This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Nutrition In Plants > Class 7 Science Chapter 1 Nutrition In Plants – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 1 Nutrition In Plants Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Soil has a bacteria which converts nitrogen into a usable form. What is the name of the bacteria? A) Rhizobium. B) Algae. C) Parasitic Plant. D) None of the above. Show Answer Correct Answer: A) Rhizobium. 2. Green pigment that help in the process of photosynthesis is- A) Stomata. B) Colour coatings. C) Guard cell. D) Chlorophyll. Show Answer Correct Answer: D) Chlorophyll. 3. What will happen to a leaf of a green plant containing chlorophyll if a drop of iodine solution is added? A) It will not show any change. B) Its will change its color from green to a blueish black color. C) It will turn red. D) It will turn brown. Show Answer Correct Answer: B) Its will change its color from green to a blueish black color. 4. If we keep bread in a humid and dark place for few days, what grows on it? If we keep the bread in moist and dark place for a few days, what does it grow? A) Fungus / Fungi. B) Algae. C) Lichen. D) Dodder. Show Answer Correct Answer: A) Fungus / Fungi. 5. Food is essential for all living organisms. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 6. The raw materials for photosynthesis are ..... A) N2 water. B) O2 water. C) Co2, O2, H2. D) Co2. Show Answer Correct Answer: C) Co2, O2, H2. 7. Which component is not required by plant in its photosynthesis process? A) Chlorophyll. B) Carbon dioxide. C) Oxygen. D) Sunlight. Show Answer Correct Answer: C) Oxygen. 8. Water comes into leaves through stomata in the form of vapours. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. Say Ture Or Flase:The sun is the ultimate source of energy for all living organisms. A) Ture. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) Ture. 10. The bacterium Rhizobium helps the crops to get nitrogen. Select the statement that is incorrect about Rhizobium.A) Rhizobium converts atmospheric nitrogen into a soluble form that the plants can absorb.B) Rhizobium can make its own food.C) Rhizobium lives in the roots of leguminous plants such as gram, peas and moong.D) Leguminous plants provide food and shelter to Rhizobium. A) D. B) C. C) B. D) A. Show Answer Correct Answer: C) B. 11. Plants give out oxygen during night also. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 12. What Light does chlorophyll absorb? A) Green Light. B) Green and Blue Light. C) Red and Blue Light. D) None of the Above. Show Answer Correct Answer: C) Red and Blue Light. 13. Hypoglycaemia is caused due to deficiency of ..... A) Carbohydrates. B) Protein. C) Vitamins. D) Minerals. Show Answer Correct Answer: A) Carbohydrates. 14. Organisms make food for themselves from simple substances are called A) Parasites. B) Heterotrophs. C) Saprophytes. D) Autotrophs. Show Answer Correct Answer: D) Autotrophs. 15. A red leaf can prepare food because it has pigments A) Carotene. B) Chlorophyll. C) Lycoprene. D) Xanthophyll. Show Answer Correct Answer: B) Chlorophyll. 16. Fungi like Mushrooms are heterotrophs but what is the scientific term for it in Science? A) Saprophs. B) Carnivores. C) Autotrophs. D) Decomposersers. Show Answer Correct Answer: A) Saprophs. 17. Stomata is present in the plants on A) Fruits. B) Flowers. C) Leaves. D) Stem. Show Answer Correct Answer: C) Leaves. 18. In photosynthesis solar energy is absorbed by the pigment called ..... A) STOMATA. B) Chlorophyll. C) CHLOROPLASTS. D) LEAVES. Show Answer Correct Answer: B) Chlorophyll. 19. Mistletoe depends on other plants for water and nutrients completely. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. Energy possessed by an organism cannot be compared based on their intake of food, and the type of food. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. The mode of Nutrition in which organisms make food themselves from simple substances. A) Auttotroph. B) Heterotroph. C) Autotroph. D) Heterotrophh. Show Answer Correct Answer: C) Autotroph. 22. What helps in nitrogen fixation A) Rhizobium bacteria. B) Chlorophytes. C) Amylase. D) Root glands. Show Answer Correct Answer: A) Rhizobium bacteria. 23. Main modes of nutrition: A) Heterotrophs. B) Autotrophs. C) Insectivorous. D) Both Heterotrophs and Autotrophs. E) Both heterotrophs and Insectivores. Show Answer Correct Answer: D) Both Heterotrophs and Autotrophs. 24. Algae is an example of A) Autotrophic nutrition. B) Heterotrophic nutrition. C) Both. D) None of the above. Show Answer Correct Answer: A) Autotrophic nutrition. 25. How do animals get the nitrogen they need? A) From the food they eat. B) From the water they drink. C) From the air they breathe. D) From the sun. Show Answer Correct Answer: A) From the food they eat. 26. The movement of water from less concentrated to the more concentrated solution through a semi-permeable membrane. A) Evaporation. B) Diffusion. C) Transpiration. D) Osmosis. Show Answer Correct Answer: D) Osmosis. 27. The plant on which Cuscuta climbs is called ..... A) Runner. B) Stolen. C) Host. D) Sucker. Show Answer Correct Answer: C) Host. 28. Which one of the following is NOT required for photosynthesis? A) Oxygen. B) Chlorophyll. C) Carbon dioxide. D) None of the above. Show Answer Correct Answer: A) Oxygen. 29. Iodine is used to detect the presence of starch.It gives starch A) Colorless appearance. B) Green color. C) Blue back color. D) Red color. Show Answer Correct Answer: C) Blue back color. 30. Pitcher plant is ..... A) Parasite. B) Insectivorous. C) Saprophytes. D) None of the above. Show Answer Correct Answer: B) Insectivorous. 31. Heterotrophs are those living organisms which depend on other for A) Food. B) Transportation. C) Water. D) House. Show Answer Correct Answer: A) Food. 32. Heterotrophs are also known as ..... A) Producers. B) Consumers. C) All the above. D) None of the above. Show Answer Correct Answer: B) Consumers. 33. Symbiotic relationship is seen in ..... A) Algae. B) Fungi. C) Lichens. D) None of the above. Show Answer Correct Answer: C) Lichens. 34. Plants are called producers because they ..... A) Are edible. B) Produce energy. C) Grow from seeds. D) Make their own food. Show Answer Correct Answer: D) Make their own food. 35. In lichens, ..... and ..... live together. A) Fungus, pitcher plant. B) Cuscuta, fungus. C) Alga, fungus. D) Alga,. Show Answer Correct Answer: C) Alga, fungus. 36. Which Of The Following Equations Is Correct About "Photosynthesis" ? A) Carbon dioxide + Water + (Sunlight and Chlorophyll) $\rightarrow$ Carbohydrates + Ozone. B) Carbon dioxide + Water + (Sunlight and Chlorophyll) $\rightarrow$ Carbohydrates + Oxygen. C) Nitrogen dioxide + Water + (Sunlight and Chlorophyll) $\rightarrow$ Carbohydrates + Ozone. D) . Carbon dioxide + Hydrogen + (Sunlight and Chlorophyll) $\rightarrow$ Carbohydrates + Oxygen. Show Answer Correct Answer: B) Carbon dioxide + Water + (Sunlight and Chlorophyll) $\rightarrow$ Carbohydrates + Oxygen. 37. Mushroom is a ..... A) Saprotroph. B) Heterotroph. C) Autotrophs. D) Decaying matter. Show Answer Correct Answer: A) Saprotroph. 38. What is the mode of nutrition called in which organisms make food themselves from simple substances? A) Autotrophic nutrition. B) Parasitic nutrition. C) Heterotrophic nutrition. D) Saprophytic nutrition. Show Answer Correct Answer: A) Autotrophic nutrition. 39. Lichens is an example for ..... plants. A) Saprophytic. B) Symbiotic. C) Parasite. D) None of the above. Show Answer Correct Answer: B) Symbiotic. 40. Silk and ..... are animal fibres. A) Cotton. B) Wool. C) Rayon. D) Jute. Show Answer Correct Answer: B) Wool. 41. Silk is derived from A) Egg. B) Pupa. C) Moth. D) Cocoon. Show Answer Correct Answer: D) Cocoon. 42. There are two modes of nutrition:autotrophic & heterotrophic nutrition. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 43. AUTO in Autotrophic nutrition means- A) Their. B) My. C) Self. D) Others. Show Answer Correct Answer: C) Self. 44. The term that is used for the mode of nutrition in yeast, mushroom and bread moulds. A) Autotrophs. B) Insectivorous. C) Saprophytic. D) None of the above. Show Answer Correct Answer: C) Saprophytic. 45. Indian pipe and coral root have this mode of nutrition. A) Parasitic. B) Saprotrophic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Saprotrophic. 46. Autotrophic means A) Auto=Self ; Trophism =Food. B) Auto=Self ;Trophism =Feeding. C) All the above. D) None of the above. Show Answer Correct Answer: B) Auto=Self ;Trophism =Feeding. 47. Human beings can be categorized as A) Autotrophs. B) Heterotrophs. C) Saprophs. D) Parasites. Show Answer Correct Answer: B) Heterotrophs. 48. ORGANISMS NEED NUTRITION TO ..... A) GROW. B) GET ENERGY. C) FIGHT AGAINST DISEASES. D) ALL THE ABOVE. Show Answer Correct Answer: D) ALL THE ABOVE. 49. Solar energy is converted into chemical energy duringphotosynthesis. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 50. Which of the following is /are macromolecules? A) Carbohydrates and fats. B) Proteins and mineral. C) Vitamins. D) All of the above. Show Answer Correct Answer: D) All of the above. 51. Cuscuta is an example for A) Saprophyte. B) Autotroph. C) Parasite. D) Host. Show Answer Correct Answer: C) Parasite. 52. Which of the following raw material is available in the air forphotosynthesis? A) Nitrogen. B) Hydrogen. C) Oxygen. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 53. What are saprotrophs? A) Nutrition by sharing. B) Nutrition from dead and decaying matter. C) Nutrition made by our own. D) None of these. Show Answer Correct Answer: B) Nutrition from dead and decaying matter. 54. Write the steps involved in the production of wool? A) Scouring from sheep, sorting, shearing, dyeing, straightening, rolling, and combing. B) Sorting, dyeing, straightening, rolling and combing, shearing, scouring from sheep,. C) Shearing, scouring from sheep, straightening, rolling and combing, sorting, dyeing,. D) Shearing, scouring from sheep, sorting, dyeing, straightening, rolling, and combing. Show Answer Correct Answer: D) Shearing, scouring from sheep, sorting, dyeing, straightening, rolling, and combing. 55. The main function of leaf is-(leaf ka main function Kya hota hei) A) To support the plant. B) To prepare food. C) To give a proper shape. D) To mantain soil. E) To prevent disease. Show Answer Correct Answer: B) To prepare food. 56. From what do plants prepare their own food during the process of photosynthesis? A) Oxygen and Chlorophyll. B) Carbon dioxide and oxygen. C) Carbon dioxide and water. D) Oxygen and water. Show Answer Correct Answer: C) Carbon dioxide and water. 57. The fungal spores are generally present in the air. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. Over consumption of nutrients through diet is beneficial to us. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 59. What structure of a plant transports water? A) Stomata. B) Xylem. C) Flam. D) Chloroplast. Show Answer Correct Answer: B) Xylem. 60. Photosynthesis Requires Chlorophyll And A Few Other Raw Materials As A) H2O. B) Solar energy. C) CO2. D) All the above. Show Answer Correct Answer: D) All the above. ← PreviousNext →Related QuizzesScience QuizzesClass 7 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books