Page 47 - Science Course 1 (Book 1)

Mo2-L1: Key Concept Organizer

Directions: On the line before each question, write the letter of correct answer.

1. Which characteristic applies to all living things?
A. They require energy.
B. They respond to light.
C. They are multicellular.
D. They reproduce by dividing.

2. Which description identifies a genus?
A. a group of similar phyla
B. a group of similar orders
C. a group of similar species
D. a group of similar domains

3. Why might a scientist choose to use a compound microscope rather than an electron microscope?
A. to study living specimens
B. to study nonliving specimens
C. to magnify things 100,000 times
D. to produce a three-dimensional image of an object
Directions: Respond to each statement on the lines provided. Use complete sentences.

4. Apply: Use the characteristics of living things to distinguish between a robot and human.

5. Determine whether the discovery of a new phylum or the discovery of a new species would have a greater
impact on our understanding of the relationships between organisms.

Mo2-L1: Key Concept Check

Directions: On each line, write the term or phrase that correctly completes each sentence.

1. Trees are members of the kingdom .

2. The kingdom includes squirrels.

3. Mushrooms are members of the kingdom .

4. A(n) uses a series of questions to identify an organism.

5. A branched diagram that shows the relationships among organisms is called a(n) . .

6. is a system for naming organisms by giving each organism a two-word
scientific name.

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