WHICH IS CORRECT ABOUT PESTICIDES THAT IS SPRAYED ON A LARGE  AREA OF LAND

• IT WILL ACCUMULATE AT THE PRODUCER LEVEL
• IT WILL ACCUMULATE AT THE PRIMARY CONSUMER LEVEL
• IT WILL ACCUMULATE IN THE BODIES OF THE TOP PREDATORS
• IT IS GREATEST AT THE LEVEL IT IS SPRAYED ON 

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Every population has a characteristics biotic potential-the maximum rate at which a population could increase under ideal conditions.  Which of the following does not contribute to biotic potential?

• the wealth of nutrients in the environment
• the age at which reproduction begins
• the number of reproductive periods in the lifetime of the animal
• the number of offspring an organism is capable of producing at one time

Which is not correct about the aquatic biome?

• it covers about 75% of the earth
• it is characterized by how much salt is present in the water
• estuaries are located at the mouth of rivers where salt and fresh water mix
• it is characterized by the types of mammals and fish that live in it

which of the following is the essential and dominant characteristic of primary ecological succession

• decomposition by bacteria and fungi
• replacing new trees after a forest fire destroyed all the old growth
• soil building
• biological magnification of toxins in food webs

Which of the following terms is most closely linked to pheromones?

• a catfish is injured and a substance is released from its skin that induces a flight response in other catfish
• a worker honeybee will sting an intruder in its hive, resulting in its own death. 
• dogs learn to salivate upon hearing the sound of a bell even when no food is present
• male stickleback fish attach a non-fishlike block of wood that is painted with a splash of red.

Tags

NGSS.MS-LS1-4

Why is a spider spinning a web an innate behavior?

• It learns how to spin the web from its mother.
• It learns how to spin a web through insight learning.  
• It is born knowing how to spin a web.
• It learns how to spin a web through observational learning.

Getting use to something after being exposed to it for a long period of time is an example of which type of learned behavior?

• insight learning
• playing
• habituation
• observational learning

Animals often develop new behaviors from past experiences. Which type of learned behavior is this?

• Insight learning
• Operant conditioning
• Habituation
• Playing

Which of the following best describes a social behavior?

• One monkey grooming another.
• A predator chasing prey.
• An animal defending its territory.
• An animal hibernating.

Which of the following terms best describes insight learning?

• trial and error
• copying
• mimicry
• observing