Science
8th Grade
NGSS covered
Used 3+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. An organism's physical appearance or visible traits...
genotype
gene
inherit
phenotype
Answer explanation
The correct answer is 'phenotype' because it refers to an organism's physical appearance or visible traits, distinguishing it from 'genotype', which refers to the genetic makeup.
Tags
NGSS.MS-LS4-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. What is an example of an inherited trait?
Being a fast runner
Having brown eyes
Having nice writing
Having nice shoes
Answer explanation
An inherited trait is a characteristic passed from parents to offspring. Having brown eyes is an inherited trait, as it is determined by genetics, while the other options are influenced by personal abilities or choices.
Tags
NGSS.MS-LS4-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. A part of the cell containing the genetic material DNA.
Proteins
Nucleus
Anticodon
Nucleotide
Answer explanation
The nucleus is the part of the cell that contains the genetic material, DNA. It serves as the control center for cell activities and is essential for storing and managing genetic information.
Tags
NGSS.MS-LS1-2
4.
MATCH QUESTION
30 sec • 1 pt
Match the following traits with their examples.
A genetic trait related to eye color
Having black hair
A genetic trait related to hair color
Having nice shoes
A skill developed through practice
Having brown eyes
An item that can be purchased
Having nice writing
5.
DROPDOWN QUESTION
30 sec • 1 pt
The shape of DNA, like a twisted ladder, is also referred to as a (a)
Triplet Code/ Codon
Nucleotide
Double Helix
Nitrogen Bases
Answer explanation
The shape of DNA is commonly described as a 'Double Helix', resembling a twisted ladder. This term highlights the two strands of nucleotides that coil around each other, distinguishing it from other options like nitrogen bases or codons.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Which part of DNA has the genetic code?
Phosphates
Sugar phosphate backbones
Bases
Sugars
Answer explanation
The genetic code in DNA is carried by the bases (adenine, thymine, cytosine, and guanine). These bases pair up to form the sequences that encode genetic information, making them the key component of the genetic code.
Tags
NGSS.MS-LS3-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8. List the correct order from smallest to largest.
nucleus, gene, chromosome, DNA
gene, DNA, chromosome, nucleus
chromosome,gene, DNA, nucleus
DNA, nucleus, chromosome, gene
Answer explanation
The correct order from smallest to largest is: gene (a segment of DNA), DNA (the molecule), chromosome (a structure made of DNA), and nucleus (the cell's organelle containing chromosomes). Thus, the answer is gene, DNA, chromosome, nucleus.
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