91-109 (May 15)

Question 1

If you are walking through the woods on a hike and see mold growing on some decaying leaves or on the carcass of an animal, what can you determine?

Answer 1

Decomposers are at work.
Mold, one type of fungus, is different from plants, animals and bacteria. Molds are eukaryotic micro-organisms that are decomposers of dead organic material such as leaves, wood and plants.

Question 2

If a construction company comes and clear cuts some woods to build a new neighborhood what will be the effect on animals that live in those woods?

Answer 2

The animals natural habitats and homes will decrease since trees are being cut down and many animals of the forest live in or among the trees.

Question 3

What ecosystem would this animal most likely live in? White fur in winter that turns in brown in summer, able to survive freezing temperatures, needs little vegetation as a food source.

Answer 3

Tundra

Question 4

What ecosystem would this animal most likely live in? leathery, scaly skin, able to survive with little water, nocturnal (night activity) lives in a burrow underground during the day.

Answer 4

desert

Question 5

You live in a neighborhood with many houses outside a city. You often see deer and black bear in your backyard. What can you conclude about why these animals are in your yard?

Answer 5

The deer and black bear are losing their natural habitats to the building of the new homes and shops in the city as their woods are being clear cut for construction. With limited space for deer and bear to live in, they start to compete with humans for space to feed and live.

Question 6

Which ecosystems have the worst nutrient rich soils?

Answer 6

Tundra and desert

Question 7

Which ecosystem would you find a turtle, lily pad, catfish, mosquito, and grasses?

Answer 7

Freshwater/Pond ecosystem (not all fish live in the Marine Ocean)

Question 8

Which type of land will erode fastest by water or wind?

Answer 8

Land that is clear cut, an open field, wide open sand dunes, or where no plants provide a root system

Question 9

The ability to make things move or change is called:

Answer 9

energy

Question 10

The movement of water between earth’s surface and atmosphere is called:

Answer 10

the water cycle

Question 11

Does the water cycle have a beginning or an end? yes or no

Answer 11

no

Question 12

a mixture of gasses and dust that surrounds the Earth

Answer 12

atmosphere

Question 13

Evaporation

Answer 13

the change from liquid to gas

Question 14

Transpiration

Answer 14

where plants release some water vapor into the air through tiny openings in their leaves

Question 15

condensation

Answer 15

the change from gas to liquid

Question 16

precipitation is when

Answer 16

water falls from the atmosphere (rain, snow, hail, sleet)

Question 17

Runoff is

Answer 17

water that flows over the land surface

Question 18

what drives the water cycle?

Answer 18

the sun’s energy

Question 19

A puddle you saw in the morning looks smaller by the afternoon on a sunny day. Why?

Answer 19

evaporation