If male gametes had to swim from male to female reproductive organs for fertilization, then why do male gametes swim from male to female reproductive organs? Answer choices: - temperature changes - to leave the egg - fertilization - competition - it needs them - to feed - permineralization - to heal themselves
fertilization

If electron transport involves oxygen, then what involves oxygen? Answer choices: - an engine - Burning fuel and air - space - carbon - Movement of an air mass - nitrogen - electron transport - igniting fuel and oxidiser
electron transport

Q: If melting something is changing phases with heat and is measured in joules, then what is required to melt something? Answer choices: - Heat - Calories - liquid - copper - Joules - warmth - Kinetic energy - sugar
A: Heat

Question: If an animal requires fur as it is essential for warmth, then animals require fur as it is essential for what? Answer choices: - rest - sleeping - growth - hunting - softness - mating - health - warmth
Answer: warmth

*Question*
If paper can change shape from smooth into compacted by physical force, then what can change shape from smooth into compacted by physical force? Answer choices: - bushes - cracks - streams - dirt - crust - fibrils - rock - paper
**Answer**
paper

(Question)
If too much sunlight cannot sustain life, then what can't too much sunlight sustain? Answer choices: - heat - warmth - corn - life - energy - Injury - algae - biome
(Answer)
life