Environment and Traits
Grade 3 - Science - Challenge Me
NameDate
Which trait example could be affected by environment?
- a dog's inherited fur color only
- a kitten's eye color only
- plant height after weeks of different light
- a turtle hatching from an egg
What is an environmental factor?
- only a word ending
- only a math answer
- a story lesson
- a condition around an organism
Which observation shows environment and not only inheritance?
- kittens inherit fur patterns
- well-watered grass is greener than grass in a dry patch
- offspring resemble parents
- seeds come from adult plants
Which setup is a fair test of environment?
- only one plant with no comparison
- different plants, different light, different soil
- no recorded observations
- same plant type, different amounts of water
Why compare plants with the same kind of seed in different light?
- to test how environment affects growth
- to prove all plants are identical
- to change every inherited trait
- to avoid evidence
Two bean plants inherit similar seeds, but one gets more sunlight and grows taller. What affected the height?
- a punctuation mark
- a story narrator
- environmental conditions
- a fraction model
A plant in dry soil wilts while the watered plant stays firm. Which evidence matters?
- the page has a title
- the pots have names
- both plants are in sentences
- one plant received less water
Which claim is best supported by comparing watered and unwatered plants?
- all inherited traits disappear
- plants never need water
- water can affect plant growth
- watering changes a plant into an animal
A young tree bends toward a sunny window. Which factor is involved?
- perimeter
- quotation marks
- citizenship
- light
Which result could show less space affects growth?
- the plant name is short
- the ruler is plastic
- roots crowded in a small pot and slower growth
- the pot has a label