Playing is one way mammals and other animals learn how to behave, and involvement in play takes time and energy. Given these facts, what is one way animals learn to behave among the following options: - garbage - Generating heat - Space travel - running and lifting - Time and energy - exercise - money - Riding a bike
Time and energy

(Question)
Breathing is when a gill converts from oxygen in water into oxygen in blood, and gill slits form gills in fish. Given these facts, what converts oxygen in water into oxygen in blood among the following options: - sharks - germs - Enzymes - starfish - rivers - Jellyfish - streams - a fish
(Answer)
a fish

Ques: Echinoderms use pheromones to communicate with each other, and all echinoderms are marine and benthic. Given these facts, marine and benthic species use pheromones to what among the following options: - seed dispersal - produce offspring - life-sustaining - float underwater - defense mechanism - arm each other - communicate with each other - live in marine bays
Ans: communicate with each other

(Q).
Fertilization occurs when sperm swim to an egg inside an archegonium, and if the egg is fertilized, it can implant in the uterus and cause pregnancy. Given these facts, what occurs when sperm swims to an egg inside an archegonium> among the following options: - h2o - pollen - sperm - Energy. - competition - pregnancy - allow growth - death
(A).
pregnancy

Ques:Some light bulbs convert electricity into light and heat energy, and electricity requires the movement of electrical charges. Given these facts, which of the following can process the movement of charges into light and heat energy among the following options: - Unplugged refrigerators - Firecrackers - energy - our nearest star - Melted candles - kinetic energy - Light bulbs - Burning stoves

Ans:Light bulbs

Question: Aging is associated with the death of cells, and cell death is natural. Given these facts, what is natural among the following options: - Spruce - artificial sweetener - aging - wetland - fake purses - wind - imitation crab - Light
Answer:
aging