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WorksheetsGrade 6 Term 3 Review
Total questions: 20
Worksheet time: 11mins
What is a characteristic of sexual reproduction in flowering plants?
offspring genetically identical to parents
results in increased genetic variation
it does require pollinators
only occurs in seed plants
What is the primary mode (main way) of reproduction in seed plants.
germination and seed dispersal
spore dispersal
vegetative reproduction
pollination
What reproductive structures are unique to seed plants?
spores and rhizomes
mosses and liverworts
fruits, flowers, cones
bulbs
What is an example of a phenotypic trait?
carrying the gene for eye color
genetic information passed down from parents
the eye color seen in a person
interaction between organisms
When the allele of a gene is different, it is called
homozygous
heterozygous
trait
genetics
What is a reappering trait?
Traits seen in every generation
traits in the parents generation
traits that skip a generation
traits that come in back in different generation
What was Gregor Mendell's explanation about genetics?
traits passed from parents to offspring
traits change every generation
traits stay the same in every generation
Which is an example of a homozygous genotype?
Bb
bB
bb
BbB
What is NOT an example of learned behavior?
spiders spinning webs
reading
riding a bike
dogs doing high jumps
A plant that produces seeds that can float will most likely be dispersed by:
wind
water
animals
What is a landfill?
a place where hazardous waste can be placed
a place to collect recyclable materials
site to collect waste in a controlled manner
an underground site for hazardous waste
Which is a example of 'reuse'?
using a plastic water bottle and throwing it away
using a water bottle more than once
recycling the bottle
buying a new water bottle everyday
Which category is using the most water in the USA?
industry
public supply
irrigation of agricultural crops
thermoelectric power
How does deforestation contribute to climate change?
more oxygen in the atmosphere
more carbon dioxide in the atmosphere
promoting planting more trees
giving animals more habitats
What is acid precipitation?
rain or snow with a phHhigher than 5.6
rain or snow with a pH of 7
rain or snow with a pH of lower than 5.6
What are greenhouse gases?
gases that are trapping the heat on Earth
gases that are cooling Earth
gases that are keeping the temperature normal
Which is a greenhouse gas?
Oxygen
Hydrogen
Carbon Dioxide
Nitrogen
What is not hazardous waste?
medical waste
industrial waste
home waste
used motor oil and batteries
What is particulate matter?
gases in the atmosphere
solid and liquid particles in the atmosphere
water in the atmosphere
What does CFC's do to the atmosphere?
deplete, make the ozone layer thinner
thicken the ozone layer
no effecy
