Plant Growth and Development - Advanced Concepts

Q. What is the main function of phloem in vascular plants?
  • A. Transport water
  • B. Transport nutrients
  • C. Transport sugars
  • D. Support structure
Q. What is the primary function of cytokinins in plants?
  • A. Promote cell division
  • B. Inhibit aging
  • C. Stimulate root growth
  • D. Enhance photosynthesis
Q. What is the role of abscisic acid in plants?
  • A. Promotes seed germination
  • B. Inhibits growth during stress
  • C. Stimulates flowering
  • D. Enhances fruit ripening
Q. What is the role of cytokinins in plant development?
  • A. Promote leaf senescence
  • B. Stimulate cell division
  • C. Inhibit root growth
  • D. Enhance photosynthesis
Q. What is the role of the apical meristem in plant growth?
  • A. Photosynthesis
  • B. Cell division
  • C. Water absorption
  • D. Nutrient storage
Q. What is the term for the process by which a seed develops into a new plant?
  • A. Germination
  • B. Pollination
  • C. Fertilization
  • D. Propagation
Q. Which of the following is a characteristic of biennial plants?
  • A. Complete life cycle in one year
  • B. Live for more than two years
  • C. Require two growing seasons to complete life cycle
  • D. Only reproduce once
Q. Which of the following is NOT a type of plant tissue?
  • A. Meristematic
  • B. Vascular
  • C. Dermal
  • D. Epithelial
Q. Which phase of the plant life cycle is haploid?
  • A. Sporophyte
  • B. Gametophyte
  • C. Zygote
  • D. Seedling
Q. Which plant structure is primarily involved in the absorption of water and nutrients?
  • A. Leaves
  • B. Stems
  • C. Roots
  • D. Flowers
Q. Which plant structure is primarily involved in the reproduction of flowering plants?
  • A. Roots
  • B. Leaves
  • C. Flowers
  • D. Stems
Q. Which plant structure is primarily responsible for water uptake?
  • A. Leaves
  • B. Roots
  • C. Stems
  • D. Flowers
Q. Which plant structure is responsible for the production of pollen?
  • A. Stigma
  • B. Anther
  • C. Ovary
  • D. Style
Q. Which process describes the growth of a plant in response to light?
  • A. Phototropism
  • B. Gravitropism
  • C. Thigmotropism
  • D. Hydrotropism
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