X Chemistry - Carbon and Its Compounds for CBSE

AnonymousNovember 20, 2012 at 3:59 AM
I have been visiting various blogs for online study material for class 10th. I have found your blog to be quite useful. Keep updating your blog with valuable information... Regards
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Obtaining and Utilization Food Class 7 Science Solved question (Basic Science Questions answers)

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A. Answer these questions 1. Name the three life process help living being to procure energy from food? Answer: Three life processes that help living organisms to procure energy from food are: (i) Digestion (Nutrition) (ii) Respiration (iii) Transportation 2. What are Autotrophs? Name an organism other than other than green plant that is an autotroph. Answer: Autotrophs are organisms that can prepare their own food. Chlamydomonas is a type of green algae which is an example of an autotroph, other than green plants. Cyanobacteria are also an example of autotroph. 3. Name three type of heterotrophic nutrition Answer: Three types of heterotrophic nutrition are: (i) Saprophytic nutrition (ii) Parasitic nutrition (iii) Holozoic nutrition 4. What are enzymes? Answer: Enzymes are chemical substances that act as biological catalysts and are important for carrying out biochemical processes, such as digestion, in our body ...

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Original Question Paper of Science[Exam 2015] Conducted in different CBSE schools SA-1 Class 9th & 10th Latest Papers (September 2015) 10th Science SA- 1 (2015) original paper_new -1 Download File Read Online 10th Science SA- 1 (2015) original paper_new -2 Download File 10th Science SA- 1 (2015) original paper_new -3 Download File 10th Social Science sa-1 original paper 2015-16-1 Download File 10th Social Science sa-1 original paper 2015-16-2 Download File 10th SA-1 CBSE Original Maths Paper 2015-2016 -1 Download File 10th SA-1 CBSE Original Maths Paper 2015-2016 -2 Download File SA-1 class 9 Latest Original CBSE Question for Maths 2015 Exam conducted in different CBSE schools SA-1 class 9 Maths Original Paper 2015-2016-1 Download File SA-1 class 9 Science Original Paper 2015-2016-1 Download File Label: IX Sample paper SA-1, X Sample Papers SA-1,

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1. What is plasma membrane? What are their functions? Ans: Plasma membrane also called as cell membrane, is the outer covering of a cell that separates the cell contents (protoplasm) from the surrounding medium. It is made up of proteins and lipids. It gives form (shape and size) to the cell It maintains the individuality of the cell (i.e. seperates cells) It keeps the cell contents in place 2. What are cell organelles ? Ans: The certain specific living parts of a cell with a definite function are celled Cell organelles. All cell are found to have same organelles and together these constitute to the basic unit of life. 3. What is cellulose and its functions? Ans: Cellulose is the main component of a plant cell wall. It is responsible for giving structural shape to the cell and also to protect the protoplasm. 4. What is a Prokaryotic cell? Give an Example. Ans: The cells that do not hav...

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