MDCAT Biology Chapter 13 MCQ's Test With Answers

MDCAT Biology Chapter 13 MCQ's Test

Sr. # Questions Answers Choice
1 Carotenoids absorb light of Yellow orange range Yellow red orange Orange red orange Blue violet orange
2 The tail of chlorophyll molecule is embedded in Membrane of mitochondria Thyroidal membrane Membrane of S.E.R Membrane of R.E.R
3 Chlorophyll molecule contains Mg++ Ca++ K+ Na+
4 The intermediate protection from infection of snake bite can be obtained by. Active immunity Natural active immunity Passive immunity Vaconation
5 __________ cells survive for a few days and secrete a huge no of antibodies in blood. Memory cells B-lympocytes T- lymphocytes Plasma cells
6 The antibody molecule consists_______ polypeptide chains Eight Four Six Two
7 W.O.F is endocrine as well as exocrine Liver Adrenals Thyroid pancreas
8 All the hormones released by anterior pituitary are tropic hormones except. TSH STN ACTH Gonadotrophin hormone
9 The thyroxine hormones of thyroid glands act directly on Iodine metabolism Protein metabolism Glucose metabolism Basel metabolic rate
10 The spine consists occurs when skeletal muscles contract. 1-band shortens only A-band shortens and Z-lines move apart 1-band shortens and Z-line come close to each other Action filament contracts
11 The number of bones forming skull in man is. 8 14 20 22
12 Bone matrix is hardened by the Haversian canals Canaliculfs Bone marrow tissues Calcium phosphate
13 Spongy bone is always surrounded by Compact bone Cartage Osteoblast cells osteoclast cells
14 Ovulation is suppressed by progesterone via Only by inhibition of LH Inhibition of FSH & stimulation of LH Inhibition of LH & stimulation of FSH Inhibition of both FSH & LH
15 Syphilis is a sexually transmuted disease and can also damage. Hair Heart P.N.S. Both Canal
16 FSH stimulates the production oestrogen hormones which has two targets _____________ and_________ Uterus, posterior pituitary Ovaries, uterus Uterus, anterior pituitary Ovaries, hypothalamus
17 Which directly develops into sperms Primary spermatocytes Spermatocytes Secondary spermatocytes Spermatogonia
18 ____________ is the structure in female reproductive system in which fertilization takes place. Ovaries Uterus Cervix Oviduct
19 There are evidence that high levels of aluminum can lead to the one set of. Parkinson's disease Alzhemer's disease Lesch Nyhan syndrome Fragile X-syndrome
20 White matter of spinal cord is made up of. Sensory nerve fibres Myelinated nerve fibres Motor nerve fibres Mixed nerve fibres
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