6.b) Exocrine panceas secretes bicarbonates that enters the small intestine to neutralize the acidic food coming from the stomach e)The major function of large intestine is absorb water from Indigestible food matter and transmit waste material from the body. 7.a)Amphibians exchange oxygen and carbon dioxide across the skin through a process cutaneous respiration. b)Arthopods do not have lungs .Instead they have a respiratory system comprised of elastic air tube or tracheae that branch into tracheoles.The system has openings in the exoskeleton called Spiracles that allows the air to enter and exit 8.a)positive pressue breathing-expansion of rib cage due to muscle contraction b)lung sacs where gas exchange occurs-Alveoli c)muscles that contract during inlalation-External intercostal and Diahragm d)carries oxygen and carbon dioxide in the blood -Haemoglobin Solution 6.b) Exocrine panceas secretes bicarbonates that enters the small intestine to neutralize the acidic food coming from the stomach e)The major function of large intestine is absorb water from Indigestible food matter and transmit waste material from the body. 7.a)Amphibians exchange oxygen and carbon dioxide across the skin through a process cutaneous respiration. b)Arthopods do not have lungs .Instead they have a respiratory system comprised of elastic air tube or tracheae that branch into tracheoles.The system has openings in the exoskeleton called Spiracles that allows the air to enter and exit 8.a)positive pressue breathing-expansion of rib cage due to muscle contraction b)lung sacs where gas exchange occurs-Alveoli c)muscles that contract during inlalation-External intercostal and Diahragm d)carries oxygen and carbon dioxide in the blood -Haemoglobin.

1. 6.b) Exocrine panceas secretes bicarbonates that enters the small intestine to neutralize the acidic
food coming from the stomach
e)The major function of large intestine is absorb water from Indigestible food matter and
transmit waste material from the body.
7.a)Amphibians exchange oxygen and carbon dioxide across the skin through a process
cutaneous respiration.
b)Arthopods do not have lungs .Instead they have a respiratory system comprised of elastic air
tube or tracheae that branch into tracheoles.The system has openings in the exoskeleton called
Spiracles that allows the air to enter and exit
8.a)positive pressue breathing-expansion of rib cage due to muscle contraction
b)lung sacs where gas exchange occurs-Alveoli
c)muscles that contract during inlalation-External intercostal and Diahragm
d)carries oxygen and carbon dioxide in the blood -Haemoglobin
Solution
6.b) Exocrine panceas secretes bicarbonates that enters the small intestine to neutralize the acidic
food coming from the stomach
e)The major function of large intestine is absorb water from Indigestible food matter and
transmit waste material from the body.
7.a)Amphibians exchange oxygen and carbon dioxide across the skin through a process
cutaneous respiration.
b)Arthopods do not have lungs .Instead they have a respiratory system comprised of elastic air
tube or tracheae that branch into tracheoles.The system has openings in the exoskeleton called
Spiracles that allows the air to enter and exit
8.a)positive pressue breathing-expansion of rib cage due to muscle contraction
b)lung sacs where gas exchange occurs-Alveoli
c)muscles that contract during inlalation-External intercostal and Diahragm
d)carries oxygen and carbon dioxide in the blood -Haemoglobin