A Reaction Y required more activation energy.
B.
Reaction X produced more products.
с
Reaction X occurred with an enzyme.
D
Reaction Y occurred using a catalyst.

i have to report this, it doesn't relate to biology

the form of energy changes and the total energy increases0l

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.