Science Final Exam Fourth Grade

The three types of symbiosis are:

• Vent, venoms, odors

• sensivity, aptitude, skills

• Mutualism, commensalism, parasitism

• lice, ticks fleas

Is an example of commensalism.

• the great-tailed Grackle and the cow

• the orchid living on trees

• the amoeba and the human intestines

___________ is made up of inorganic and inorganic substances.

• rocks

• atmosphere

• soil

• oceans

It is a layer of Earth

• the moon

• the sun

• the atmosphere

• the clouds

Was the first human to step on the Moon's surface.

• Shanon Waker

• Pete Conrad

• Neil Armstrong

The moon rotates around our planet and it takes:

• twenty four days and 7 hours

• 365 days and 4 hours

• twenty seven days and seven hours

Apollo 11 started its mission on:

• August 16, 1969

• June 21, 1969

• July 16, 1969

• January 16, 1965

Are the layers of the Atmosphere:

• lithosphere, hydrosphere, atmosphere

• Ionosphere, troposphere, stratosphere

• soil, ozone, condensation

This is an association in which one of the species benefits while the other is harmed.

• mutualism

• parasitism

• commensalism

In this type of association both species are benefited.

• commensalism

• parasitism

• mutualism