Answer:

1. What is the basic unit of structure and function of organisms?

• A. Cell

B. Organ

C. Organ System

D. Tissue

2. If organ systems make up an organism, what make up an organ system?

A. Cells

B. Organ Systems

• C. Organs

D. Tissues

3. Plants also have organ systems. Which plant organ does NOT belong to the shoot system?

A. Flower

B. Leaf

• C. Root

D. Stem

4. What level of biological organization does the excretory system belong to?

A. Cell

B. Organ

• C. Organ System

D. Tissue

5. Each part of an organ system plays a specific function. Which of the following structures does NOT match its function?

A. Kidney: Excretion

B. Heart; Circulation

• C. Lungs: Circulation

D. Stomach; Digestion

6. Which of the following statements is TRUE?

A. Group of organs working together is called cell.

• B. Group of cells working together is called tissue.

C. Group of organs working together is called organism.

D. Group of tissues working together is called organ system.

7. Which of the following describes a tissue?

• A. Groups of cells working together.

B. Groups of organs working together

C. Groups of tissues working together

D. Groups of organ systems

8. Which of the following describes an organ system?

A. Groups of cells working together

• B. Groups of organs working together

C. Groups of tissues working together

D. Groups of organ systems

9. Which of the following correctly identifies the 5 levels of biological organization of a human body from complex to simple?

• A. Nerve cell(neuron), Nervous tissue, Brain, Nervous system, Human.

B. Brain, Nervous tissue, Nerve cell (neuron), Human, nervous system .

C. Human, Nervous system, Brain, Nervous tissue, nerve cell (neuron).

D. Nervous tissue, Nerve cell (neuron), Brain, Nervous system, Human f from their root cvetom2 in

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