It is important for agricultural scientists to be able to:

• See details of objects that are less than a few feet away.
• Speak clearly so listeners can understand.
• Understand the speech of another person.
• See details of objects that are more than a few feet away.

It is not as important, but still necessary, for agricultural scientists to be able to:

• See differences between colors, shades, and brightness.
• Determine the distance between objects.
• Use fingers to grasp, move, or assemble very small objects.
• Use stomach and lower back muscles to support the body for long periods without getting tired.
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• Be physically active for long periods without getting tired or out of breath.
• Bend, stretch, twist, or reach out.
• Focus on one source of sound and ignore others.
• Make quick, precise adjustments to machine controls.
• Use muscles to lift, push, pull, or carry heavy objects.
• Hold the arm and hand in one position or hold the hand steady while moving the arm.
• Use one or two hands to grasp, move, or assemble objects.
• Use muscles for extended periods without getting tired.
• Move two or more limbs together (for example, two arms, two legs, or one leg and one arm) while remaining in place.
• Hear sounds and recognize the difference between them.