Creating wood-free paper does not require cutting down trees, and hemp paper is superior to wood paper. Given these facts, what doesn't hemp paper use among the following options: - Acids - RNA - Water - Trees - Leaves - Air - heat - fibers
Trees

(Question)
Chloroplasts contain the green pigment chlorophyll, and photosynthetic Pigments Photosynthetic Pigments Pigments are colorful compounds. Given these facts, what contains the green compound chlorophyll among the following options: - mitochondria - Most plants - vacuoles - color of leaves - cell walls - peachleaf willow - In their leaves - chloroplasts
(Answer)
chloroplasts

Ques: If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity, and an object is buoyant when it is less dense than the fluid around it. Given these facts, what decreases when the density of an object increases among the following options: - support - heat - forces - air cools - heat energy - buoyancy - Pollution - dry and hot
Ans: buoyancy

(Q).
When a body of water receives more water than it can hold , a flood occurs, and flooding can wipe out an entire crop. Given these facts, what can happen when a body of water receives more water then it can hold among the following options: - Continents drifting - massive damage - dangerous - Destroy bridges - Build bridges - Destroy crops - freeze - sink
(A).
Destroy crops

Ques:Organisms use lipids to store energy, and lipids Lipids are also composed of carbon, oxygen and hydrogen. Given these facts, what do organisms use carbon, oxygen, and hydrogen for among the following options: - agriculture - It helps them survive - to destroy energy - survival - to store energy - to waste energy - heat produced - to release energy

Ans:to store energy

Question: Bottleneck effect occurs when a population suddenly gets much smaller, and population growth is reduced by external migration. Given these facts, bottleneck effect can occur with among the following options: - external migration - direct damage to the lungs - Movement of an air mass - competition - if humans disturb bears - competing for resources - Plant growth is reduced - Temperature changing
Answer:
external migration