 GuideA researcher identified a unicellular eukaryotic organism as fungi. Class 9

A researcher identified a unicellular eukaryotic organism as fungi. Class 9Question 1. A researcher

117 views
Class 9 Science

📄 GuideA scientist discovers a new organism with the characteristic features of locomotion. Class 9

A scientist discovers a new organism with the characteristic features of locomotion. Class 9Question

110 views
Class 9 Science

📄 GuideBoth pteridophytes and bryophytes lack flowers and seeds, yet they are placed in different groups. Class 9

Both pteridophytes and bryophytes lack flowers and seeds, yet they are placed in different groups. C

115 views
Class 9 Science

📄 GuideIf you were asked to revise the five kingdom classification, would you create a separate category. Class 9

If you were asked to revise the five kingdom classification, would you create a separate category. C

106 views
Class 9 Science

📄 GuideViruses were studied in earlier classes. Why are they not placed in any of the five kingdoms? Class 9

Viruses were studied in earlier classes. Why are they not placed in any of the five kingdoms? Class

108 views
Class 9 Science

📄 GuideIf all unicellular organisms were grouped into a single kingdom, what problems would arise? Class 9

If all unicellular organisms were grouped into a single kingdom, what problems would arise? Class 9Q

101 views
Class 9 Science

📄 GuideHow does the diversity of organisms contribute to the balance and stability of an ecosystem? Class 9

How does the diversity of organisms contribute to the balance and stability of an ecosystem? Class 9

108 views
Class 9 Science

📄 GuideHow would a scientist justify choosing cellular organisation as a more fundamental. Class 9

How would a scientist justify choosing cellular organisation as a more fundamental. Class 9Question

106 views
Class 9 Science

📄 GuideObserve two different animals in your immediate environment. Class 9

Observe two different animals in your immediate environment. Class 9Question 1. Observe two differen

95 views
Class 9 Science

📄 GuideSponges represent one of the simplest animal body plans. Their bodies lack true tissues. Class 9

Sponges represent one of the simplest animal body plans. Their bodies lack true tissues. Class 9Ques

96 views
Class 9 Science

📄 GuideMeena and Hari observed an animal in their garden. Hari called it an insect while Meena. Class 9

Meena and Hari observed an animal in their garden. Hari called it an insect while Meena. Class 9Revi

105 views
Class 9 Science

📄 GuideWhy do classification systems keep changing? Does that indicate how science works? Class 9

Why do classification systems keep changing? Does that indicate how science works? Class 9Threads of

111 views
Class 9 Science

📄 GuideHow can changes in climate affect the biodiversity? Class 9

How can changes in climate affect the biodiversity? Class 9Question 1. How can changes in climate af

100 views
Class 9 Science

📄 GuideWhy do genetic studies provide deep information about living beings? Class 9

Why do genetic studies provide deep information about living beings? Class 9Question 1. Why do genet

111 views
Class 9 Science

📄 GuideIf you find a new organism in a pond, what features will you observe to classify it and why? Class 9

If you find a new organism in a pond, what features will you observe to classify it and why? Class 9

103 views
Class 9 Science

📄 GuideDoes the term 'biodiversity' relate only to the variety of organisms, encompass other elements? Class 9

Does the term 'biodiversity' relate only to the variety of organisms, encompass other elements? Clas

103 views
Class 9 Science