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- The product of photosynthesis used in respiration is glucose.
- The opening and closing of stomata are regulated by guard cells.
- The male reproductive part of a flower is the stamen.
- Ethylene is a plant hormone that promotes fruit ripening.
- The embryo sac in the ovule of a flowering plant is the female gametophyte.
- Leaves appear green due to the presence of chlorophyll in their cells.
- The tropic movement in response to gravity is called geotropism.
- In a double fertilization process, one sperm fertilizes the egg cell, while the other combines with polar nuclei.
- The process of converting atmospheric nitrogen into organic compounds is called nitrogen fixation.
- Xylem tissue is responsible for transporting water and minerals from roots to other parts of the plant.
- Meiosis involves two successive cell divisions and results in the formation of four haploid cells.
- Endosperm is a triploid tissue that nourishes the developing embryo in angiosperms.
- The process of shedding the old exoskeleton and developing a new one is called molting.
- Arthropods, such as insects and spiders, have an open circulatory system.
- The swim bladder in fish helps control buoyancy and maintain their position in water.
- The brain and spinal cord make up the central nervous system.
- The hump of a camel stores fat, not water.
- Reptiles are ectothermic animals, meaning they rely on external sources to regulate body temperature.
