MS-LS1-5: Genetic and Environmental Growth Factors

Front

Salinity Noun

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[suh-lin-i-tee]

Back

Salinity

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The concentration or amount of salt, such as sodium chloride, that has been dissolved in a body of water or soil.

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Example: The image shows a solution with solute (salt) and solvent (water), illustrating salinity.

Front

Irrigate Verb

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[ir-i-geyt]

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Irrigate

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To supply land with water through artificial methods, like pipes or channels, in order to help crops grow successfully.

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Example: An irrigation system sprays water over a field to help crops grow.

Front

Photosynthesis Noun

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[foh-toh-sin-thuh-sis]

Back

Photosynthesis

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The process used by plants and other organisms to convert light energy into chemical energy to fuel their activities.

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Example: The image shows how plants use sunlight, carbon dioxide, and water to produce oxygen and sugar.

Front

Dehydration Noun

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[dee-hy-drey-shuhn]

Back

Dehydration

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A harmful reduction in the amount of water within an organism, which can be caused by salty soil conditions.

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Example: The image shows a plant wilting over time due to dehydration, illustrating water loss.

Front

Germinate Verb

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[jur-muh-neyt]

Back

Germinate

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The process where a seed begins to sprout and develop into a seedling or young plant under suitable conditions.

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Example: The image shows a seed sprouting into a plant, illustrating germination stages with roots and shoots developing.

Front

Salt tolerant Adjective

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[sawlt tol-er-uhnt]

Back

Salt tolerant

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Describes an organism's natural ability to survive and grow in environments with a high concentration of salt.

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Example: 'Salt-tolerant plants like oleander and daylily can survive in salty environments.'

Front

Genetic Adjective

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[juh-net-ik]

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Genetic

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Relating to genes or heredity, which are the units that pass traits from parents to their offspring.

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Example: The image shows how genes are located on chromosomes inside the cell nucleus, explaining heredity.

Front

Vacuole Noun

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[vak-yoo-ohl]

Back

Vacuole

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A membrane-bound organelle within a cell that stores water, nutrients, and can isolate harmful substances like salt.

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Example: The image shows a vacuole labeled within a cell, illustrating its role in storing substances.

Front

Semiarid Adjective

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[sem-ee-ar-id]

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Semiarid

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Characterizing a climate or region that receives low annual rainfall, but not so little as to be a desert.

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Example: A semiarid landscape with cacti and sparse vegetation shows low annual rainfall, typical of semiarid climates.

Front

Selective breeding Noun

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[si-lek-tiv bree-ding]

Back

Selective breeding

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The process where humans intentionally choose parent organisms with desirable traits to produce offspring with those same characteristics.

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Example: Cross-pollinating two flowers to produce offspring with desired traits shows selective breeding.