Ecological Interactions: Mastery Test

Which statement is an example of mutualism?

• Bees sting other organisms when they sense danger.

• Bees pollinate flowers while obtaining nectar.

• Bees have black and yellow stripes that warn other organisms of danger.

• Bees help maintain an ecosystem’s native cacti species through pollination.

Tags

NGSS.MS-LS2-2

The remora fish attaches onto sharks for transportation, but doesn’t change the shark in any way. Which type of interaction do the remora fish and shark have?

• mutualism

• commensalism

• parasitism

• predation

Butterflies obtain nectar, a food source, from flowers. When they fly from one flower to another, they disperse pollen. Which type of interaction do the butterflies and flowers have?

• mutualism

• commensalism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

Which statement is an example of parasitism?

• Psuedoscorpions hide under beetles’ wings for protection and transport.

• Wasps lay eggs inside hornworms and after the eggs hatch, the wasp larvae feed on the hornworm.

• Lions and hyenas live in a savanna ecosystem and eat the same prey, antelopes.

• Otters contribute to a high level of diversity in their ecosystem because they eat urchins, allowing kelp to grow.

• Ladybugs consume insects such as aphids, mealyworms, and spider mites.

Which of the below is an example of mimicry that enables prey species avoid predation?

• a poisonous species warning others of danger through brightly colored markings

• a harmless organism imitating the look of a harmful organism

• a hard protective shell

• changing their coloration to blend in with their surroundings

 Hermit crabs live in shells made and then abandoned by snails. This relationship neither helps nor harms the snails.

• parasitism
• commensalism
• mutualism

Tags

NGSS.MS-LS2-2

Ostriches and Gazelles feed next to each other.  They both watch for predators and alert each other to danger.  Since the visual abilities of the two species are different, they can each identify threats the other animal would not as readily see.  

• Parasitism
• Commensalism
•  Mutualism 
• Competition.  

Tags

NGSS.MS-LS2-2

A cuckoo may lay its eggs in a warbler's nest. The cuckoo's young will displace (or move) the warbler's young and will be raised by the warbler.

• Parasitism

• Commensalism

• Predation

• Competition

Tags

NGSS.MS-LS2-2

 The stork uses it saw-like bill to cut up the dead animals it eats. As a result, the dead animal carcass is accessible to some bees for food and egg laying. The relationship neither harms nor benefits the stork.

• parasitism
• commensalism
• mutualism

Tags

NGSS.MS-LS2-2

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds.  

• Mutualism
• Commensalism
• Parasitism
• Competition

Tags

NGSS.HS-LS2-6