This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 1 Nutrition In Plants – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 1 Nutrition In Plants Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The word Autotroph can be broken as ..... A) Auto = Self Troph= Benign. B) Auto= Self troph = Food. C) Auto= Others Troph = Plant. D) None of these. Show Answer Correct Answer: B) Auto= Self troph = Food. 2. The thin film of moisture on the surfaces of mesophyll cells allow glucose to dissolve in it to aid faster rate of diffusion of glucose. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 3. Mark the odd one out. Clue:products of photosynthesis A) Glucose. B) Carbon dioxide. C) Oxygen. D) None of the above. Show Answer Correct Answer: B) Carbon dioxide. 4. Yeast, Mushroom and bread mould are A) Autotrophs. B) Insectivorous. C) Saprophytic. D) Parasitic. Show Answer Correct Answer: C) Saprophytic. 5. Xylem carries water and minerals from the ..... to the leaves of plant. A) Root. B) Stem. C) Root hair. D) None of the above. Show Answer Correct Answer: A) Root. 6. The organisms that cannot make their own food by the process called photosynthesis are called ..... A) Green plants. B) Heterotrophic. C) Autotrophic. D) None of these. Show Answer Correct Answer: B) Heterotrophic. 7. What molecule absorbs sunlight for photosynthesis? A) Choloroplast. B) Thylakoid. C) Grana. D) Chlorophyll. Show Answer Correct Answer: D) Chlorophyll. 8. TRUE OR FALSEALL PLANTS ARE AUTOTROPHIC A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 9. Insectivorous plants are partial heterotrophs. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 10. Lichens are the association between A) Algae and roots. B) Algae and fungi. C) Fungi and bacteria. D) Bacteria and algae. Show Answer Correct Answer: B) Algae and fungi. 11. Which of the following are essential raw materials for photosynthesis? A) Chlorophyll and sunlight. B) Sunlight, Chlorophyll and oxygen. C) Carbon dioxide, oxygen and water. D) Chlorophyll, sunlight, Carbon dioxide and water. Show Answer Correct Answer: D) Chlorophyll, sunlight, Carbon dioxide and water. 12. Living organisms which make their own food are called A) Heterotrophs. B) Saprophs. C) Autotrophs. D) Carnivores. Show Answer Correct Answer: C) Autotrophs. 13. The products of photosynthesis are A) Water and carbon dioxide. B) Oxygen and water. C) Sugar and cabon dioxide. D) Oxygen and sugar (glucose). Show Answer Correct Answer: D) Oxygen and sugar (glucose). 14. Human dental formula is ..... A) 2123 / 2123. B) 2231 / 2231. C) 1223 /1223. D) 2131 /2131. Show Answer Correct Answer: A) 2123 / 2123. 15. Lichens have ..... relationship A) Saprotrophic. B) Autotrophic. C) Symbiotic. D) None of the above. Show Answer Correct Answer: C) Symbiotic. 16. Pitcher plant traps insects because it grows in soils which lack in ..... A) Nitrogen. B) Carbon dioxide. C) Oxygen. D) Micro-organisms. Show Answer Correct Answer: A) Nitrogen. 17. Pitcher plant trap insects to fulfill the requirement of ..... for the synthesis of protein A) Oxygen. B) Carbohydrates. C) Carbon dioxide. D) Nitrogen. Show Answer Correct Answer: D) Nitrogen. 18. Tartrazine is ..... A) Flavouring agents. B) Colouring agents. C) All the above. D) None of the above. Show Answer Correct Answer: B) Colouring agents. 19. Cuscuta has a special structure called ..... A) Tendrils. B) Haustorium. C) Thorns. D) Thick stem. Show Answer Correct Answer: B) Haustorium. 20. What are autrotrophs A) Those organisms which can make food themselves from simple substance by the process of photosynthesis, are called autotrophs. B) The process of taking food by an organisms as well as the utilisation of this food by the organism is called autrotrophs. C) All the above. D) None of the above. Show Answer Correct Answer: A) Those organisms which can make food themselves from simple substance by the process of photosynthesis, are called autotrophs. 21. Which of these is a saprophyte? A) Venus trap fly. B) Mushrooms. C) Pitcher plant. D) Dodder. Show Answer Correct Answer: B) Mushrooms. 22. A recap.Structure present for exchange of gases in plants. A) Xylem. B) Stomata. C) Rhizobium. D) None of the above. Show Answer Correct Answer: B) Stomata. 23. The ultimate source of energy is A) Chemical energy. B) Wind energy. C) Solar energy. D) Water energy. Show Answer Correct Answer: C) Solar energy. 24. Who secretes bile juice? A) Liver. B) Abdomen. C) Small Intestine. D) Oesophagus. Show Answer Correct Answer: A) Liver. 25. Plants structures that carry food from leaves to the roots are A) Xylem. B) Guard cells. C) Both xylem and phloem. D) Flam. Show Answer Correct Answer: C) Both xylem and phloem. ← PreviousNext →Related QuizzesClass 7 Science Chapter 1 Nutrition In Plants Quiz 1Class 7 Science Chapter 1 Nutrition In Plants Quiz 2Class 7 Science Chapter 1 Nutrition In Plants Quiz 3Class 7 Science Chapter 1 Nutrition In Plants Quiz 4Class 7 Science Chapter 1 Nutrition In Plants Quiz 5Class 7 Science Chapter 1 Nutrition In Plants Quiz 6Class 7 Science Chapter 1 Nutrition In Plants Quiz 7Class 7 Science Chapter 1 Nutrition In Plants Quiz 8Class 7 Science Chapter 1 Nutrition In Plants Quiz 9Class 7 Science Chapter 1 Nutrition In Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books