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1
Which of the following is not correct about human cell?
A The basic unit of living thing is the human cell
B All living organisms are either single or group of cell(s)
C All the cells in organism are the same
D There is no life apart from the in cell
↪ Answer
Correct Option: C
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2
Which organ removes the largest the largest quantity of water from the blood?
A lung
B intestine
C kidney
D skin
↪ Answer
Correct Option: C
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3
In cold condition the mammalian body reacts in the following ways except
A shivering of the body
B dilation of the capillaries supplying blood to the skin
C constriction of blood capillaries in the skin
D increased rate of chaemical changes in the body
↪ Answer
Correct Option: B
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4
The glomerular filtrate contains the following substances except
A water
B urea
C blood corpuscles
D glucose
↪ Answer
Correct Option: C
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5
Which of the following endocrine glands is a master gland?
A Pituitary gland
B Thyroid gland
C Pancreas
D Ovary
↪ Answer
Correct Option: A
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6
The endocrine gland secreting hormone that induces the thyroid gland to produce more thyroxine is
A islets of Langerhans
B adrenal gland
C pituitary gland
D parathyroid gland
↪ Answer
Correct Option: C
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7
The part of the nervous system that interprets blinking of the eye is the
A spinal cord
B cerebrum
C hind brain
D olfactory lobe
↪ Answer
Correct Option: C
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8
Which of the following is the function of the iris of the mammalian eye?
A closes and opens the eye
B Absorbs dangerous rays from sunlight
C regulates the amount of light entering the eye
D bringing light rays to focus on the retina
↪ Answer
Correct Option: C
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9
The layer of light-sensitive cells in the human eye is called the
A cornea
B sclerotic layer
C retina
D conjunctiva
↪ Answer
Correct Option: C
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10
Placentation of plants is best described as the
A arrangement of ovules in the ovary
B arrangement of fruits on the branches
C development of ovules in the ovary
D formation of the pericarp from the ovary wall
↪ Answer
Correct Option: A
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