Class 10 Biology · Chapter 3 · Test 3
Test 3: Complete Chapter – Important Details
31 questions · 25 min · 31 marks
Want to try first? Take the free Biology test: Test 1: Nutrition, Oral Cavity, Pharynx, Oesophagus and Stomach
Sample questions
The first 5 of 31. Try each one, then tap to see the answer.
Question 1
The important plasma salts are made of sodium, chloride and ___ ions.
- ABicarbonate
- BIron
- CSilver
- DIodine
Show answerHide answer
Answer: A
Plasma salts are sodium and chloride and bicarbonate ions.
Question 2
About how much oxygen is present in plasma in dissolved form?
- A1.5%
- B15%
- C50%
- D99%
Show answerHide answer
Answer: A
Oxygen is mainly carried by RBCs.
Question 3
About 5-7% of carbon dioxide is carried dissolved in plasma mostly in the form of;
- AGlucose ions
- BBicarbonate ions
- CFibrin
- DAlbumin
Show answerHide answer
Answer: B
Respiratory gases are dissolved in plasma.
Question 4
Before and immediately after birth RBCs are formed in the;
- ARed bone marrow
- BLiver and spleen
- CThymus
- DTonsils
Show answerHide answer
Answer: B
In adults they are formed in red bone marrow.
Question 5
When RBCs complete their age they are removed by;
- AKidneys
- BSpleen and liver
- CLungs
- DHeart
Show answerHide answer
Answer: B
RBCs are removed by spleen and liver.
More tests in Human Blood Circulatory System
- Test 1: Blood and Its Components, Human Heart
MCQs · 30 questions · 25 min · 30 marks
- Test 2: Blood Vessels, Arterial and Venous Systems, Cardiovascular Disorders
MCQs · 30 questions · 25 min · 30 marks
- Test 4: Short Questions – Part 1
Short questions · 25 questions · 50 min · 50 marks
- Test 5: Short Questions – Part 2
Short questions · 25 questions · 50 min · 54 marks
- Test 6: Long Questions
Long questions · 9 questions · 50 min · 45 marks
Practise with a free account
Save your scores, see which chapters need work, and keep a notebook of every question you got wrong.