This quiz works best with JavaScript enabled. Home > Plant Cell Structure > Ultrastructure > Ultra Structure Of Plant Cells And Organs – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ultra Structure Of Plant Cells And Organs Quiz 12 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. "Acts as a medium where chemical reactions occur" is function of A) Chloroplast. B) Cell wall. C) Cell membrane. D) Nucleus. Show Answer Correct Answer: C) Cell membrane. 2. What part of the cell controls what enters and leaves the cell? A) Cell Wall. B) Cell Membrane. C) Chloroplasts. D) Cytoplasms. Show Answer Correct Answer: B) Cell Membrane. 3. Why don't animals (humans ) have chloroplasts? A) Because they aren't green in color. B) Because animals do not have cells. C) Because animals do not need food. D) Because animals cannot make their own food. Show Answer Correct Answer: D) Because animals cannot make their own food. 4. Which organelle stores DNA A) Nucleus. B) Cell Membrane. C) Vacuole. D) None of above. Show Answer Correct Answer: A) Nucleus. 5. Which of the following functions is not carried out by the root system of a plant? A) Absorbing water from the soil. B) Producing food for the plant. C) Storing energy for later use. D) Anchoring the plant in the ground. Show Answer Correct Answer: B) Producing food for the plant. 6. What organisation level is represented by a Leaf? A) Cell. B) Tissue. C) Organ. D) Organism. Show Answer Correct Answer: C) Organ. 7. Which of the following are NOT found in animal cells A) Chloroplasts and cytoplasm. B) Chloroplasts and cell wall. C) Cell wall and cell membrane. D) Mitochondria and nucleus. Show Answer Correct Answer: B) Chloroplasts and cell wall. 8. The function of stomata (stomates) is to A) Open and Close taking in CO2 and releasing O2. B) Open and Close taking in O2 and releasing Co2. C) Open and Close taking in O2 and releasing Co2, with some water loss. D) Open and Close taking in Co2 and releasing O2, with some water loss. Show Answer Correct Answer: D) Open and Close taking in Co2 and releasing O2, with some water loss. 9. During diffusion A) Substances (things) moves from high to low concentration. B) Water moves when energy is used. C) Large or oddly shaped molecules move across a cell membrane. D) Water moves from high to low concentration. Show Answer Correct Answer: A) Substances (things) moves from high to low concentration. 10. What is considered to be the lowest level of organization in a multicellular organism? A) Cell. B) Organ system. C) Tissue. D) Organ. Show Answer Correct Answer: A) Cell. 11. A deciduous tree will ..... its leaves in winter A) Lose. B) Re-orientate. C) Grow more. D) Keep. Show Answer Correct Answer: A) Lose. 12. What are the reactants of photosynthesis? A) Water, carbon dioxide, light energy. B) Oxygen and glucose. C) Oxygen and carbon dioxide. D) Oxygen and water. Show Answer Correct Answer: A) Water, carbon dioxide, light energy. 13. If a plant species lives in an area with limited sunlight, Which physiological adaptation would be most useful to the plant? A) Colorful flowers. B) Large leaves. C) Deep roots. D) Thin cuticle. Show Answer Correct Answer: B) Large leaves. 14. Which of the following is similar in structure to parenchyma cells except they have thicker primary walls that are capable of giving exceptional strength to young actively growing organs of a plant? A) Meristems. B) Permanent tissues. C) Sclerenchyma cells. D) Collenchyma cells. Show Answer Correct Answer: D) Collenchyma cells. 15. All cells need energy to function. Which cell organelle is responsible for producing energy in the cell? A) Chloroplasts. B) Mitochondria. C) Nucleus. D) Vacuoles. Show Answer Correct Answer: B) Mitochondria. 16. Reduction in Turgor Pressure helps the plant reduce heat by A) Decreases internal temperature by evaporative cooling. B) Wilting allows the plant toreduce exposure of surface area to sun. C) Reduce loss of water during heat of the day, reduces water stress. D) Reduces surface area of leaf exposed to the sun. Show Answer Correct Answer: B) Wilting allows the plant toreduce exposure of surface area to sun. 17. Carrie observes an electron micrograph of a cell during biology lab. The cell has a flagellum, ribosomes, cell wall, and no apparent nucleus. Which of the following is likely true of the cell that Carrie is observing? A) The cell also contains mitochondria. B) The presence of the organelles proves that the cell is eukaryotic. C) The cell is a plant because of the cell wall. D) The cell is prokaryotic. Show Answer Correct Answer: D) The cell is prokaryotic. 18. Which is the correct order of the following words (cells, organ systems, Organs, tissue). A) Cells $\rightarrow$ tissue $\rightarrow$ organ systems $\rightarrow$ organs. B) Cells $\rightarrow$ organ systems $\rightarrow$ tissue $\rightarrow$ organs. C) Cells $\rightarrow$ tissue $\rightarrow$ organs $\rightarrow$ organ systems. D) Cells $\rightarrow$ tissue $\rightarrow$ organ systems $\rightarrow$ organs. Show Answer Correct Answer: C) Cells $\rightarrow$ tissue $\rightarrow$ organs $\rightarrow$ organ systems. 19. "Provides support to cells when filled with cell sap" is function of A) Chloroplast. B) Cytoplasms. C) Vacuole. D) Mitochondria. Show Answer Correct Answer: C) Vacuole. 20. Any part of the plant can give rise to a entire new plant given the right conditions A) Micropropagation. B) Totipotency. C) Callus. D) Plantlet. Show Answer Correct Answer: B) Totipotency. ← PreviousNext →Related QuizzesPlant Cell Structure 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books