This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 1 Nutrition In Plants – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 1 Nutrition In Plants Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Milk teeth are A) First set of teeth. B) Temporary Teeth. C) Fall off in 6 to 8 years. D) All of these. Show Answer Correct Answer: D) All of these. 2. The small pores present on the leaves are called A) Lenticels. B) Guard cell. C) Stomata. D) Epidermis. Show Answer Correct Answer: C) Stomata. 3. Which o the following is the example of autotrophic mode of nutrition? A) Algae. B) Fungi. C) Neem. D) None of the above. Show Answer Correct Answer: C) Neem. 4. What protects Stomata and helps it in opening and closing? A) Guard Cells. B) Leaf. C) Stem. D) Carbon Dioxide. Show Answer Correct Answer: A) Guard Cells. 5. Saliva break down ..... A) Sugar. B) Nitrogen. C) Starch. D) Fats. Show Answer Correct Answer: C) Starch. 6. The bacterium that provides nitrogen to the leguminous plants is A) Yeast. B) Mushroom. C) Rhizobium. D) Lichens. Show Answer Correct Answer: C) Rhizobium. 7. Water reaches the leaves from the root by: A) Stomata. B) Flam. C) Xylem. D) None. Show Answer Correct Answer: C) Xylem. 8. The term 'Autotrophic' refers to: A) Organisms that produce their own food. B) Organisms that feed on other organisms. C) Organisms that live in water. D) Organisms that require sunlight to survive. Show Answer Correct Answer: A) Organisms that produce their own food. 9. What is the purpose of photosynthesis? A) To release energy. B) To create glucose. C) To grow. D) To get oxygen for respiration. Show Answer Correct Answer: B) To create glucose. 10. Insectivorous plants eat insects to fulfil the needs of A) Oxygen. B) Hydrogen. C) Potassium. D) Nitrogen. Show Answer Correct Answer: D) Nitrogen. 11. Why do organism take food? A) To help in growth. B) Provide energy for movements and repair damaged parts. C) Provides protection form diseases and infections and makes the immune system strong. D) All of these. Show Answer Correct Answer: D) All of these. 12. Which of the following is a nutrient? A) Protein. B) Fat. C) Vitamin. D) All of these. Show Answer Correct Answer: D) All of these. 13. What is the main function of the palisade mesophyll cells? A) Transport of water and food materials within the plant. B) Allow rapid diffusion of gases inside the leaf. C) Photosynthesis. D) Allow gaseous exchange in and out of the leaf. Show Answer Correct Answer: C) Photosynthesis. 14. Food synthesized by the plants is stored as A) Carbohydrate. B) Starch. C) Glucose. D) Lactose. Show Answer Correct Answer: B) Starch. 15. Which of these is not needed to make food in a plant A) Sunlight. B) Carbondioxide. C) Chlorophyll. D) Flowers. Show Answer Correct Answer: D) Flowers. 16. Which of the following component of food contain nitrogen? A) Carbohydrates. B) Minerals. C) Fat. D) Protein. Show Answer Correct Answer: D) Protein. 17. Which part of the plant is called the food factory? A) Fruits. B) Seeds. C) Leaves. D) Roots. Show Answer Correct Answer: C) Leaves. 18. ..... is the green pigment present in leaves that absorbs sunlight, gives green colour to leaves and helps in photosynthesis. A) Chloroplast. B) Carbohydrate. C) Chlorophyll. D) Chloroplast + Chlorophyll. Show Answer Correct Answer: C) Chlorophyll. 19. Cows stomach has how many chambers? A) 4. B) 5. C) 3. D) 6. Show Answer Correct Answer: A) 4. 20. Amarbel (cuscuta) is an example of- A) Autotroph. B) Parasite. C) Saproph. D) None of the above. Show Answer Correct Answer: B) Parasite. 21. The longest part of the digestive tract in humans is the ..... A) Oesophagus. B) Stomach. C) Small Intestine. D) Large Intestine. Show Answer Correct Answer: C) Small Intestine. 22. Symbiotic association in which one partner is fungi is/are- A) Mycorrhiza. B) Lichen. C) Carnivorous organisms. D) Both mycorrhiza and lichen. Show Answer Correct Answer: D) Both mycorrhiza and lichen. 23. .Legie hey saprutrophs A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 24. Bacterium which converts atmospheric nitrogen into usable form for plants is: A) E. coli. B) Lactobacillus. C) Mycobacterium. D) Rhizobium. Show Answer Correct Answer: D) Rhizobium. 25. Example of one fertilizer A) Nmk. B) NPK. C) MKP. D) KMP. Show Answer Correct Answer: B) NPK. ← 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 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 10Class 7 Science Chapter 1 Nutrition In Plants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books