This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 1 Nutrition In Plants – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 1 Nutrition In Plants Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. There are 10 parts in alimentary canal (True or false) A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 2. Coral root is a ..... coloured plant with ..... coloured flowers. Fill in the blanks respectively. A) White, brightly. B) Red, brightly. C) Green, darkly. D) White, darkly. E) Green, brightly. Show Answer Correct Answer: B) Red, brightly. 3. A plant that is partially autotrophic A) Pitcher plant. B) Fungus. C) Pea. D) Algae. Show Answer Correct Answer: A) Pitcher plant. 4. Which of the following is a parasitic organism? A) Lichen. B) Leech. C) Dog. D) Algae. Show Answer Correct Answer: B) Leech. 5. Splitting finger nails, cracking of heels, excessive ear wax, dandruff, dry eyes and skin are the symptoms of ..... A) Deficiency of iodine. B) Deficiency of fatty acids. C) Deficiency of vitamins. D) Deficiency of minerals. Show Answer Correct Answer: B) Deficiency of fatty acids. 6. Some organisms live together and share both shelter and nutrients, this relationship is called A) Partnership. B) Friendship. C) Symbiosis. D) Parenting. Show Answer Correct Answer: C) Symbiosis. 7. The pigment that is found in leaves that help in Photosynthesis A) Chlorophyll. B) Carotenoids. C) Anthocyanins. D) All of these. Show Answer Correct Answer: A) Chlorophyll. 8. What is the chemical in plants' leaves that perform photosynthesis and causes plants to be a green colour? A) Stomata. B) Cholorophyll. C) Carbon dioxide. D) Glucose. Show Answer Correct Answer: B) Cholorophyll. 9. Organisms that depend on others for their nutrition are called: A) Heterotrophs. B) Autotrophs. C) Producers. D) Decomposersers. Show Answer Correct Answer: A) Heterotrophs. 10. Ambarel(Cuscutta) is an example of ..... A) Autotrophs. B) Parasites. C) Host. D) Saprophs. Show Answer Correct Answer: B) Parasites. 11. In the absence of which of the following will photosynthesis not occur in leave A) Guard cells. B) Chlorophyll. C) Vacuole. D) Space between the cells. Show Answer Correct Answer: B) Chlorophyll. 12. Which of the following is not required for photosynthesis? A) Sunlight. B) Oxygen. C) Water. D) Carbon dioxid. Show Answer Correct Answer: B) Oxygen. 13. The food that plants make is used not only by themselves but also by the entire living world A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. "trophs" means A) Light. B) Energy. C) Nutrition. D) Depends. Show Answer Correct Answer: C) Nutrition. 15. PLANTS THAT DEPEND ON OTHER PLANTS ( CALLED HOST ) FOR NUTRITION ARE CALLED ..... A) PARASITE PLANTS. B) PARASITIC PLANTS. C) SAPROPHYTIC PLANTS. D) NONE OF THESE. Show Answer Correct Answer: B) PARASITIC PLANTS. 16. Lichens are a symbiotic association of algae sad fungi. Which of the following statements is correct in respect of lichens?A) Fungus supplies water and minerals to cells of algae.B) Algae supplies food to the fungus.C) Fungus supplies water, minerals and food to algae and algae do not supply anything.D) Both (a) and (b) are correct. A) A. B) B. C) C. D) D. Show Answer Correct Answer: D) D. 17. A Parasitic plant with yellow, slender and tubular stem A) Cuscuta. B) Pitcher plant. C) Golden roads. D) All the above. Show Answer Correct Answer: A) Cuscuta. 18. There are some plants which cannot prepare their own food due to absence of chlorophyll. They depend on other plants for food. There is plant with yellow tubular structure which coils itself around the stem and branches of a tree. Name the plant. A) Algae. B) Cuscuta(Amarbel). C) Pitcher plant. D) Musrooms. Show Answer Correct Answer: B) Cuscuta(Amarbel). 19. An example of a saprophytic plant is ..... A) Cuscuta. B) Coral Root. C) Bladderwort. D) Mistletoe. Show Answer Correct Answer: B) Coral Root. 20. The components that are necessary for our body are called- A) Pulses. B) Cereals. C) Nutrients. D) None of the above. Show Answer Correct Answer: C) Nutrients. 21. Why do parasitic plants absorb organic substances, minerals and water from their hosts? A) Live in areas which lack nitrogen sources. B) Have no roots to absorb water and mineral salts from the soil. C) Lack chlorophyll to carry out photosynthesis. D) Unable to grow taller to absorb sunlight. Show Answer Correct Answer: C) Lack chlorophyll to carry out photosynthesis. 22. Exchange of gases in plants takes place through the A) Stomata. B) Roots. C) Buds. D) Entire leaf surface. Show Answer Correct Answer: A) Stomata. 23. The tiny spores of fungus plants are always present in ..... A) Air. B) Water. C) Light. D) Earth. Show Answer Correct Answer: A) Air. 24. ..... gas is released by the plants in the process of photosynthesis A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) None of the above. Show Answer Correct Answer: A) Oxygen. 25. WHAT ARE INSECT EATING PLANTS A) PITCHER PLANT. B) Venus Flytrap. C) HOST. D) Insectivores plants. Show Answer Correct Answer: D) Insectivores plants. ← 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