Ecosystem

Which of the following is not the biotic component of ecosystem

• Herbivores

• Consumers

• Soil

• Decomposer

• All the above

Tags

NGSS.MS-LS2-3

Pyramid of energy is

• Upright

• Inverted

• Sometime inverted

• Does not exist

Tags

NGSS.MS-LS2-3

What type of factor is this?

• Biotic

• Abiotic

Tags

NGSS.MS-LS2-3

Biotic can be defined as

• the living parts of an environment

• non-living parts of an environment

• rocks and water

• snakes and water

Which of the following describes parasitism?

• Fern plant growing on a trunk of a tree

• Barnacle sticking on the shell of an oyster

• An orchid living on a truck of a mahogany tree

• An insect larva staying under the leaves of a plant

Why are plants considered as producers?

• Plants convert energy from the sun into chemical energy in the form of glucose (food).

• Plants produce root crops that supply carbohydrates to animals.

• Plants provide vegetable for animals and human consumption.

• Plants produce fruits that can be eaten by animals.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Is soil a biotic or abiotic factor?

• biotic

• abiotic

Tags

NGSS.MS-LS2-3

Where does the food chain START?

• with consumers that eat grass

• with the sun giving energy to producers

• with the sun giving energy to consumers

• with consumers eating other consumers

Tags

NGSS.MS-LS2-3

 Animals that eat a variety of meats, fruits, and vegetables are

• producers

• Carnivores

• omnivores

• herbivores

The study of the interaction of living and nonliving things in the environment.

• biology
• ecology
• zoology
• psychology

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4