Explore topic-wise MCQs in Biology.

This section includes 344 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

251.

Surgical procedure in which a small portion of

A. Vascotomy
B. Tube cotomy
C. Neurotomy
D. Psycotomy
Answer» B. Tube cotomy
252.

Red colour of blood

A. Plasma
B. Hemoglobin
C. RBC
D. WBC
Answer» C. RBC
253.

With reference to the blood in a normal person, which one of the following statements is correct?

A. Compared to arteries, veins are less numerious and holdless of the body's blood at any given time
B. Blood cells constitute about 70% of the total volume of blood
C. White blood cells (WBC) are made by lymphnodes only
D. The blood has more plateletes then WBC
Answer» E.
254.

Mamalian lung

A. Increasing volume of inspired air
B. Keeping the lung in proper shape
C. Higher number of muscles to provide greater elasticity
D. Increasing surface area for gaseous diffusion
Answer» E.
255.

Loop of henely

A. Excretory system
B. Reproductive system
C. Urinogenital system
D. Nervous system
Answer» B. Reproductive system
256.

Sex determination

A. Father
B. Mother
C. Both father and mother
D. None of these
Answer» B. Mother
257.

What is the effect of

A. Increase growth in lenght
B. Unbalanced development of body
C. Body became curve
D. None of the above
Answer» B. Unbalanced development of body
258.

Smallest bone

A. Nails
B. Fibula
C. Bone of nose
D. Stapes
Answer» E.
259.

Most of the

A. Pancreas
B. Small intestine
C. Large intestine
D. Stomach
Answer» C. Large intestine
260.

Which blood group is a

A. A
B. B
C. AB
D. O
Answer» D. O
261.

Digestion started

A. Rectum
B. Stomach
C. Mouth
D. Intestine
Answer» D. Intestine
262.

Longest bone

A. Vertebral column
B. Thigh
C. Rib cage
D. Arm
Answer» C. Rib cage
263.

If father have blood group 'A' and mother have blood group 'O' which one of following blood group may present in their son?

A. B
B. AB
C. O
D. B, AB and O
Answer» D. B, AB and O
264.

Thyroid gland

A. TSH
B. FSH
C. LTN
D. ACTH
Answer» B. FSH
265.

Invention of blood group

A. Landsteiner
B. Levine
C. Weniear
D. Landsteiner and Weiner
Answer» B. Levine
266.

Which one of following is a

A. Liver
B. Sweat gland
C. Endocrine gland
D. Kidney
Answer» D. Kidney
267.

Amocentesis

A. To determine the sex of foetus
B. To test of amino acid
C. To test brain
D. None of the above
Answer» B. To test of amino acid
268.

Number of chamber

A. 2
B. 3
C. 4
D. 5
Answer» D. 5
269.

Thermoregulatory centre

A. Skin
B. Drencepholon
C. Hyphthalmus
D. Pituitary
Answer» D. Pituitary
270.

Jarvic-7

A. Electronic leg
B. Kidney
C. Heart
D. Lung
Answer» D. Lung
271.

Which of following

A. Stomach
B. Pancreas
C. Kidney
D. Liver
Answer» E.
272.

Main function of kidney

A. Passive absorption
B. Ultrafiltration
C. Selective reabsorption
D. Both b and c
Answer» C. Selective reabsorption
273.

In human

A. Amniotic fluid
B. Chrionic fluid
C. Placental fluid
D. None of these
Answer» B. Chrionic fluid
274.

Blood transfusion

A. AB to O
B. O to AB
C. O to B
D. O to A
Answer» B. O to AB
275.

Secretion

A. Juice
B. Enzyme
C. Harmone
D. Solution
Answer» D. Solution
276.

A vast proportion of our

A. bones
B. water
C. organs
D. skin tissue
Answer» C. organs
277.

Complete

A. Aerobic respiration
B. Anaerobic respiration
C. Glycolysis
D. Hydrolysis
Answer» B. Anaerobic respiration
278.

Centre of reglex

A. Cerebrum
B. Cerebellum
C. Spinal cord
D. Nerve cell
Answer» D. Nerve cell
279.

Oral pills of birth control

A. Ovulation
B. Fertilization
C. Pregnency
D. Entery of sperm in uterus
Answer» B. Fertilization
280.

Fusion of two gametes

A. Fertilization
B. Development
C. Regeneration
D. Pollination
Answer» B. Development
281.

Digestion of starch

A. Amylase
B. Ptyline
C. Pepsin
D. Lipase
Answer» C. Pepsin
282.

Which of the following is nucessary for

A. Air
B. Water
C. Enzyme
D. Mineral
Answer» D. Mineral
283.

The element found in

A. Potassium and calcium
B. Calcium and Magnesium
C. Calcium and phosphorus
D. Phosphorus and sulpher
Answer» D. Phosphorus and sulpher
284.

What is the name of the

A. Left hepatic artery
B. Hepatic vein
C. Right hepatic artery
D. Hepatic portal vein
Answer» E.
285.

With reference to the work of human kidney consider the following statements

A. Only 1
B. Only 2
C. Both 1 and 2
D. Neither 1 nor 2
Answer» C. Both 1 and 2
286.

The pituitary gland by virtue of its tropic hormones controls the secretary activity of other endocrine gland can function independently of the pituitary gland

A. Thyroid
B. Gonads
C. Adrenals
D. Parathyroid
Answer» E.
287.

Pituitary gland

A. Brain
B. Throat
C. Kidney
D. Pancrease
Answer» B. Throat
288.

A person with 'AB' blood group is sametimes called a

A. Lack of antigen in his b lood
B. Lack of antibodies in his blood
C. Lack of both antigen and antibodies in his blood
D. Presence of antibodies in his blood
Answer» C. Lack of both antigen and antibodies in his blood
289.

Match List-I with List-II and selected the correct answer using codes give below

A. A.
B. B.
C. C.
D. D.
Answer» E.
290.

Coagulation of blood

A. Haemoglobin
B. Heparin
C. Fibrinogen
D. None of these
Answer» C. Fibrinogen
291.

Glomerulus and Bowman's capsule

A. Blood vessels
B. Malpighian body
C. Green gland
D. Malpighian tubule
Answer» E.
292.

Blood Coagualtion

A. Heparin
B. Plastin
C. Thrombin
D. Prothrombin
Answer» B. Plastin
293.

Enlargment of gland takes place due to deficiency of

A. Thyroid
B. Pituitary
C. Adrenal
D. Parotid
Answer» B. Pituitary
294.

Instrument used to measured blood pressure

A. E.C.G
B. Stetheoscope
C. Sphagmo manometer
D. Arm band
Answer» D. Arm band
295.

Oxytocin harmone

A. Pituitary
B. Pineal
C. Adrenal
D. Ovary
Answer» B. Pineal
296.

The basic

A. Loop Henele's
B. Nephron
C. Nephridium
D. Pyramid
Answer» C. Nephridium
297.

Maximum

A. Blood
B. Heart
C. Urine
D. Sweat
Answer» D. Sweat
298.

Yellow colour of urine

A. Urochrom
B. Blood
C. Cholestrol
D. Bile
Answer» B. Blood
299.

Rate of breathing

A. 16-18
B. 20-25
C. 12-41
D. 70-72
Answer» B. 20-25
300.

Exchange of rispiratory gaseous

A. Passive transport
B. Active transport
C. Osmosis
D. Difusion
Answer» E.