Each and everyone wants to be smart in their life but not becomes successfull as their wishes except a few because there is vast differences between the reality and expectation.He who understood the meaning of reality and expectation becomes successful in his/her life.
AJAY HAZRA
Presence of starch in food .
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How do you prove that foods contain carbohydrates or starch .
1. What type of climate is found on hills? Ans: Cold and dry climate is found on hills. On hilly region temperature is very cold as there snow fall take place frequently and for that we can see so many special characters of the hilly region plant to survive on that particular area. 2. How do conifers save water? Ans: Conifers have needle like leaves containing wax material coating which help them to avoid water loss. 3. What are mangroves? Ans: Area which has lots of water and the soil is sticky and clayey is called marshy area. The trees that grow here are called as mangroves. Example: Rhizopora , Sundari etc. 4. How does a tree living in desert keep itself cool when it is hot? Ans: A plant (tree) living in a desert area increases the humidity of its surrounding's air and the water vapour absorb the heat of that area . Thus the temperature decrease and plant keeps itself cool. 5. Distinguish among the three types of aquatic plants ....
Very Short Answer Type Questions 1. Name the process by which plants make food Ans: Photosynthesis is the process by which plants make food . 2 Name the part of a plant which produces its food. Ans: Green leaf is the part of a plant which produces its food. 3. What substance in the leaves gives them a green colour ? Ans: The chemical substance chlorophyll present in the leaves gives them a green colour 4. What is the main vein of a leaf known as ? Ans: The main vein of a leaf known as mid rib . 5. Name the green pigment present in the leaves of a plant. Ans: Chlorophyll is the green pigment present in the leaves of a plant. 6. (a) Name a gas used in photosynthesis. Carbondioxide (b) Name a gas produced in photosynthesis. Oxygen . 7. Name the process by which plant leaves lose water into the air. Ans Transpiration is the process by which plant leaves lose water into the air. 8. Which substance is used to remove chlorophyl...
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