answer:
B
Explanation:
6CO2+6H2O+energy from sun=C6H1206+6O2
C6H12O6 is a form of glucose
4, Radiated heat from the Sun being absorbed by the ground.
Answer:
A) They all have similar chemical properties.
Explanation: Elements of any family in the periodic table have the same number of valence electrons. Because of this they all have similar chemical properties.
Answer:
B.
Explanation:
The movement of substances(ions and molecules) against their concentration gradient is called Active transport.Since these substances are moving against whew they are already in abundance,extra energy is needed for them to move against this gradient.Therefore,ATP.,oxygen is needed by the cells undergoing this transport process to transfer substances into the cells.
It is useful for entry of substances in plants e.g glucose,and for transport of materials in intestine in man
Na-K pumps, exocytosis,endocytosis are examples of this transport process.
It is inhibited by lack of oxygen,cyanide etc.
Answer:
Saliva is produced
Explanation:
Think about salivary glands.
