The force of water against the seed coat causes a root to emerge from a seed, and when the seeds are watered, they grow into a huge root, and then the root sprouts flowers. Given these facts, what does water do for a root among the following options: - Makes it taste bad - it needs them - Helps it sprout - nutrients - Protects it from being eaten - Regrows it - It remains dormant - Kills it
Helps it sprout

(Question)
Sexual reproduction increases genetic diversity, and all creatures procreate via sexual reproduction. Given these facts, what increases genetic diversity among the following options: - mutations - getting married - gene flow - dating - bushes - mitosis - procreation - flowers
(Answer)
procreation

Ques: Most salamanders use their sense of smell to find a mate, and salamanders, frogs and toads are amphibians. Given these facts, what uses its sense of smell to find a mate among the following options: - passenger pigeons - animals - A whale - A human - An amoeba - fur seals - rabbit - An amphibian
Ans: An amphibian

(Q).
Chloroplasts contain the green pigment chlorophyll, and animals lack chloroplasts. Given these facts, what do animals lack among the following options: - hearts - skin cells - h2o - the body's largest organ - organic matter - characteristics - green pigment chlorophyll - Chemical energy
(A).
green pigment chlorophyll

Ques:Plant reproduction requires pollination, and insects pollinate plants. Given these facts, what helps plants reproduce among the following options: - gene flow - insects - Earthworms - glycogen - Wind - mitosis - seeds - energy

Ans:insects

Adding salt to a solid decreases the freezing point of that solid, and water density decreases with temperature and increases with salt content. Given these facts, what content increases melting points of solids among the following options: - salt - Joules - water - fats - heat - glass - sugar - coal
salt