How do the roots of prickly pear cactus that spread out wide underground benefit the cactus?

Absorb water and support plants in loose, sandy soil

Purpose of webbed feet?

Structural Adaptation for survival

Which describes how a bird changes its environment to meet its needs?

Builds a nest on a hillside covered with dense vegetation

Which organism transfer the most energy within the food web?

Grass because it is a prodiucer

How do mushrooms breaking down dead trees, most benefit plants?

returning nutrients to the soil

Which observation supports the conclusion that this insect undergoes incomplete metamorphosis?

The insect has similar body parts through out development

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STAAR Life Science

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Questions 24

Answers

1
Cricket eats grass. Therefore the cricket is -
decomposer
producer
consumer
2
Which of the following can obtain energy without depending on another organism?
mountain lion
Oak tree
cotton tail rabbit
mushroom
3
How do the roots of prickly pear cactus that spread out wide underground benefit the cactus?
Produce fruit and store water
Absorb water and support plants in loose, sandy soil
Releasing nutrients into the sandy soil and taking in oxygen
Capture sunlight and get rid of waste materials
4
What is the role of the snake in the food chain?
Producer
Source of all energy
Consumer
Decomposer
5
Purpose of webbed feet?
Structural Adaptation for survival
Learned behavior of Species
Behavioral Adaptation for Survival
6
Which describes how a bird changes its environment to meet its needs?
Feeds on sugar water and peanut butter at a feeder
Hunts for insects and spiders on plant leaves
Builds a nest on a hillside covered with dense vegetation
Raises one group of young per year
7
Which organism is missing from this food web?
Decomposer
Producer
Consumer
Sun
8
Inherited trait
eye color
reading
riding bike
speaking Spanish
9
Structural adaptations are also called -
learned behaviors
inherited behaviors
inherited traits
10
Cow hooves
Inherited Trait
Learned Behavior
Instinct
11
NOT inherited trait
using a computer
hair color
height
eye color
12
In a food chain, energy does not flow directly from
consumer to decomposer
producer to decomposer
consumer to producer
producer to consumer
13
All of the following are ways a bird interacts with nonliving parts of its environment except -
reacting to morning sunlight by singing
feeding insects to it chicks
responding to cold weather by fluffing its feathers
drinking and bathing in a puddle of water
14
Type of Life Cycle?
Complete Metamorphosis
Direct Development
Incomplete Metamorphosis
15
A male bird sings a song to attract female. The main purpose of this action is to -
eat
hunt
reproduce
mark territory
16
Function of plants leaves.
protect from predators
absorb water and minerals
hold plant upright
make food
17
What adaptation does a firefly use to communicate?
buzzing sound
light in its abdomen
sixth leg
stinger
18
Which organism transfer the most energy within the food web?
Grasshopper because they are the bottom of the food web.
Mice because they support two food chains
Hawks because they are the top of the food chain
Grass because it is a prodiucer
19
Which organism is best suited for this terrarium ecosystem?
lobster
blue jay
water lily
snail
20
How do mushrooms breaking down dead trees, most benefit plants?
returning nutrients to the soil
releasing oxygen into the air
making space for new animals
decreasing the population of herbivores
21
Elk are grazers. What structural adaptation helps meet the need for this diet?
good eyesight
Camo fur
webbed feet
flat teeth
22
Which substance is needed by plants to survive and released by animals into the environment?
Salt
Sugar
Oxygen
Carbon Dioxide
23
In this food web, energy is transferred directly between
mice and birds
grass and owl
owl and carrott
rabbit and fox
24
Which observation supports the conclusion that this insect undergoes incomplete metamorphosis?
The first stage of development is as an egg
The insect has similar body parts through out development
The insect undergoes more than 4 changes
The insects changes color when it becomes an adult

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