Assertion : All the arteries carry
Reason : Pulmonary vein carries
Assertion : Translocation of sugar
Reason : It is achieved by
Assertion : Autotrophic nutrition occurs
Reason : Green plants self-manufacture
(i) Define excretion.
(ii) Name the basic filtration unit present in the kidney
(iii) Draw excretory system in human beings and la..
Example(s) of liquid waste product in plants is/are
What is the mode of nutrition in fungi?
Single circulation, i.e., blood flows through the heart
Flame cells are the excretory structures in
Assertion : The main organ of human
Reason : Kidneys perform the function of
Assertion : Artificial kidney is a device used
Reason : Reabsorption does not occur in artificial kidney.
In which part of the alimentry canal food is finally digested?
Assertion : Liver is known as
Reason : It secretes salivary amylase
Assertion : Lymph, also known as tissue
Reason : It lacks erythrocytes
What are the necessary conditions for autotrophic nutrition
The blood leaving the tissues becomes richer in
Assertion : Raw material needed for
Reason : Nutrients provide energy to an organism.
What would be the consequences of
The xylem in plants are responsible for
Which of the following is responsible for the transport of
Assertion : Egestion is the removal
Reason : Excretion is the discharge of
The kidneys in human beings are a part of the system for
State the role and functions of the following
Why are valves present in heart and veins?
Assertion : Plants excrete various waste
Reason : They produce urea just like humans
(i) Draw a schematic representation of transport and exchange of oxygen and carbon dioxide
(ii) What is the advantage of having se..
Which of the following statement (s) is (are) true about heart?
How are water and minerals transported in plants?
Proteins - A -> Peptones
Assertion : walls of the intestine
Reason : These villi increase
What are the differences between the transport of
Choose the function of the pancreatic juice from the following
Assertion : Amoeba is an omnivore
Reason : Lion is a carnivore organism
Instrument used to measure blood pressure is
Why is it necessary to separate oxygenated and deoxygenated blood in mammals and birds?
What is translocation? How does it take place in plants?
Assertion : Ultrafiltration involves filtration of blood under high pressure.
Reason : Reabsorption of major amount of water occur..
The diagram given along side shows the human excretory system.
Identify the function of part labelled as X
(i) Mention the role of HCI in the stomach
(ii) What function is served by the following
What are the functions of the xylem?
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