Our atmospheric is responsible for refraction and occurs in a medium of gradually changing index of refractive. So, light rays undergo refraction continuously before it reaches the earth when it coming from the sun or stars on entering the earth’s ...
Tiwari Academy Discussion Latest Questions
(i) Xylem transports water, amino acids and other substances in plants. (ii) Phloem transports soluble products of photosynthesis in plants. (iii) Transpiration helps in absorption of water. (iv) Material like sucrose is transferred into phloem tissue using energy from ATP.
Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers 10th Science Terminal Exam Based MCQ Extra Questions Class 10th Science Session 2022-23
To form an image at infinity by convex lens is that when any object is placed at the focus of a convex lens, the convex lens converts the diverging rays of light coming from the object into a parallel beam ...
Living organisms are well organised to structure, they can have tissues, tissues also have cells, cells have smaller components in them. Leaving organisms skip repairing and maintaining their structures by self. All these structures are made up of molecules and ...
Remember when air passes through the nasal cavity and take it as respiration. But that air is filtered by the nostrils, and moistened by mucus, before air is going into the lungs. And gets warmer equal to the temperature of ...
As we know that our stomach has a lining mucus cells. The mucus is secreted in the gastric juice by the glands present in the stomach wall of stomach from its own secretions of hydrochloric acid (HCl). HCl will cause ...
(I) KCL (II) HCL (III) CCL4 (IV) NaCL
Metals like iron, aluminium, zinc do not react with hot/cold water. They react with water only when water is in the form of steam. 3Fe + 4H₂O → Fe₃O₄ +4H₂
We must know that – the rays parallel to the principal axis, after refraction by convex lens, will pass through the principal focus. And the incident rays coming from the distant object will be parallel to the principal axis. Hence, ...