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BIO 101 GLIDER UNL TEST 1 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024 $16.49   Add to cart

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BIO 101 GLIDER UNL TEST 1 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

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  • BIO 101
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  • BIO 101

BIO 101 GLIDER UNL TEST 1 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

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  • August 5, 2024
  • 14
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIO 101
  • BIO 101
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BIO 101 GLIDER UNL TEST 1
QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
Science - ANSWER determines general principles from observations and experimentation



Steps of the Scientific Method - ANSWER -Observation

-Question

-Hypothesis

- Prediction

- Controlled experiment

- Statistical analysis

- Reject or accept hypothesis bases on stat. analysis

- Publish Results



Hypothesis - ANSWER tentative explanation, based on known facts to account for observed phenomena



Experiments - ANSWER test alternative hypothese



Controlled experiment - ANSWER consists of 2 randomly selected groups of 2 organisms

(treated the same as experimental group except for one variable studied)

- provide standard against which changes in exp. group measured

- often impossible to control for all but one variable



experiemental group - ANSWER treated with respect to the variable being studied



Statistical analysis - ANSWER math formulas used to determine if:

- exp. should be accept or reject a hypothesis,

- whether the exp. results are due to chance alone or are due to experimental manipulation

, Placebo - ANSWER Substance (pill, liquid, ect) containing no medication- used as control



Placebo effect: - ANSWER a phenomenon in which some people experience a benefit after the
administration of a placebo- bases on anticipation that a placebo will help them.



Double-blind procedure - ANSWER neither the researcher nor subjects know who is receiving
experimental treatment.



What do living things do? - ANSWER -grow

-reproduce

-take in energy

-made of cells

-adaptation

-respond to environment

- maintain stable internal environment

- respiration



Living things respond to stimuli - ANSWER Detect and adjust to changes in environment

1. responses to stimuli include

-movement

- change in color

- release chemicals



Living things are composed of 1 or more __ - ANSWER cells



Living things have complex ____ - ANSWER organization



Living things take in and use energy - ANSWER 1. energy for living organisms ultimately derive from the
sun

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