Botany

Biotechnology Applications Cell Structure and Function Diversity in Living World Evolution Human Health and Disease Human Reproduction Microbes in Human Welfare Molecular Basis of Inheritance Photosynthesis in Higher Plants Photosynthesis: Light and Dark Reactions Photosynthesis: Light and Dark Reactions - Advanced Concepts Photosynthesis: Light and Dark Reactions - Applications Photosynthesis: Light and Dark Reactions - Case Studies Photosynthesis: Light and Dark Reactions - Competitive Exam Level Photosynthesis: Light and Dark Reactions - Higher Difficulty Problems Photosynthesis: Light and Dark Reactions - Numerical Applications Photosynthesis: Light and Dark Reactions - Problem Set Photosynthesis: Light and Dark Reactions - Real World Applications Plant Cells and Tissues Plant Cells and Tissues - Advanced Concepts Plant Cells and Tissues - Applications Plant Cells and Tissues - Case Studies Plant Cells and Tissues - Competitive Exam Level Plant Cells and Tissues - Higher Difficulty Problems Plant Cells and Tissues - Numerical Applications Plant Cells and Tissues - Problem Set Plant Cells and Tissues - Real World Applications Plant Growth and Development Plant Growth and Development - Advanced Concepts Plant Growth and Development - Applications Plant Growth and Development - Case Studies Plant Growth and Development - Competitive Exam Level Plant Growth and Development - Higher Difficulty Problems Plant Growth and Development - Numerical Applications Plant Growth and Development - Problem Set Plant Growth and Development - Real World Applications Plant Kingdom Classification Plant Kingdom Classification - Advanced Concepts Plant Kingdom Classification - Applications Plant Kingdom Classification - Case Studies Plant Kingdom Classification - Competitive Exam Level Plant Kingdom Classification - Higher Difficulty Problems Plant Kingdom Classification - Numerical Applications Plant Kingdom Classification - Problem Set Plant Kingdom Classification - Real World Applications Plant Physiology - Transport in Plants Principles of Inheritance and Variation Reproduction in Organisms Reproduction in Plants Reproduction in Plants - Advanced Concepts Reproduction in Plants - Applications Reproduction in Plants - Case Studies Reproduction in Plants - Competitive Exam Level Reproduction in Plants - Higher Difficulty Problems Reproduction in Plants - Numerical Applications Reproduction in Plants - Problem Set Reproduction in Plants - Real World Applications Respiration in Plants Structural Organization in Animals and Plants
Q. At what temperature range do most plants grow best?
  • A. 0-10°C
  • B. 10-20°C
  • C. 20-30°C
  • D. 30-40°C
Q. During which part of the day do plants primarily perform respiration?
  • A. Daytime only
  • B. Nighttime only
  • C. Both day and night
  • D. Only during photosynthesis
Q. During which phase of photosynthesis is carbon dioxide incorporated into organic molecules?
  • A. Light reactions
  • B. Calvin cycle
  • C. Photorespiration
  • D. Electron transport chain
Q. During which phase of photosynthesis is carbon dioxide utilized?
  • A. Light reactions
  • B. Calvin cycle
  • C. Photorespiration
  • D. Electron transport chain
Q. How do plants adapt their photosynthesis process in low light conditions?
  • A. Increase chlorophyll production
  • B. Decrease water usage
  • C. Reduce carbon fixation
  • D. Increase respiration rate
Q. How do plants adapt to low light conditions in terms of photosynthesis?
  • A. Increasing chlorophyll concentration
  • B. Decreasing leaf area
  • C. Reducing water uptake
  • D. Increasing respiration rate
Q. How do plants utilize the products of the light reactions?
  • A. For cellular respiration only
  • B. To synthesize proteins
  • C. To fuel the dark reactions
  • D. To produce more chlorophyll
Q. How does increased carbon dioxide concentration affect photosynthesis?
  • A. Decreases rate
  • B. Increases rate
  • C. No effect
  • D. Inhibits light reactions
Q. How does plant classification aid in ecological research?
  • A. By simplifying plant interactions
  • B. By providing a framework for understanding biodiversity
  • C. By eliminating the need for field studies
  • D. By focusing only on agricultural plants
Q. How does the availability of light affect the rate of photosynthesis?
  • A. It has no effect
  • B. Increases the rate until a saturation point
  • C. Decreases the rate
  • D. Only affects the dark reactions
Q. How does the concentration of carbon dioxide affect the rate of photosynthesis?
  • A. Increases rate
  • B. Decreases rate
  • C. No effect
  • D. Only affects light reactions
Q. How does the concentration of CO2 affect the rate of photosynthesis?
  • A. Increases it indefinitely
  • B. Has no effect
  • C. Increases it to a point, then levels off
  • D. Decreases it
Q. How many chromosomes do most diploid plants have?
  • A. 10
  • B. 20
  • C. 30
  • D. 40
Q. How many classes are there in the division Angiospermae?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. How many hours of light do most plants require for optimal photosynthesis per day?
  • A. 6 hours
  • B. 12 hours
  • C. 18 hours
  • D. 24 hours
Q. How many layers of cells typically make up the epidermis in dicotyledonous plants?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. How many major divisions are there in the plant kingdom?
  • A. 2
  • B. 4
  • C. 10
  • D. 14
Q. How many molecules of ATP are produced in the light-dependent reactions for each molecule of glucose synthesized?
  • A. 18
  • B. 12
  • C. 6
  • D. 24
Q. How many molecules of ATP are produced in the light-dependent reactions for every molecule of glucose synthesized?
  • A. 2
  • B. 18
  • C. 36
  • D. 12
Q. How many molecules of carbon dioxide are required to produce one molecule of glucose in the Calvin cycle?
  • A. 1
  • B. 2
  • C. 3
  • D. 6
Q. How many petals does a typical flower of the family Asteraceae have?
  • A. 5
  • B. 10
  • C. 20
  • D. 30
Q. How many seeds does a typical sunflower head produce?
  • A. 100
  • B. 500
  • C. 1000
  • D. 2000
Q. How many species are estimated to exist within the plant kingdom?
  • A. 250,000
  • B. 400,000
  • C. 1 million
  • D. 2 million
Q. How many stages are there in the typical life cycle of a flowering plant?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. How many types of phloem cells are there?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. How many types of plant hormones are primarily involved in growth regulation?
  • A. 2
  • B. 4
  • C. 5
  • D. 7
Q. How many types of primary meristematic tissues are there in plants?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. How many types of sclerenchyma cells are there?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. How many types of xylem cells are there?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. If a plant has a generation time of 2 years, how many generations will it complete in 10 years?
  • A. 2
  • B. 5
  • C. 10
  • D. 20
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