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Plasma, red cells, white cells and platelets

7th grade (Year 8 in England) · 16 questions · Common Core: NGSS.MS-LS1-3 · England: GCSE Combined Science: Organisation

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Score/ 16

1
Question 1
Blood: which statement is true?
- A. White blood cells are the most common blood cells.
- B. Platelets carry oxygen.
- C. Plasma is mostly water.
- D. Blood is a single kind of cell.
2
Question 2
Which part of the blood is described here: the straw-coloured liquid part of blood?
- A. red blood cells
- B. white blood cells
- C. platelets
- D. plasma
3
Question 3
A person's blood clots very slowly after a small cut. Which part of the blood might be low?
- A. red blood cells
- B. haemoglobin (hemoglobin)
- C. plasma
- D. platelets
4
Question 4
Blood: which statement is true?
- A. Platelets carry oxygen.
- B. White blood cells are the most common blood cells.
- C. Blood is a single kind of cell.
- D. White blood cells help fight infection.
5
Question 5
Which part of the blood is described here: small fragments of cells?
- A. red blood cells
- B. white blood cells
- C. platelets
- D. plasma
6
Question 6
After a big meal, which part of the blood carries most of the absorbed glucose?
- A. white blood cells
- B. plasma
- C. red blood cells
- D. platelets
7
Question 7
Blood: which statement is true?
- A. Platelets carry oxygen.
- B. White blood cells are the most common blood cells.
- C. Plasma is mostly water.
- D. Blood is a single kind of cell.
8
Question 8
Which part of the blood is described here: engulf microbes?
- A. red blood cells
- B. white blood cells
- C. platelets
- D. plasma
9
Question 9
A person's blood clots very slowly after a small cut. Which part of the blood might be low?
- A. platelets
- B. haemoglobin (hemoglobin)
- C. red blood cells
- D. plasma
10
Question 10
Blood: which statement is true?
- A. Blood is a single kind of cell.
- B. Red blood cells have no nucleus.
- C. Platelets carry oxygen.
- D. White blood cells are the most common blood cells.
11
Question 11
Which part of the blood is described here: carry oxygen?
- A. red blood cells
- B. white blood cells
- C. platelets
- D. plasma
12
Question 12
A person's blood clots very slowly after a small cut. Which part of the blood might be low?
- A. plasma
- B. red blood cells
- C. haemoglobin (hemoglobin)
- D. platelets
13
Question 13
Blood: which statement is true?
- A. Platelets carry oxygen.
- B. Platelets help form a clot that seals a wound.
- C. Blood is a single kind of cell.
- D. White blood cells are the most common blood cells.
14
Question 14
Which part of the blood is described here: help blood to clot at a cut?
- A. red blood cells
- B. white blood cells
- C. platelets
- D. plasma
15
Question 15
Climbers living high in the mountains often have more red blood cells. Why is this useful?
- A. Mountains contain more iron
- B. There is less oxygen in each breath, so more cells help carry enough
- C. They need more antibodies
- D. It helps blood clot in the cold
16
Question 16
Blood: which statement is true?
- A. Blood is a single kind of cell.
- B. White blood cells are the most common blood cells.
- C. Platelets carry oxygen.
- D. White blood cells help fight infection.

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