9th Maths Co-Ordnate Test Paper


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Class IX assignment Chapter: Sound

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8th Class Cell structure and function solved questions(Biology)

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CBSE - Class 6 - Science Chapter :Fun with  Magnets Multiple choice Questions (1) When a magnet is suspended freely it always aligns itself in --------  direction? a) North        b) N-S          c) N-W         d) N-E (2) ---------- is the only natural magnet. a) Magnetite         b) Ebonite      c) Cobalt      d) Nickel (3) Which of the following cannot be used to make a magnet? a) Cobalt              b) Iron                      c) Ebonite     d) Steel (4) Which of the following is not a non-magnetic substance? a) Glass    ...
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Transportation and Excretion 7th Biology Hots Solved Question

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1. Excretion is the removal of metabolic waste products called --------------- (Excreta) 2. The mammalian RBCs are without -------------------------- (nucleus) 3. The heart is covered by a protective double walled sac called -----------filled with ----------------( pericardium , pericardial fluid .) 4. The heart is made up of special type of muscles, called ------------ (cardiac muscles) 5. The separation wall between right and left side of heart is called ------------   (septum) 6. ------------ regulate the flow of blood unidirectional from right auricle to right ventricle and not backwards. (Valves) 7. Expanded condition of right and left ventricles when full of blood is called ----------------. (Diastole) 8 The state of contraction of of right and left ventricles is called -------- (systole) 9. ---------------- are thinnest blood vessel (Capillaries) 10. Except the -------------- veins all other veins carry deoxygenated blood.( pulmonary) 11....
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