Random Vocabulary Review 1

1. The chemical formula for water reveals that

It is composed of hydrogen, oxygen and carbon

It is composed of 3 atoms

It is composed of 3 different molecule types

All of these

2. Oxygen is found on the Periodic Table. Therefore, we know that oxygen is

An element

A compound

Composed of molecules of different elements

None of these

3. In a closed system, matter is neither created nor destroyed, but can change form. This is a(n)

Scientific assumption

Hypothesis

Scientific law

All of these.

4. If the frogs have trouble surviving in a food chain game round, which of the following would most likely NOT be a good idea to try to help them to survive?

Decrease the number of hawks in order to reduce their number of predators

Increase the number of grasshoppers to get more popcorn into grasshopper stomachs and to give the frogs more potential food

Increase the number of frogs so more have a better chance of survival.

Clump the popcorn in the field so that the grasshoppers can pick up food more easily

5. What is a radicle?

The first part of a seedling to emerge from a seed

The first root

The part of a seed that protects the dormant embryo

The first 2 choices

6. What do we call the process of a seed starting to grow?

Propagation

Pollination

Germination

Fertilization

7. Which of the following would be considered quantitative data?

A detailed description of the appearance of the plant

The number of leaves on a developing plant

The percentage of plants that have begun flowering

The second 2 choices, but not the first

All of the above

8. In the food chain game, the "popcorn plants" represented what energy role?

A consumer

Decomposer

Producer

Scavenger

9. In the FCG, the popcorn kernels, as they were passed from a grasshopper to a frog, represented

The contents of a stomach

The undigested plant material that was passed on to the next energy level

The available energy that was transferred to the frog for its use from its grasshopper meal

The amount of energy transferred into heat energy and therefore no longer available to the grasshopper or the frog.

10. The chemical formula for water, $H subscript 2 0$ , reveals that water is

An element

A combination of 2 elements

An atom

None of these