Food Chains, Food Webs and Trophic LevelsPractice Questions & MCQs
Practice Food Chains, Food Webs and Trophic Levels questions from Our Environment (Class 10 Science) - important MCQs with answers and step-by-step solutions. Solve the sample questions below, then practice the full set free on the RankByte app.
Food Chains, Food Webs and Trophic LevelsQuiz - Solve & Score
Q1. What is the purpose of adding antioxidants to food materials?
- A.To speed up oxidation
- B.To slow down oxidation
- C.To change the smell and taste of the food
- D.To make the food poisonous
Answer: B. To slow down oxidation
What does the chapter say about this? Adding antioxidants is meant to slow down oxidation. Does that line up with one of the options? Yes - This is correct because adding antioxidants is meant to slow down oxidation. And the rest? option A) 'To speed up oxidation' doesn't hold - This is incorrect because adding antioxidants is meant to slow down oxidation; option C) 'To change the smell and taste of the food' misses the point - This is incorrect because adding antioxidants is not meant to change the smell and taste of the food. Pick: B) To slow down oxidation.
Q2. If too little saliva is secreted in the mouth, which digestion step is most directly affected?
- A.The breakdown of starch into sugar (maltose)
- B.The breakdown of proteins into amino acids
- C.The breakdown of fats into fatty acids
- D.The absorption of water in the large intestine
Answer: A. The breakdown of starch into sugar (maltose)
Q3. What is the phenomenon called in which harmful chemicals (like pesticides) become more and more concentrated at each higher level of a food chain?
- A.Biological magnification (biomagnification)
- B.Biodegradation
- C.Photosynthesis
- D.Eutrophication
Answer: A. Biological magnification (biomagnification)
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Get early accessFood Chains, Food Webs and Trophic Levels - Frequently asked questions
Where can I practise Food Chains, Food Webs and Trophic Levels questions for Class 10 Science?
RankByte has Food Chains, Food Webs and Trophic Levels practice questions and MCQs from Our Environment (Class 10 Science), each with the correct answer and a step-by-step solution - free to start.
Are these Food Chains, Food Webs and Trophic Levels questions important for the exam?
Yes. These Food Chains, Food Webs and Trophic Levels important questions follow the Science exam pattern (CBSE Boards, plus JEE and NEET foundation), so they help with both school and competitive prep.
Do the Food Chains, Food Webs and Trophic Levels questions come with answers and solutions?
Every Food Chains, Food Webs and Trophic Levels question on RankByte comes with the correct answer and a full step-by-step solution, so you learn the concept instead of just guessing.