Question

Answer this please please. Urgent ​

Answer 1

$\LARGE{ \underline{\underline{ \green{ \bf{Required \: answer:}}}}}$

We have to answer True/False for the statements below:

(I) The heart is a small, muscular organ about the size of the one's foot. False

• Heart is a very small muscular organ of the size of our fist. It have four chambers which are divided by the septum to avoid the mixing of oxygenated and deoxygenated blood.

(II) Heart pumps blood. True✓

• Heart acts like a blood motor in our body. It transports the blood throughout the body by pumping it. It is transported by blood vessels.

(III) The nephrons are the filtration units in Kidneys. True✓

• Nephrons are the basic units for blood purification and filtration because there are millions of nephrons in both of kidneys which filters, absorbs and reabsorbs the substances.

(IV) The heart is located in the chest cavity and tilted towards the left. True✓

• Yes, Due to this reason the left lung is lightly smaller as compared to the right lung because the heart is placed in between them.

(V) The human heart has three chambers. False

• There are four chambers in our heart including our right & left atrium, right & left ventricles which have their own work of recieving and pumping blood.

(VI) Red coloured pigment in blood is known as Haemoglobin. True✓

• It is a proteinous component in our blood which gives it a rich red colour. It is made up of Iron (a mineral) and Globin (a protein).

Answer 2

Answer:

$\huge\green{ \underline{ \boxed{ \sf{Concept:-}}}}$

We have to answer True/False for the statements below:

$\huge\red{ \underline{ \boxed{ \sf{Answer-:-}}}}$

ﾟ･:*✿(I) The heart is a small, muscular organ about the size of the one's foot.

$\fbox\color{blue}{False}$

• Heart is a very small muscular organ of the size of our fist. It have four chambers which are divided by the septum to avoid the mixing of oxygenated and deoxygenated blood.

ﾟ･:*✿(II) Heart pumps blood.

$\fbox\color{blue}{True}$

• Heart acts like a blood motor in our body. It transports the blood throughout the body by pumping it. It is transported by blood vessels.

ﾟ･:*✿(III) The nephrons are the filtration units in Kidneys.

$\fbox\color{blue}{True}$

• Nephrons are the basic units for blood purification and filtration because there are millions of nephrons in both of kidneys which filters, absorbs and reabsorbs the substances.

ﾟ･:*✿(IV) The heart is located in the chest cavity and tilted towards the left.

$\fbox\color{blue}{True}$

• Yes, Due to this reason the left lung is lightly smaller as compared to the right lung because the heart is placed in between them.

ﾟ･:*✿(V) The human heart has three chambers.

$\fbox\color{blue}{False}$

• There are four chambers in our heart including our right & left atrium, right & left ventricles which have their own work of recieving and pumping blood.

ﾟ･:*✿(VI) Red coloured pigment in blood is known as Haemoglobin.

$\fbox\color{blue}{True}$

• It is a proteinous component in our blood which gives it a rich red colour. It is made up of Iron (a mineral) and Globin (a protein).