While studying populations, scientists will count nests and animal tracks. This process is called:

• sampling
• direct observation
• indirect observation
• mark and recapture

Genes that are on the X and Y chromosomes that pass from parent to offspring are called

• boy girl genes
• sex-linked genes
• hidden traits
• gender traits

Tags

NGSS.HS-LS3-1

Changes that happen after a disturbance in an existing ecosystem is called a/an ___________

• negative resources
• secondary resources
• primary succession
• recreational value

What gives plant cells a rigid box-like shape?

• the endoplasmic reticulum
• the cell wall
• the nuclear membrane
• chloroplasts

What organism gets its energy by eating other organisms?

• carnivore
• omnivore
• herbivore
• all of these answers are correct

Tags

NGSS.MS-LS2-3

Which of the following organisms would be at the bottom of the energy pyramid?

• animals
• carnivores
• plants
• omnivores

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is correct?

• adenine pairs with cytosine
• cytosine pairs with thiamine
• adenine pairs with thiamine
• thiamine pairs with guanine

The nucleus is considered to be the ___________ of the cell.

• muscle
• power house
• arm
• brain

Tags

NGSS.MS-LS1-2

Cells are produced by _______________

• Golgi bodies
• ribosomes
• chloroplasts
• other cells

Tags

NGSS.HS-LS1-4

Single celled organisms are _____________

• carbohydrates
• unicellular
• proteins
• multicellular

Tags

NGSS.MS-LS1-1