A concave mirror can be used to burn a piece of a paper by focusing reflected rays of the sun.
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i. It causes absorption of mineral salts. ii. It regulates plant temperature. iii. It causes wilting and injury in plants. iv. It causes ascent of sap.
The break down of pyruvate to give carbon dioxide, water and energy requires the presence of oxygen and takes place in mitochondria.
Class 10 Science Terminal Exams MCQ Solutions Class X Science MCQ Extra Questions Answers Class 10th Science Session 2022-23 10th Science Terminal Exam Based MCQ Extra Questions
You must know that, when an image formed by plane mirror is always virtual and erect. It is laterally inverted i.e., the right side of the object appears left side of the image and vice versa.