Ecosystems
Adaptations 1
Adaptations 2
Vocabulary
Mix It Up
100
What part of an environment are a swarm of bees?
a. community
b. ecosystem
c. niche
d. population
d. population
100
The picture shows a prickly pear, which has spiny, flat joins and thick rounded stems that store water. To which of the following types of environments is a prickly pear best suited?
a. wetland
b. riverbank
c. desert
d. forest
c. desert
100
A cactus has to adapt to which feature of its environment?
a. limited number of animals
b. low carbon dioxide
c. sand
d. lack of water
d. lack of water
100
The place where an organism lives is called its ____________.
habitat
100
A human and an oak tree both have structures that function to help them live. Skin is one of those structures for humans. A human’s skin is most like which part of an oak tree?
a. acorn
b. bark
c. leaf
d. root
b. A few bacteria resisted antibiotics, survived, and multiplied.
200
Which abiotic factor most likely controls where plants in this environment live?
a. air
b. birds
c. shade
d. soil
c. shade
200
Which of the following is an example of an instinct that helps an animal survive?
a. a dog learning to beg for food
b. a skunk spraying a smelly mist for protection
c. a human riding a bicycle
d. a raccoon learning to cross the road
b. a skunk spraying a smelly mist for protection
200
Behaviors that animals know how to do without being taught are called ____________________.
instincts
200
A group of plants and animals that live in the same area and interact with each other are called _____________.
a community
200
What do thorns on a rose have in common with hooves on a bison?
a. Both are behaviors that help the organism protect itself.
b. Both are structures that help the organism adapt to a dry desert.
c. Both are structures that do not help the organism.
d. Both are structures that help the organism survive.
d. Both are structures that help the organism survive.
300
What does it mean if an ecosystem has low diversity?
a. The number of plant species outnumber the number of insects.
b. There are only a few different species of plants, animals, and insects.
c. There are many kinds of plants, animals, and insects in the ecosystem.
d. There are more insect species present in the environment.
b. There are only a few different species of plants, animals, and insects.
300
In which of the following behaviors does a fly use a structure of its body to escape from predators?
a. flying
b. sleeping
c. breathing
d. eating
a. flying
300
Camouflage is an example of:
a. a behavioral adaptation
b. an instinct
c. a physical adaptation
d. a primary consumer
c. a physical adaptation
300
A community of organisms and the environment in which they live is _________.
an ecosystem
300
A cactus has sharp spines and grows in a dry desert environment. Which statement accurately compares the spines on a cactus to the larger leaves on a maple tree?
a. The spines are modified leaves with a smaller surface than maple leaves to maximize water loss.
b. The spines are modified with a smaller surface than maple leaves to minimize water loss.
c. The spines are modified leaves with a smaller stem than maple leaves to take in water.
b. The spines are modified with a smaller surface than maple leaves to minimize water loss.
400
What sorts of things make up an ecosystem?
a. all living things that interact with an organism
b. all non-living things that interact with an organism
c. the natural things in an environment
d. the living and nonliving things in an environment surrounding an organism
d. the living and nonliving things in an environment surrounding an organism
400
Which of the following structures is a physical adaptation that helps a penguin live in an icy, wet environment?
a. wing-shaped flippers for flying
b. small spines to prevent water loss
c. transparent eyelids to keep eyes moist
d. webbed feet for swimming
d. webbed feet for swimming
400
The following picture shows a wetland and the plants that grow there. Which of the following conditions would a plant have to cope with in the wetlands?
a. low rainfall
b. poor nutrients
c. wet soil
d. high temperatures
c. wet soil
400
All of the living things in an area are called _____________.
biotic
400
Identify two factors in an environment that would affect how well a tree grows.
rainfall, sunlight, soil type, or soil nutrients
500
The role an organism has in its environment is called its _______.
niche
500
Which of the following is the best example of how physical adaptations in a type of living thing may be advantageous for its survival?
a. Geese migrate in winter.
b. Lion cubs learn how to hunt.
c. Green snakes live in trees.
d. Grass turns brown in winter.
c. Green snakes live in trees.
500
Which term best describes traits that help organisms survive?
a. adaptations
b. instincts
c. genes
d. recessive traits
a. adaptations
500
This word describes the nonliving parts of an ecosystem such as air or water.
abiotic
500
Unlike most plants, the Venus flytrap consumes insects. It grows in soil with low nutrients. Which statement describes an adaptation that helps the Venus flytrap live and survive differently than other plants?
a. The flytrap grows well in nutrient-poor soil.
b. The flytrap has a structure that allows it to get nutrients by consuming insects.
c. The flytrap has a behavior that allows it to get nutrients by consuming insects.
b. The flytrap has a structure that allows it to get nutrients by consuming insects.