20 Questions
Which property distinguishes living matter from non-living matter and dead matter?
Metabolism
What is the fundamental property of living matter?
Metabolism
What is the fundamental property of living matter?
Metabolism
What is the difference between growth and development in plants?
Growth is characterized by increasing weight and volume, while development is characterized by intracellular, physiological, and biochemical transformations.
Which two processes take place simultaneously in the cell during metabolism?
Anabolism and catabolism
What is the role of enzymes in plants?
Enzymes play a key role in biochemical reactions.
What is the property of living matter to modify metabolic requirements in correlation with new environmental factors?
Adaptation
Which of the following is a ripening hormone?
Ethylene
What is the role of phytochrome in plants?
It is a photoreceptor pigment.
Which plant hormone is responsible for ripening?
Ethylene
What is the function of alkaloids in plants?
They have pronounced physiological action on the animal body.
Which pigments play a role in photosynthesis and coloration?
Photosensitive pigments
What is the effect of overripe tissues in plants?
They lose astringency and brown due to oxidation of phenols or their polymerization.
What are alkaloids?
Nitrogenous heterocyclic substances found in plants
Which substances protect plants from pathogenic attack?
Phenolic substances
What are the components of plants?
Organic substances, mineral substances, and water.
What is the physiological role of secondary substances in seeds?
Poorly defined
What is the function of secondary substances in seeds?
Their physiological role is not well defined
What may cause overripe tissues to lose astringency and brown?
Oxidation of phenols
What is the effect of glycosides in seeds?
They protect cells against parasitic microorganisms.
Study Notes
- Living matter has specific properties that distinguish it from non-living matter and dead matter.
- Metabolism is the fundamental property of living matter.
- Metabolism includes anabolism and catabolism, which take place simultaneously in the cell.
- Growth is characterized by increasing weight and volume of the plant.
- Development is characterized by qualitative intracellular, physiological, and biochemical transformations.
- Adaptation is the property of living matter to modify metabolic requirements in correlation with new environmental factors.
- Sensitivity and excitability are the plants' physiological ability to perceive and react to internal or external stimuli.
- Movement is manifested by cytoplasmic currents.
- Aging occurs when physiological activity gradually decreases.
- Plants are made up of organic substances, mineral substances, and water.
- Carbohydrates and lipids are important storage substances in plants.
- Enzymes play a key role in biochemical reactions in plants.
- Plant hormones regulate growth and maturation processes.
- Auxins, gibberellins, cytokinins, and abscisic acid are important plant hormones.
- Ethylene is a ripening hormone.
- Photosensitive pigments, such as chlorophyll and carotenoids, play a role in photosynthesis and coloration.
- Phytochrome is a photoreceptor pigment.
- Vitamins, such as ascorbic acid and tocopherols, have various roles in physiological processes.
- Enzyme activity changes during plant growth and development.
- Hormones also influence processes such as vegetative rest, apical dominance, and abscission.
- Seeds contain various vitamins and secondary substances.
- Vitamin C and some vitamins from B group are found in seeds.
- Phylloquinone in seeds regulates cellular redox potential.
- Phenolic substances in seeds protect plants from pathogenic attack.
- Organic acids in seeds contribute to the taste of unripe fruits.
- Glycosides in seeds may have a role in defending cells against parasitic microorganisms.
- Alkaloids are nitrogenous heterocyclic substances found in plants.
- Alkaloids have pronounced physiological action on the animal body.
- The physiological role of secondary substances in seeds is not well defined.
- Overripe tissues may lose astringency and brown due to oxidation of phenols or their polymerization.
Test your knowledge of plant physiology with this quiz! From the fundamental properties of living matter to the different types of hormones and secondary substances found in seeds, this quiz covers a wide range of topics related to plant growth and development. With short and catchy titles and descriptions, you'll easily learn about the key concepts and vocabulary specific to plant physiology. So, put your green thumb to the test and see how much you know about the fascinating world of plants!
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