1. Which of the following is the largest organ in the human body?
a. Heart
b. Liver
c. Skin
d. Lungs
Answer: c. Skin
2. In the human skeletal system, which bone is commonly referred to as the “collarbone”?
a. Scapula
b. Radius
c. Ulna
d. Clavicle
Answer: d. Clavicle
3. What is the main function of the respiratory system?
a. Pumping blood
b. Digesting food
c. Exchanging gases
d. Filtering waste
Answer: c. Exchanging gases
4. Which part of the human brain is responsible for coordinating voluntary muscle movements and maintaining balance?
a. Cerebrum
b. Cerebellum
c. Medulla oblongata
d. Hypothalamus
Answer: b. Cerebellum
5. What is the function of the pancreas in the digestive system?
a. Producing insulin and glucagon
b. Absorbing nutrients
c. Breaking down fats
d. Filtering blood
Answer: a. Producing insulin and glucagon
6. Which blood vessels carry oxygenated blood away from the heart to the rest of the body?
a. Arteries
b. Veins
c. Capillaries
d. Venules
Answer: a. Arteries
7. What is the purpose of the epiglottis in the respiratory system?
a. Filtering air
b. Producing mucus
c. Preventing food from entering the trachea
d. Exchanging gases
Answer: c. Preventing food from entering the trachea
8. In the human digestive system, where does most of the nutrient absorption take place?
a. Stomach
b. Small intestine
c. Large intestine
d. Liver
Answer: b. Small intestine
9. Which muscle type is striated and under voluntary control?
a. Smooth muscle
b. Cardiac muscle
c. Skeletal muscle
d. Involuntary muscle
Answer: c. Skeletal muscle
10. Which organ is responsible for filtering blood, removing waste products, and producing urine in the human body?
a. Liver
b. Kidney
c. Spleen
d. Pancreas
Answer: b. Kidney
11. What is the function of the alveoli in the respiratory system?
a. Producing mucus
b. Exchanging gases (oxygen and carbon dioxide)
c. Pumping blood
d. Digesting nutrients
Answer: b. Exchanging gases (oxygen and carbon dioxide)
12. Which part of the human eye is responsible for controlling the amount of light entering the eye?
a. Retina
b. Cornea
c. Lens
d. Iris
Answer: d. Iris
13. What is the role of red blood cells in the circulatory system?
a. Carrying oxygen
b. Fighting infections
c. Clotting blood
d. Transporting nutrients
Answer: a. Carrying oxygen
14. Which bone in the human body is commonly known as the “thigh bone”?
a. Femur
b. Tibia
c. Fibula
d. Patella
Answer: a. Femur
15. What is the main function of the gallbladder in the digestive system?
a. Producing bile
b. Storing bile
c. Digesting carbohydrates
d. Absorbing nutrients
Answer: b. Storing bile
16. In the human heart, which chamber pumps oxygenated blood to the rest of the body?
a. Left atrium
b. Left ventricle
c. Right atrium
d. Right ventricle
Answer: b. Left ventricle
17. Which gland is responsible for regulating metabolism and energy levels in the body?
a. Thyroid gland
b. Pituitary gland
c. Pancreas
d. Adrenal gland
Answer: a. Thyroid gland
18. What is the function of the lymphatic system in the human body?
a. Transporting hormones
b. Producing blood cells
c. Filtration of blood
d. Immune defense and fluid balance
Answer: d. Immune defense and fluid balance
19. In the human nervous system, which part is responsible for processing sensory information and initiating voluntary muscle movements?
a. Spinal cord
b. Brainstem
c. Cerebellum
d. Cerebrum
Answer: d. Cerebrum
20. Which structure connects the muscles to bones in the human body?
a. Ligament
b. Tendon
c. Cartilage
d. Joint
Answer: b. Tendon
Q 21. The embryo is known as a ________ at the moment of implantation:
1. Blastocyst
2. Zygote
3. Foetus
4. Morula
Answer- Option (1) is correct.
Q 22. The entry point of _____________ is the blastopore.
1. Blastomere,
2. Gastrula,
3. Blastula,
4. Archenteron.
Answer- Option (4) is correct.
Q 23. __________ is produced by the trophoblast.
1. Chorion;
2. Neurula;
3. Allantois;
4. Placenta
Answer- Option (4) is correct.
Q 24. _________ is another name for the synovial joint.
1. Megablast,
2. Periosteum,
3. Diarthrosis,
4. Arthrosis.
Answer- Option (3) is correct.
Q 25. __________ is not a synovial joint.
1. The pivot joint;
2. The fibrous joint;
3. The ball-and-socket joint;
4. The Saddle joint.
Answer- Option (4) is correct.
Q 26. Pivot joints include __________.
1. Hip joints,
2. Ankle joints,
3. Radioulnar joints,
4. Metacarpophalangeal joints
Answer- Option (3) is correct.
Q 27. What statement regarding the monocot root’s anatomy is false?
1. In a root, the epidermis is the outermost layer.
2. The endodermis possesses a Casparian strip, which prevents water escape from the vascular bundles and the invasion of foreign particles.
3. Plasmodesmata are the connecting channels between parenchyma cells.
4. There is a cambium between the xylem and phloem.
Answer- Option (4) is correct.
Q 28. Which of the following statements regarding monocot stem is false?
1. The vascular bundles in a monocot stem are dispersed,
2. More than one conjoint vascular bundle exists,
3. The cambium is missing,
4. The cortex is present.
Answer- Option (4) is correct.
Q 29. Which of the following claims concerning the monocotyledonous tissue system is false?
1. A monocot leaf lacks buliform cells that aid in leaf curling, and b
2. The entire plant is covered with an epidermis that shields it from outside harm.
3. In the stem of a monocot, the vascular bundles are neither radial nor conjoint.
4. A monocot stem lacks a pericycle.
Answer- Option (1) is correct.
Q 30. Which of the following statements regarding the anatomy of a monocot leaf is false?
1. Both the abaxial and adaxial epidermis include stomata.
2. The mesophyll is highly divided between palisade and spongy parenchyma cells.
3. Veins and the mid-rib include vascular bundles that are encased in thick-walled bundle sheaths.
4. Parenchyma cells make up the bulk of the cells.
Answer- Option (2) is correct.
Q 31. Which of the following statements regarding the vascular bundles in the monocot stem is false?
1. The vascular bundles are of the open type,
2. There are several vascular bundles present.
3. They are dispersed
4. They are encircled by sclerenchymatous bundle sheaths.
Answer- Option (1) is correct.
Q 32. The urethra exits the penis through which region.
1. Corpora cavernosa
2. The corpora spongiosum
3. The Tunica albuginea
4. The Prepuce
Answer- Option (2) is correct.
Q 33. Which area of the brain controls appetite and body temperature?
1. Pons
2. Thalamus
3. Hypothalamus
4. Cerebellum
Answer- Option (3) is correct.
Q 34. Which of the following joints cannot be moved?
1. Synovial joint
2. Ball and socket joint
3. Fibrous joint
4. Cartilaginous joint
Answer- Option(3) is correct.
Q 35. The deepest layer of the cortex where Casparian thickenings in the cell are seen is known as
1. Pericycle
2. Epidermis
3. Exodermis
4. Endodermis
Answer- Option (4) is correct.