G7 MC 24

Which class of animals is a sea star?

• sponge
• fish
• echinoderm
• mollusk

Which class of animal is a snail?

• echinoderm

• fish

• annelid

• mollusk

An example of a protista that has false feet (pseudopods) are

• paramecium

• euglena

• diatoms

• amoeba

What major characteristics is the same between animals and animal like protists?

• They are heterotrophic
• They are autotrophic
• They are saprotrophic
• They are prokaryotic

Use the following description to answer the question.

-Obtains its energy from a living host

-An example is ringworm

-Harms its host

Which way of fungi obtaining energy is described above?

• symbiotic

• photosynthetic

• saprophytic

• parasitic

Fungus can be destructive to bacteria. This led to the discovery of

• vitamins
• bandages
• antibiotics
• brujeria

The producers in an ecosystem have 4000 cal of energy. How much energy is expected in the consumer 3 level

• 4

• 3700

• 400

• 37

Which of the following examples would result in an inversion of a pyramid of numbers?

• a tree with thousands of spiders

• a forest of trees with a small herd of deer

• a tree with a spotted owl

• a forest of trees with a pack of wolves

What is biomass?

• the total dry weight of organisms in an ecosystem

• the total weight of organisms in an ecosystem

• the total dry weight of producers in an ecosystem

• the total weight of animals in an ecosystem

This tissue in leaf is where most photosynthesis takes place

• cuticle

• lower epidermis

• palisade mesophyll

• spongy mesophyll