Lab Practical Practice Questions PDF

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Lab Practical Practice Questions Lab 1 For the following weights gathered for each sample Find the mean and standard deviation of each Population 1- 11g, 9g, 3g Mean=_______ Population 2- 2g, 4g, 5g Mean=_______ What would happen to the variability and standard deviation if you add three animals who weigh 7g each to each population?

For the following phylogeny, answer Questions 1-3

1. List the groups of sister taxas

2. What is the basal taxa of the phylogeny?

3. Is the mouse more closely related to the crocodile or salamander?

Lab 2 Below are statistical tests used in lab, which of the following is not correctly described? a. Chi-Square: used to test categorical variables that are whole values b. T-test- used to determine variance in a population c. Standard deviation- used to determine how far away from 0 the mean is

Lab 3 List the correct sequence of each structure from outer stem to inner stem using the word bank

Cortex ground tissue epidermis pith Phloem xylem sclerenchyma vascular bundle _______->________->________->________->_________->__________->________->_______ Outermost innermost Lab 4 The following cross-section of the leaf below is a _________________ because of the ________________ that allow for buoyancy.

Lab 5 Which plant effect is NOT a response from auxin a. Promotes fruit development b. Rooting c. Cell division d. Breaks seed dormancy

Lab 6 a. An arid Desert habitat is a host to many kangaroo mice with very little vegetation on one side of the habitat.; over the course of many weeks, vegetation is now starting to develop on both sides of the desert, which dispersal mechanism is MOST responsible? I.Wind II. Water III. Animals a. b. c. d.

I only I and II only III only I and III only

Lab 7 A metabolic experiment was done and the data was presented:...