Variation

Which one of the following is an environmental variation?

• Attached ear lobes
• Eye colour
• Male or female
• Short hair

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which of these is an example of inherited variation only?

• Eye colour 
• Height 
• Weight 
• Skin colour 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is an example of Inherited variation?

• Eye colour
• Blood type
• Skin colour
• All of the above

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

The variety of genes and alleles that exist in organisms

• independent assortment

• chromosomal abnormalities

• genetic diversity

• mutations

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Any change in the sequence of DNA is a

• recombination

• mutation

• chromatin

• independent assortment

Tags

NGSS.MS-LS3-1

What are chromosomes?

• Long strands of DNA that contain lots of genes.

• Different versions of a gene.

• The basic unit of heredity; controls a specific trait.

• A characteristic passed from parent to offspring

• The differences that occur from a mixture of genes

Tags

NGSS.MS-LS3-1

Evolution is a very slow gradual process that occurs over long periods of time.

• true
• false

Tags

NGSS.MS-LS4-4

Traits that help an organism survive are called....

• evolution
• natural selection
• adaptations
• habitats

Tags

NGSS.MS-LS4-4

Which organelle uses energy from sunlight to make sugar?

• mitochondria
• nucleus
• chloroplasts
• vacuoles

Tags

NGSS.MS-LS1-6

Which of the following is not a product (right side)of photosynthesis?

• Carbon Dioxide

• Oxygen

• Glucose

Tags

NGSS.MS-LS1-6