Science Exam 4th Word Scramble
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Question | Answer |
What are the products of photosynthesis? | Oxygen and sugars. |
What happens during photosynthesis? | The cell uses the energy in sunlight to make food. |
How does photosynthesis benefit heterotrophs? | It creates food that they can eat. |
The stage of respiration that releases most of the energy in glucose occurs in the.. | Mitochondria. |
How are photosynthesis and respiration related? | They have opposite equations. |
Mitosis is the stage of the cell cycle during which... | The cell's nucleus divides into two new nuclei. |
During DNA replication, adenine (A) always pairs with... | Thymine (T) |
Each rung of DNA ladder is made of... | A pair of nitrogen base. |
If a Kestrel eats a mouse that eats grass, the kestrel is a... | Second-Level Consumer. |
The many overlapping food chains in an ecosystem make up a(n) | Food web. |
In an energy pyramid, which level has the most available energy? | Producer Level. |
Some bacteria that fix nitrogen live in bumps on the road of certain plants. These bumps are called... | Nodules. |
The study of where organisms live is called.. | Biogeography. |
The typical weather pattern in an area over a long period of time is called... | Climate. |
The first organism in a food chain is always a... | Producer. |
Which ecosystem is found where the fresh water of a river meets the salt water of the ocean? | Estuary. |
Fossil Fuels are considered nonrenewable resources because they... | Take hundreds of millions of years to form. |
what is the most widely used source of renewable energy in the world today? | Hydroelectric power. |
The spitting of an atom's nucleus into two smaller nuclei is called... | Nuclear Fission. |
The combining of two atomic nuclei to produce one larger nucleus is called... | Nuclear Fusion. |
Efficiency is... | The percentage of energy that is actually used to preform work. |
What did Gregor Mendel do to study different characteristics in his genetics experiments? | He cross-pollinated plants. |
Factors that control traits are called... | Genes. |
If a homozygous black guinea pig (BB) is crossed with a homozygous white guinea pig (bb), what is the probability that an offspring will have black fur? | 100% |
A purebred chicken with white feathers is crossed with a purebred chicken that has black feather. Each of their offspring has both black and white feathers. Why does this happen? | The alleles for feather color are neither dominant nor recessive. |
What happens during meiosis? | Chromosome pairs separate and are distributed into new sex cells. |
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