A characteristic passed on from parents to offspring is known as a ___________.
What is a trait?
200
Consumers that only eat meat are known as
What are carnivores?
200
Animals that eat plants, such as rabbits and deer, are in this trophic level.
What is primary consumer?
200
The greatest amount of energy (often 10,000 kCal, or calories), is in this level of the energy pyramid.
What is the producer level or producers?
200
Tree leaves --> squirrel --> bear. Identify the primary consumer.
What is the squirrel?
200
If two parents have Bb (B = brown, b = blue) genotypes for eyes, the chances that the offspring will have blue eyes is ___________ percent.
What is 25 percent?
300
Consumers that eat both meat and plants, such as humans, are known as
What are omnivores?
300
Animals that eat meat, such as sharks, bears, or snakes, belong in at least this trophic level
What is the secondary consumers?
300
A primary consumer acquires approximately ______ percent of the energy within a producer after it eats the producer.
What is 10 percent?
300
Algae --> salmon --> seal --> polar bear. Identify the producer in this food chain.
What is the algae?
300
If one parent has a Bb genotype and the other parent has a bb genotype (B = brown, b = blue), the chances that the offspring will have blue eyes is _________ percent.
What is 50 percent?
400
A snake that eats a rabbit that eats plants is known as
What is a secondary consumer?
400
The amount of available energy for organisms __________ as trophic levels go up from the producer to the tertiary consumer level.
What is decreases?
400
A snake eats a rabbit. A rabbit eats grass. The snake is acquiring approximately _____ percent of the energy originally in the grass.
What is 1 percent?
400
Algae --> salmon --> seal --> polar bear. Identify the primary consumer in this food chain.
What is the salmon?
400
Most people are right-handed because right-handedness is a _____________ trait.
What is dominant?
500
A hawk that eats a snake that eats a rabbit that eats plants is known as
What is a tertiary consumer?
500
Decomposers interact with all areas of the energy pyramid because
What is all organisms die and are consumed by decomposers?
500
The grass in an energy pyramid has 10,000 kCal of energy available. A snake, which is a secondary consumer, will therefore have ________ kCal of energy available.
What is 100 kCal? (divide by 100 for 2 trophic levels).
500
A food chain is displayed below.
Algae --> salmon --> seal --> polar bear.
If the number of polar bears decreases, the number of seals _____________.
What is increases?
500
A __________ trait requires two genes for it to physically appear as a trait.