- Kidney
- Aorta
- Veins
- None of these
- B
-
Dorsal Aorta or Carotid Systemic is the largest blood vessel in human body.
It starts from left ventricle of the heart.
It carries oxygenated blood to the body.
Biology MCQs
All Biology related MCQs have uploaded in this section. All Biology Questions are solved with short detailed answers.Visitors should visit ETEST Website regularly for Best Jobs Tests Preparation because ETEST Team updates ETEST Website on daily basis.
Hormones are produced by:
- Endocrine Glands
- Thyroid Glands
- Kidney
- None of these
- A
-
Hormones are responsible for different functions in human body i.e Growth and Development, Reproduction, Sexual Functions, Mood etc.
How many ribs in human body?
- 12
- 18
- 24
- 29
- C
-
There are 12 pairs of bones in human body.
Ribs protects the internal organs of human body.
What is life of RBC?
- 12 days
- 80 days
- 120 days
- None of these
- C
-
RBC stands for Red Blood Cells.
WBC stands for White Blood Cells.
The lifespan of WBC is about 12-20 days.
Which is called master gland in human body?
- Thyroid Gland
- Pancreas
- Pituitary Gland
- None of these
- C
-
This gland controls the functions of other endocrine glands (Thyroid, Adrenal, Pancreas etc).
The size of this gland is like a Pea.
Smooth Muscles are found in the walls of _____
- Heart
- Hollow Organs
- Whole Body
- None of these
- B
-
Cardiac muscle makes up the thick middle layer of heart.
Skeletal muscles are found in throughout the body, attached with bones via tendons.
How many types of muscles?
- 03
- 04
- 05
- 06
- A
-
Skeletal Muscles
Smooth Muscles
Cardiac Muscles
How many muscles in human body?
- 639
- 670
- 689
- 700
- A
How many bones in human body?
- 206
- 246
- 256
- 270
- A
-
There are 300 bones in a newborn baby.
Bones merge with each others with the passage of time.
مٹی کی کتنی اقسام ہیں ؟
- 02
- 03
- 04
- 05
- A
-
ریت، سلٹ اور چکنی مٹی
پودوںکی نشوونما کیلئے سلٹ بہترین مٹی ہے۔