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Question 1. What is a globe? Answer 1. Globe is a simple and accurate model of the earth which shows distribution of land and water on the surface of the …
Know Your Planet Class 5 Questions and Answers Read More
In plants exchange of gases occurs through stomata and large intercellular spaces present throughout the plant body. This ensures that all cells are in contact with air. Plants have a branching shape, so they have quite a large surface area in comparison to their volume.
Exchange of Gases in plants | Explain how the exchange of Gases occurs in Plants across the surface of Stems, Roots and Leaves ? Read More
Respiration in Human Beings explained with 4 Major Stages of Respiration, Human Respiratory Organs and their important Functions , Blood Supply to the Lungs for class 10 th
Respiration in Human Beings – Class 10 Read More
Plants obtain the raw materials necessary for photosynthesis through gas exchange via the stomata and absorption by the roots. Land plants absorb carbon dioxide from the atmosphere, while aquatic plants absorb dissolved CO₂ from water. The water is absorbed by the roots and transported to the leaves, where it is split into hydrogen and oxygen by photolysis. Plants also need minerals such as nitrogen, phosphorus, iron and magnesium, which are absorbed from the soil.
Where do Plants get each of the Raw Materials required for Photosynthesis Read MoreName a plant tissue having dead cells? Sclerenchyma. What minerals is the bone Matrix rich in? Calcium and potassium. Presence of which chemical in Cork cells make them impervious to …
Chapter 6 Tissue Extra Questions And Answers-Very short answer questions Read MoreOne-word Answer Questions Q1.Name the tissue that forms the inner lining of our mouth? Ans1.Simple squamous epithelium Q2. Name the tissue that connects muscles to bone in humans? Ans2.Tendon. Q3. Name …
Tissue- Class 9 NCERT Question Answer Read MoreShort answer Questions Q1. What is hypotonic solution? Ans1. A solution having solute concentration lower than that of the cell SAP is called hypotonic solution. Q2.What is isotonic solution? Ans2. …
The Fundamental unit of life -Class 9 -Question Answers Read MoreWrite short answers Q1.Why do we need food ? Ans 1.We need food to Grow Get energy to work , keep us fit and healthy and to stay alive. Q2.Name …
Class 4–Food and Digestion – Question And Answers Read MoreQuestion1 What are the Characteristics of Living things? Answer 1. Characteristics of Living things are as follows Living things can move Living things can breathe. Living things need food Living …
Class 3 Living Things and NonLiving Things Question Answers Read More