TCAP Practice Questions

1
TCAP Practice Questions
2
Which of these is necessary for an ecosystem to
be healthy?

• Pesticides
• Biodiversity
• Extinction
• Catastrophe

B
3
Which of the following is one reason that an
animal may become extinct?

• Expansion of the animals hunting area
• Abundance of the animals food
• Loss of the animals habitat
• The animal lack of predators

C
4
Unlike extinction millions of years ago, todays
extinctions are mainly being caused by

• Humans
• Meteors
• Volcanoes
• sharks

A
5
Which item below would complete this food chain?
giraffe

• tree leaves
• mice
• grasshoppers
• cactus

A
6
Most food chains start with

• an animal
• a mouse
• a plant
• the ocean

C