Question 1: Name two fossil fuels. ANSWER: Petroleum and coal are two fossil fuels. Page No 258: Question 2: Name…
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Question 1: What is the functional unit of the environment comprising of the living and non-living components called? ANSWER: The…
Question 1: Which of the processes, sexual reproduction or asexual reproduction, bring about maximum variations in the offsprings? ANSWER: Maximum…
Question 1: Which life process ensures that a plant or animal species will not disappear from this earth? ANSWER: The…
Question 1: What is the general name of chemical substances which bring about control and coordination in plants? ANSWER: Plant…
Question 1: Which is the basic requirement of living organisms for obtaining energy? ANSWER: Food is the basic requirement of…
Question 1: In the sketch of the stomatal apparatus given alongside, which one of the following is missing? (1) Cell…
Question 1: From amongst the metals sodium, calcium, aluminium, copper and magnesium, name the metal: (a) which reacts with water…
Multiple Choice Questions 1. Which of the following statements is correct about receptors? (a) Gustatory receptors detect taste while olfactory…
Multiple Choice Questions 1. Which of the following statements about the autotrophs is incorrect? (a) They synthesise carbohydrates from carbon…