This quiz works best with JavaScript enabled. Home > Plant Cell Structure > Ultra Structure Of Plant Cells And Organs – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ultra Structure Of Plant Cells And Organs Quiz 21 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these tissues gives support to young plants? A) Collenchyma tissue. B) Parenchyma tissue. C) Sclerenchyma tissue. D) Xylem tissue. Show Answer Correct Answer: A) Collenchyma tissue. 2. A collection of cells with similar functions form ..... A) An organ. B) A tissue. C) An organism. D) An organ system. Show Answer Correct Answer: B) A tissue. 3. Transpiration helps the plant A) Make more sugars at night. B) Move water from the roots to the stem and leaves. C) Move sugars from the leaf to be stored in the stem & roots. D) Make more chloroplasts. Show Answer Correct Answer: B) Move water from the roots to the stem and leaves. 4. What is ground tissues role in leaves? A) Structure and support. B) Stores food and water. C) Where photosynthesis occurs. D) Transpiration. Show Answer Correct Answer: C) Where photosynthesis occurs. 5. How growth happens in plants A) Feeding it to the worms. B) Cell enlargement. C) Feeding artificial fertilizer. D) Cutting every week. Show Answer Correct Answer: B) Cell enlargement. 6. The part of the plant that makes food. A) Stem. B) Leaves. C) Roots. D) Flower. Show Answer Correct Answer: B) Leaves. 7. Small opening surrounded by two guard cells and through which moisture and gases pass in and out of the epidermis of a leaf. A) Force. B) Response. C) Germination. D) Stomata. Show Answer Correct Answer: D) Stomata. 8. Name the outer structure of the plant that provides support that is found only in plant cells. A) Cell wall. B) Vacuole. C) Cell membrane. D) Nucleus. Show Answer Correct Answer: A) Cell wall. 9. A florist places a bouquet of white carnations in water containing blue dye. After a time, the flowers turn blue. What process helped the carnations to change color? A) Specific heat. B) Surface tension. C) Cohesion and adhesion of water molecules. D) Formation of covalent bonds between hydrogen and oxygen molecules. Show Answer Correct Answer: C) Cohesion and adhesion of water molecules. 10. What is the function of the cell nucleus found in both plant and animal cells? A) To produce energy. B) To control cell activity. C) To remove waste products. D) To allow molecules to enter the cell. Show Answer Correct Answer: B) To control cell activity. 11. The capacity to generate a whole plant from any cell/explant A) Micropropagation. B) Tissue culture. C) Totipotency. D) Somatic hybridisation. Show Answer Correct Answer: C) Totipotency. 12. Plants need to take in oxygen gas for respiration A) Only at night. B) Only during the day. C) Both during the day & the night. D) None of above. Show Answer Correct Answer: C) Both during the day & the night. 13. Parenchyma walls are made up of A) Pectin. B) Hemicellulose. C) Cellulose. D) None of above. Show Answer Correct Answer: C) Cellulose. 14. Where is the site of photosynthesis in plants? A) Stomata. B) Guard cells. C) Chloroplasts. D) Waxy cuticle. Show Answer Correct Answer: C) Chloroplasts. 15. What part of the cell job is storage? A) Vacoule. B) Nucleus. C) Chloroplast. D) None of above. Show Answer Correct Answer: A) Vacoule. 16. Plants contain xylem and phloem tissue. What organ system in animals performs a similar function as the xylem and phloem of plants? A) Digestive system. B) Excretory system. C) Respiratory system. D) Circulatory system. Show Answer Correct Answer: D) Circulatory system. 17. The "brain" of the cell is: A) The mitochondria. B) The organelles. C) The cytoplasm. D) The nucleus. Show Answer Correct Answer: D) The nucleus. 18. How to recognized Sclerenchyma tissue? A) It is green and hasn't a nucleus. B) The cells have thick cell walls. C) There are empty spaces between the cells. D) There is a title that says parenchyma in the photo. Show Answer Correct Answer: B) The cells have thick cell walls. 19. Rocks are not living because A) They never move. B) They aren't needed for humans. C) They are not made of cells. D) They don't break down. Show Answer Correct Answer: C) They are not made of cells. 20. Which part of the plant is used for photosynthesis? A) Leaves. B) Roots. C) Stems. D) Flower. Show Answer Correct Answer: A) Leaves. ← PreviousNext →Related QuizzesUltra Structure Of Plant Cells And Organs Quiz 1Ultra Structure Of Plant Cells And Organs Quiz 2Ultra Structure Of Plant Cells And Organs Quiz 3Ultra Structure Of Plant Cells And Organs Quiz 4Ultra Structure Of Plant Cells And Organs Quiz 5Ultra Structure Of Plant Cells And Organs Quiz 6Ultra Structure Of Plant Cells And Organs Quiz 7Ultra Structure Of Plant Cells And Organs Quiz 8Ultra Structure Of Plant Cells And Organs Quiz 9Ultra Structure Of Plant Cells And Organs Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books