Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.
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Question 181: A sugar solution was boiled with fehling’s solution A and B and the colour remained blue. The sugar tested was
Options:
A) Glucose
B) Maltose
C) Fructose
D) Sucrose
E) Lactose
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The correct answer is D .
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Question 182: The vacuole of a plant cell is
Options:
A) a large empty space
B) smaller than that of animal cell
C) filled with air
D) an ordinary vacuum
E) surrounded by a membrane
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The correct answer is E .
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Question 183:
A characteristic of the phylum coelenterata is that
Options:
A) most of them are marine
B) they possess a gut with a single opening
C) thy possess numerous pores on their body
D) they are bilaterally symmetrical
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The correct answer is B .
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Question 184: The correct sequence for the perception of smell in mammals is
Options:
A) chemicals → olfactory nerve endings → brain
B) dissolved chemicals → nasal sensory cell → brain
C) chemicals → mucus membrane → sensory cells→ brain
D) dissolved chemicals → sensory cells → olfactory nerve → brain
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The correct answer is D .
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Question 185:
The most abundant group of organisms in the animal kingdom?
Options:
A) Mammalia
B) Aves
C) Insecta
D) Annelida
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The correct answer is C .
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Question 186: Which of the following sets of organisms represents the correct trends from simple to complex structural organization? 1. Mollusca 2. Platyhelminthes 3. Nematoda 4. Protozoa
Options:
A) 4 → 1 → 2 → 3
B) 4 → 3 → 2 → 1
C) 4 → 2 → 1 → 3
D) 4 → 2 → 3 → 1
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The correct answer is C .
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Question 187: Exo-erythrocytic phase of the life cycle of malaria parasite occurs in the
Options:
A) liver of humans
B) reticuloendothelial cells of humans
C) Malphigian tubules of mosquito
D) brain of humans
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The correct answer is A .
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Question 188: The parts of the mammalian eye that strongly bend light rays are the
Options:
A) cornea and the lens
B) cornea and aqueous humour
C) cornea and vitreous humour
D) lens and aqueous humour
E) lens and vitreous humour
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The correct answer is E .
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Question 189:
Use the diagram shown to answer the question. The experiment above is used to demonstrate the process of
Options:
A) transportation
B) water culture
C) diffusion
D) osmosis
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The correct answer is D .
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Question 190: Which of the following elements are necessary for the formation of chlorophyll in a plant?
Options:
A) magnesium and iron
B) Calcium and potassium
C) Calcium and sulphur
D) Potasium and sulphur
E) Phosphorus and potassium
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The correct answer is A .