If an object is black then that object absorbs all visible light, and just next to the visible light spectrum is the infrared spectrum. Given these facts, the infrared spectrum is not absorbed by what objects among the following options: - eyes - PDAs - black - skin - Cars - humans - mines - matter
black

(Question)
Aplant requires nutrients to grow, and carbon dioxide is a plant nutrient. Given these facts, what does a plant require for its growth among the following options: - deoxyribonucleic acid - hydrogen and oxygen - Organic compounds - Electrical energy - heat energy - sunlight - Energy. - Carbon dioxide
(Answer)
Carbon dioxide

Ques: Sperm had to swim from male to female reproductive organs for fertilization, and if fertilization occurs, the fertilized eggs are now described as pre-embryos or zygotes. Given these facts, sperm had to swim from what to what reproductive organs for zygotes to occur. among the following options: - barnacles - male to female - animals - ocean water - male to male - mouth of rivers - female to male - female to female
Ans: male to female

(Q).
The color of leaves on deciduous trees usually changes in the autumn season, and mulberry trees are deciduous. Given these facts, what do mulberry trees do in the autumn among the following options: - Change colors - Fall over - Fruit - bloom time - reproduce - Stay green - spread flower seeds - staying warm
(A).
Change colors

Ques:Plants exhibit phototropism, or growing toward a light source, and stems are positively phototropic. Given these facts, what do stems grow towards among the following options: - grass - the sun - light - seeds - water - flowers - clouds - Trees

Ans:light

Fungi lack chlorophyll, so they cannot make food by photosynthesis as plants can, and mushrooms and molds are fungi. Given these facts, what lacks chlorophyll among the following options: - green plants - moles - moles. - mold - apples - trees - moss - bushes
mold