SciTest 4 Released_Nov.10,'18__ 10.18.23

Front

What are Fibonacci numbers?

Back

Fibonacci numbers are a sequence of numbers where each number is the sum of the two preceding ones, often found in nature, such as in the arrangement of leaves, flowers, and fruits.

Front

What is an example of a plant that shows Fibonacci numbers?

Back

Examples include the heads of flowers, pine cones from pine trees, and pineapples.

Front

What is the definition of heterotrophic organisms?

Back

Heterotrophic organisms are those that obtain energy by consuming other organisms.

Front

What does the prefix 'pter' mean?

Back

The prefix 'pter' means having wings or fins.

Front

What is the genotype for a Genetosaurus that is green-skinned with small nostrils?

Back

The genotype is Ggnn, where G is the dominant allele for green skin and g is the recessive allele for brown skin, while N is the dominant allele for large nostrils and n is the recessive allele for small nostrils.

Front

What part of an atom is electrically negative?

Back

The electron is the part of an atom that is electrically negative.

Front

What is the difference between autotrophic and heterotrophic organisms?

Back

Autotrophic organisms produce their own food (e.g., plants), while heterotrophic organisms obtain energy by consuming other organisms.

Front

What is the significance of dominant and recessive alleles in genetics?

Back

Dominant alleles mask the effect of recessive alleles in determining traits.

Front

Can you give an example of a heterotrophic organism?

Back

Examples of heterotrophic organisms include animals, fungi, and some bacteria.

Front

What is the role of electrons in an atom?

Back

Electrons are negatively charged particles that orbit the nucleus of an atom and are involved in chemical bonding.