Environmental impacts of Logging
Bird migration
Plants in the Taklimakan Desert
Word family
Complete the sentence
100

What is the word that means "living in the water"

aquatic

100

what is the word that means "type, a basic group in biological classification"

species

100

small in numbers

sparse

100

It is important to develop more________ friendly logging practices. 

A) environment

B) environmental

C) environmentally

C) environmentally

100

Diurnal birds navigate by looking at ..........

landforms, the sun

200

What is the word that means "living on the land"

terrestrial

200

what is the word that means "active during the night"

nocturnal

200

very severe or difficult

violent

200

The Amazon River _______ from Brazil into neighboring countries. 

A) extent

B) extend

C) extensive

D) extensively

extends

200

Most of the Taklimakan Desert is covered with........

sand dunes

300

What is the word that means " cutting down trees for commercial purposes"

logging

300

what is the word that means "make difficult to see"

obscure

300

varied, many kinds

diverse

300

Factories add ________ to the air and water. 

A) pollution

B) pollutant

C) pollute

B) pollutant

300

Scientists believe that birds ........ from dinosaurs. 

evolved

400

What is the word that means "the natural area where a plant or animal lives"

habitat

400

One half of the Earth, one half of a sphere

hemisphere

400

something that causes great difficulties

stressor

400

Through the ________ process, birds have developed adaptations that allow them to survive in different environments. 

A) evolution

B) evolve

C) evolutionary

C) evolutionary

400

Environmental stressors in the Taklimakan Desert include.........

extreme temperatures

500

what is the word that means "keep from changing"

stabilize

500

To leave the correct route; to become separated from the group

stray

500

tough, able to endure difficult conditions

resilient

500

The ________ ways that plants adapt to desert conditions makes a fascinating study. 

A) diversity

B) diversification

C) diversify

D) diverse

D) diverse

500

Migratory birds are born with .............. skills; they don't have to learn them. 

navigational