RBC

Q.

What are the roles of

(a) Carbohydrates,

(b) Fats

(c) Vitamins

(d) Minerals

Q.

What would happen when blood is acidic?

Q.

The red colour of blood is due to the

1. Presence of haemoglobin in RBCs

2. Presence of antibodies produced by WBCs

3. Absence of nucleus in RBCs

4. All of the above

Q.

What are ureters? Write their function.

Q.

Which of the following corpuscles have haemoglobin?

1. RBC

2. WBC

3. Platelets

4. Leukocytes

Q.

What do you understand about the water balance in the body?

Q. Which of the following is responsible for the red colour of Blood?

1. Chlorophyll
2. Anthocyanin
3. Hemoglobin
4. Hematin

Q.

Name Amoeboid cells in Humans

Q.

The component of blood that helps in blood clotting is

1. Red blood corpuscle

2. Plasma

3. White blood corpuscle

4. Platelet

Q.

Why is oxygenated blood appears bright red?

Q.

The color of blood is due to the presence of______

1. Red Blood Cells

2. White Blood Cells

3. Platelets

4. Plasma

Q.

Formation of urine takes place in the following steps

1. Filtration of blood

2. Selective absorption

3. Secretion

4. All of these

Q.

What type of water is available to the plants to the plants from soil?

Q.

What are the four phases of diastole?

Q.

Hemoglobin is present in___.

Q.

Name the following

The process by which kidneys regulate the water content of the body.

Q.

Name the cup-shaped structure of nephron.

Q.

Select the statement about red blood cells that is incorrect.

1. Red blood cells contain haemoglobin

2. Mature red blood cells lack nuclei

3. Deoxyhemoglobin carries oxygen

4. Red blood cells lack mitochondria

Q.

Which of the following help in the transport of oxygen in animals?

1. Platelets

2. Lymph

3. RBC

4. WBC

Q.

The excretory system removes the waste products generated from several____rections occurring in our bodies.

Q.

Urine produced in kidneys is stored temporarily in

1. Urethra

2. Ureters

3. Nephron

4. Urinary bladder

Q.

Mention the excretory wastes of the animals. How are they removed?

Q. Given alongside is the diagram of the human alimentary canal.
State the function of the three enzymes found in the juice secreted in part 3.

Q.

Filtration of blood takes place in

1. Kidney

2. Nephron

3. Bowmans capsule

4. Urinary bladder

Q.

Blood cells help in clothing of blood

Answer in one word

Q. The cell membrane that encloses each muscle cell

1. Cell surface membrane

2. Sarcolemma

3. Sarcoplasm

4. Sarcoplasmic reticulum

Q.

The colour of blood is due to the presence of______

1. Red Blood Cells

2. Platelets

3. Plasma

4. White Blood Cells

Q.

Name the excretory wastes of the plants.

Q.

Oxygen combines with haemoglobin present in RBCs and forms _________________

Q. What are the medicinal uses of Amla?