Biology (School & UG)

Q. Which plant tissue is primarily involved in photosynthesis?
  • A. Xylem
  • B. Phloem
  • C. Mesophyll
  • D. Sclerenchyma
Q. Which plant tissue is primarily involved in the healing of wounds?
  • A. Parenchyma
  • B. Collenchyma
  • C. Sclerenchyma
  • D. Meristematic
Q. Which plant tissue is primarily involved in the storage of food?
  • A. Xylem
  • B. Phloem
  • C. Parenchyma
  • D. Sclerenchyma
Q. Which plant tissue is primarily involved in the storage of starch?
  • A. Parenchyma
  • B. Collenchyma
  • C. Sclerenchyma
  • D. Xylem
Q. Which plant tissue is primarily involved in the transport of nutrients and photosynthates?
  • A. Xylem
  • B. Phloem
  • C. Cortex
  • D. Sclerenchyma
Q. Which plant tissue is primarily involved in the transport of sugars?
  • A. Xylem
  • B. Phloem
  • C. Meristematic tissue
  • D. Sclerenchyma
Q. Which plant tissue is primarily responsible for the transport of organic compounds?
  • A. Xylem
  • B. Phloem
  • C. Parenchyma
  • D. Sclerenchyma
Q. Which plant tissue is responsible for the formation of new vascular tissues?
  • A. Cork cambium
  • B. Vascular cambium
  • C. Parenchyma
  • D. Phloem
Q. Which plant-derived compound is commonly used to lower cholesterol levels?
  • A. Saponins
  • B. Alkaloids
  • C. Flavonoids
  • D. Phenolics
Q. Which plant-derived compound is known for its potential to lower cholesterol levels?
  • A. Beta-glucans
  • B. Saponins
  • C. Alkaloids
  • D. Terpenes
Q. Which plant-derived compound is known for its potential to reduce cholesterol levels?
  • A. Beta-glucans
  • B. Tannins
  • C. Saponins
  • D. Alkaloids
Q. Which plant-derived substance is commonly used to lower cholesterol levels?
  • A. Psyllium
  • B. Ginger
  • C. Garlic
  • D. Turmeric
Q. Which plant-derived substance is known for its ability to enhance immune function?
  • A. Echinacea
  • B. Lavender
  • C. Chamomile
  • D. Ginger
Q. Which plant-derived substance is known for its potential to lower cholesterol levels?
  • A. Psyllium
  • B. Caffeine
  • C. Tannins
  • D. Saponins
Q. Which plant-derived substance is known to have antimicrobial properties?
  • A. Eucalyptus oil
  • B. Coconut oil
  • C. Olive oil
  • D. Sunflower oil
Q. Which plant-derived substance is known to lower cholesterol levels in humans?
  • A. Psyllium
  • B. Saponins
  • C. Tannins
  • D. Resins
Q. Which plant-derived substance is known to lower cholesterol levels?
  • A. Beta-glucans
  • B. Tannins
  • C. Saponins
  • D. Alkaloids
Q. Which plant-derived substance is often used to treat anxiety and promote relaxation?
  • A. Valerian root
  • B. Echinacea
  • C. Ginger
  • D. Peppermint
Q. Which plant-derived substance is used to lower cholesterol levels?
  • A. Psyllium
  • B. Caffeine
  • C. Tannins
  • D. Saponins
Q. Which process allows for genetic variation in plant populations, contributing to evolution?
  • A. Mitosis
  • B. Meiosis
  • C. Cloning
  • D. Asexual reproduction
Q. Which process allows for the transfer of genetic material between different plant species?
  • A. Hybridization
  • B. Cloning
  • C. Asexual reproduction
  • D. Apomixis
Q. Which process allows plants to adapt to different environments over time?
  • A. Photosynthesis
  • B. Transpiration
  • C. Evolution
  • D. Respiration
Q. Which process allows plants to convert light energy into chemical energy?
  • A. Respiration
  • B. Photosynthesis
  • C. Transpiration
  • D. Fermentation
Q. Which process allows plants to reproduce asexually through runners?
  • A. Budding
  • B. Fragmentation
  • C. Vegetative propagation
  • D. Pollination
Q. Which process can lead to the rapid evolution of plant traits in response to environmental pressures?
  • A. Stabilizing selection
  • B. Directional selection
  • C. Disruptive selection
  • D. All of the above
Q. Which process converts light energy into chemical energy in plants?
  • A. Respiration
  • B. Transpiration
  • C. Photosynthesis
  • D. Fermentation
Q. Which process describes the copying of DNA to produce two identical DNA molecules?
  • A. Transcription
  • B. Translation
  • C. Replication
  • D. Recombination
Q. Which process describes the exchange of genetic material between homologous chromosomes during meiosis?
  • A. Transcription
  • B. Crossing over
  • C. Replication
  • D. Translation
Q. Which process describes the growth of a plant in response to light?
  • A. Phototropism
  • B. Gravitropism
  • C. Thigmotropism
  • D. Hydrotropism
Q. Which process describes the growth of a plant towards light?
  • A. Phototropism
  • B. Gravitropism
  • C. Thigmotropism
  • D. Hydrotropism
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