Life Science Post Test

• 37
• 38
• 36
• 39

• The amount of fertilizer used in corn production for certain years can be averaged.
• The best time of year for growing the most corn can be determined.
• The average cost of corn can be found based on the amount harvested the year before.
• The average bushels of corn harvested over a certain number of years can be calculated.

• Cell membrane, nucleus, mitochondria, endoplasmic reticulum, and cytoplasm.
• Nucleus, mitochondria, endoplasmic reticulum, chloroplast, and cytoplasm.
• Nucleus, mitochondria, endoplasmic reticulum, cell wall, and cytoplasm.
• Cell membrane, nucleus, chloroplast, vacuole, and cytoplasm.

• Polar bear and Brown bear
• Arctic wolf and and Brown bear
• Lemming and Musk Ox
• Arctic fox and Arctic hare

A student is studying an area with an average temperature of -10 Celsius and an average precipitation of 12 centimeters. He finds arctic moss and lichen plant species in the area. What biome is the student most likely studying?

• Forest
• Grassland
• Desert
• Tundra

• Number 1
• Number 2
• Number 3
• Number 4

Organs in the human body are composed of ___.

• tissues which are composed of organ systems
• tissues which are composed of cells
• cells which are composed of tissues
• organ systems which are composed of tissues

A student is conducting an experiment with two organisms that she believes are either frogs or toads. To determine if these two organisms are the same species, the student records if the organisms are similar looking, can mate with one another, and ___.

• have the same body length
• produce offspring that can reproduce
• have similar hunting techniques to catch prey
• ingest the same types of food

Which statement concerning historical contributions to genetics is correct?

• Gregor Mendel created the model for the structure of DNA
• Rosalind Franklin revealed the basic laws of heredity through mathematial calculations
• James Watson and Francis Crick discovered the double helix structure of DNA
• Theodor Schwann discovered the function of DNA to store and pass on genetic information

A sea anemone provides a protective environment for a clownfish, while the clownfish lures larger fish into the poisonous tentacles of the sea anemone. This relationship is an example of ___.

• mutualism
• commensalism
• predator-prey
• parasitism