1
In which of the following levels of classification are the members most similar?
A Order
B Genus
C Species
D Phylum
↪ Answer
Correct Option: C
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2
Spirogyra is regarded as a multicellular plant because
A the cylindrical cells are linked end to end
B its cells are linked together by cytoplasmic strands
C its cells are large
D it is an algae containing a large vacuole
↪ Answer
Correct Option: B
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3
Which of the following pairs of structures in living organisms do not perform similar functions?
A Lungs and spiracles
B Root hairs and mammalian hairs
C Feathers and scales
D Contractile vacuole and Kidneys
↪ Answer
Correct Option: B
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4
Which of the following sequences is the correct arrangement of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside ?
A pith , phloem, cambium, xylem, parenchyma, collenchyma and epidermis
B Xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis
C Pith,xylem, cmbium,phloem,, collenchyma, parenchyma and epidermis
D phloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis
↪ Answer
Correct Option: C
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5
An animal which possesses scales nares and a backbone is likely to be a
A toad
B lizard
C rat
D bat
↪ Answer
Correct Option: B
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6
The opening of the guard cells of the epidermis in plants is by the process of
A osmosis
B diffusion
C active transport
D transpiration
↪ Answer
Correct Option: A
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7
What happens to a plant if the shoot tip is cut off and replaced by an agar block containing auxin? it will
A stop growing
B grow rapidly
C continue to grow normally
D die completely
↪ Answer
Correct Option: B
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8
Anaerobic respiration results in the production of
A more energy than aerobic respiration
B no energy
C an equal amont of energy to aerobic respiration
D less energy than aerobic respiration
↪ Answer
Correct Option: D
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9
Which of the following is not a skeletal tissue?
A Plasma
B Chitin
C Cartilage
D Bone
↪ Answer
Correct Option: A
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10
Which of the following statements is not correct about the mammalian heart?
A Oxygenated blood enters the left auricle from the pilmonary vein
B the walls of the ventricle are thicker than those of the auricle
C blood passes from of blood into the right ventricle to the left auricle through the aorta
D the tricuspid valve prevents the back flow of blood into the right auricle
↪ Answer
Correct Option: C
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