7 Chapter 3 & 4 Test

What are the products of photosynthesis?

• carbon dioxide and water
• oxygen and water
• carbon dioxide and sugars
• oxygen and sugars

Tags

NGSS.MS-LS1-6

How does photosynthesis benefit heterotrophs?

• It adds carbon dioxide to the air.
• It creates food that they can eat.
• It eliminates harmful sugars.
• It creates clean water.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

If a snake eats a mouse that eats grass, the snake is a

• producer
• second-level consumer
• first-level consumer
• decomposer

Tags

NGSS.MS-LS2-3

An organism that can make its own food is called a

• consumer
• decomposer
• producer
• scavenger

The number of different species in an area is referred to as its

• niche diversity
• climate
• habitat fragmentation
• biodiversity

Tags

NGSS.MS-LS2-5

If you were to make a physical model of the carbon cycle, what shape would the model taken on?

• linear
• triangular
• circular
• linear with stops and starts

Tags

NGSS.MS-LS2-3

A group of land ecosystems with similar climates and organisms is called a(n)

• energy pyramid
• climate
• biome
• food web

The many overlapping food chains in an ecosystem make up a(n)

• food web
• niche
• energy pyramid
• feeding level

Tags

NGSS.MS-LS2-3

Which biome is extremely cold and dry?

• desert
• tundra
• grassland
• mountains

True or false: Plants use energy from the sun to produce carbon dioxide and sugars.

Tags

NGSS.MS-LS1-6