| Biology | Chemistry | Physics | Environmental Science |
|---|---|---|---|
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S during Interphase
The DNA replicates during which phase of the cell cycle?
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Covalent
What kind of bond forms NBr3
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Potential energy - Kinetic Energy - Electrical Energy
A what three types of energy are involved in a hydroelectric dam?
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Photosynthesis
How does CO2 enter the biosphere?
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Genetically identical
Offspring of asexual reproduction are ___________________ to the parent
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Halogens
Which group on the periodic table contains the most reactive non-metal?
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Friction causes electrons to move from wool to rubber, wool will be positively charged, rubber will be negatively charged
What is happening when you rub wool and rubber together?
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Due to the curvature of the Earth, the sunlight is more dispersed at the Earth’s poles, and more concentrated at the equator
Why are the Earth’s poles colder than the equator?
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Pollen attaches to hairs on their legs, and they transport pollen from flower to flower
Why are bees considered pollinators?
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See board
Draw a bohr diagram for an ion of aluminum.
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4 A
A circuit has a voltage of 16 V and a resistance of 4 Ω. What is the current?
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As water vapour rises, it enters cooler areas of the atmosphere. When it cools, it condenses into water droplets
Why does water condensate?
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Finding mates, raising and carrying offspring
Two reasons why internal fertilization requires more energy than external fertilization.
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Diphosphorus Trioxide
What is the name of P2O3?
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See board
Draw a circuit with a battery, two loads in series and one load in parallel, with a switch that turns off the two loads in series
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Decomposition and Nitrogen fixing bacteria
What are the two sources that nitrifying bacteria gets its nitrogen compounds from to turn it into useable nitrates for plants?
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Homologous chromosomes line up in pairs instead of sister chromatids
Metaphase I is different from Metaphase II because:
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Iron (II) nitrate
What is the name of Fe(NO3)2
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20 V
What is Vt?
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Leopard Seal or Killer Whale
What is the keystone species and why?
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