What is the endosperm of the embryo helpful in?
(A) Respiration
(B) Protection
(C) Digestion
(D) Emissions
An endosperm provides food and nourishment to the developing plant embryo in angiosperms.
Why is the testicle outside the body in men?
(A) Sperm formation requires a higher temperature than normal body temperature
(B) Due to the special tissues found in the parts of the abdomen
(C) Due to the presence of spermatic cord.
(D) Sperm formation requires a lower temperature than normal body temperature.
The number of chromosomes in male sperm is
(A) 46
(B) 48
(C) 23
(D) 24
Human ribs are attached with.
(A) ilium
(B) sternum
(C) clavicle
(D) scapula
How many bones are there in the body of a human baby?
(A) 354
(B) 234
(C) 270
(D) 206
Another name for the umbilical cord is
(A) radius
(B) joint
(C) jatruk (clavicle)
(D) janvik (Patella)
Where is the stapes bone found in the human body?
(A) Ear
(B) Thumb
(C) Fingers
(D) Nose
The stapes or stirrup is a bone in the middle ear of humans and other animals which is involved in the conduction of sound vibrations to the inner ear. This bone is connected to the oval window by its annular ligament, which allows the footplate to transmit sound energy through the oval window into the inner ear.
How many muscles are there in our body?
(A) 565
(B) 656
(C) 665
(D) 556
Are the longest bones in the human body.
(A) intercellular
(B) pradika
(C) femur
(D) fibula
How many bones are there in an adult human?
(A) 206 bones
(B) 208 bones
(C) 204 bones
(D) 210 bones
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