Life science #1

The clown fish and sea anemone are an example of

• a living and nonliving thing working together.

• two living things working together.

• two nonliving things working together.

• a nonliving and living thing working together.

Worms prefer to live in the ground. Which one of these do they need the most in order to survive?

• fertilizer

• Carbon dioxide

• Oxygen

• Grass

What is the role of a producer?

• Use sunlight to make food
• Gain energy from eating other organisms
• Keep other species from overpopulating
• Breaking down dead stuff 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the role of decomposers in a food chain?

• Use sunlight to make food
• Eat other organisms to gain energy
• Make the food for the whole food chain
• Break down dead organisms and add nutrients to the soil

Which of these organisms would directly receive energy from the snake?

• Plant

• Rabbit

• Mouse

• Hawk

Another word for a living thing is a:

• animal
• organism
• plant
• community

Bacteria and fungi typically serve what role in an ecosystem?

• herbivore
• carnivore
• omnivore
• decomposer

Tags

NGSS.MS-LS2-3

Which of the following best describes the wolf's role in this ecosystem?

• herbivore
• omnivore
• carnivore
• decomposer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If the grasshopper population increases, which of these is most likely?

• The population of the shrews will decrease.

• The population of the shrews will increase.

• Marsh grass will increase.

• Cattails will increase.

If the population of the shrews increased, which animal would be least affected.

• The snake.

• The hawk.

• The frog.

• The grasshopper