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1.
____________ is an end product of digestion of fat.
.
A. Glucose
B. Fatty acid
C. Amino acid
D. Fructose
E. Galactose

2.
Asexual reproduction in Hydra sp. is commonly by ____
.
A. Binary fission
B. Fragmentation
C. Budding
D. Separation
E. Regeneration

3.
Benedict's solution is used to test for ___
.
A. Carbohydrate
B. Lipid
C. Protein
D. Vitamins
E. Minerals

4.
Pepsin is an enzyme that digests ___
.
A. Starch
B. Sugar
C. Lipid
D. Fat
E. Protein

5.
The breakdown of large organic molecules into smaller simpler soluble molecules is called ----
.
A. Excretion
B. Digestion
C. Absorption
D. Reproduction
E. Ingestion

6.
The enzyme that curdles milk is_____________
.
A. Pepsin
B. Ptyalin
C. Renin
D. Amylase
E. Trypsin

7.
Which is the enzyme that begins digestion of starch in the mouth?
.
A. Ptyalin
B. Maltase
C. Amylase
D. Sucrase
E. Lactase

8.
A group of interacting populations in a particular habitat can be described as ___
.
A. biome
B. biosphere
C. community
D. population ecosystem
E. environment.

9.
A habitat can be defined as ___
.
A. a group of animals and plants living within a common boundary.
B. a place in which plants and animals live.
C. a community living together in the same place.
D. different areas, with a common animal and plant population.
E. None of the above.

10.
A symbiotic relationship in which one organism is completely dependent on another organism is called ____
.
A. Parasitism
B. Commensalisms
C. Mutualism
D. Saprophytism
E. Competition

11.
An association between two organisms where both members benefit is known as ___
.
A. symbiosis.
B. commensalism.
C. ammensalism.
D. mutualism.
E. saprophytism.

12.
An instrument used in measuring the speed of wind is
.
A. a barometer
B. a wind gauge
C. a wind vane
D. an anemometer
E. a hydrometer.

13.
At times hyenas feed on remains of animals killed by other animals. At other times, hyenas themselves kill animals for food. Therefore hyenas may best be described as ----
.
A. scavengers and herbivores
B. scavengers and parasites
C. scavengers and predators
D. herbivores and predators
E. herbivores and parasites

14.
Autecology is defined as the study of interrelationship of
.
A. many species of organisms and their environment
B. same species of organisms and their environment.
C. organisms in the atmosphere.
D. organisms under the earth's surface.
E. None of the above.

15.
Autotrophs are also described as ----
.
A. Consumers
B. Decomposers
C. Carnivores
D. Producers
E. Herbivores

16.
If three 30cm lengths of glass tubing are tightly packed with clay, sand and loamy soils respectively and then stood in a beaker of water for one week the level of water will be
.
A. Lowest in the tube with clay
B. The same in all the tubes
C. Lowest in the tube with loamy soil
D. Highest in the tube with sandy soil
E. Lowest in the tube with sandy soil

17.
In a community bacteria and fungi are referred to as ----
.
A. producers
B. consumers
C. scavengers
D. tertiary consumers
E. decomposers

18.
Puddles, Ponds, Rivers, Seas and Oceans are grouped together as ----
.
A. Ecosystem
B. Biosphere
C. Aquatic habitat
D. Terrestrial habitat
E. Marine environment

19.
The feeding pattern in an ecosystem is called_______
.
A. Pyramid of energy
B. Food web
C. Food chain
D. Pyramid of member
E. Ecology

20.
The orderly changes that occur slowly and naturally in plant and animal communities in a given area over a period of time until a stable community is established is called ----
.
A. Transformational change
B. ecological succession.
C. survival of the fittest.
D. weather change
E. environmental change.

21.
The sign + is used to indicate an association where an organism gains, while 0 is used where an organism is unaffected. An association indicated as +0 is known as ----
.
A. predation
B. commensalism
C. parasitism
D. competition
E. ammensalism

22.
The sum total of all the roles an organism plays in a habitat is referred to as
.
A. ecology.
B. ecosystem.
C. habit.
D. habitat.
E. niche

23.
Which of the following factors does not control population growth?
.
A. Food shortage
B. Emigration
C. Predation
D. Abundance of food
E. Natural disaster

24.
Which of the following statements best describe an ecosystem?
.
A. A place where living organisms can live successfully.
B. The interactions between living organism in a habitat and the non-living part of the environment.
C. A biological association between a plant and an animal.
D. A system of grouping organisms in a habitat.
E. None of the above.

25.
Which of these represents a correct food chain in nature?
.
A. Crustacea → diatom →fish → man
B. Diatom → crustacea → fish → man
C. Fish → crustacea → man → diatom
D. Diatom → fish → crustacea → man
E. None of the above.

26.
___________ is involved in the mechanism of expelling water from the protozoans during the process of____________
.
A. Contractile vacuole, Osmoregulation
B. Contractile vacuole, Phagocytosis
C. Food vacuole, Ultrafilteration
D. Food vacuole, Pinocytosis
E. Cell membrane, [email protected]

27.
______________ is used for photosynthesis in Euglena sp.
.
A. Reservoir
B. Nucleus
C. Chloroplast
D. Paramylon granule
E. Pellicle

28.
A heart with four chambers is found in______________
.
A. Fishes
B. Insects
C. Snails
D. Rats
E. Worms

29.
Animal cell does not have a ____________
.
A. Membrane
B. Nucleolus
C. Food Vacuole
D. Cell wall
E. Golgi body

30.
Beriberi is caused by deficiency of vitamin_____________
.
A. A
B. D
C. K
D. E
E. B

31.
Compound eyes are found in which of the animals below
.
A. Rat
B. Cow
C. Snail
D. Ant
E. Jelly fish

32.
Dental formula of man consist of
.
A. i 2/2, c2/2, pm2/2, m3/3
B. i1/1, c2/2, pm2/2, m3/3
C. i2/2, c1/1, pm3/2, m2/2
D. i2/2, c1/1, pm2/2, m2/2
E. i2/2, c1/1, pm2/2, m3/3

33.
During digestion of food, passage of chyme through the duodenum enables it to become a watery liquid called__________
.
A. Digested food
B. Chymatic product
C. Chyle
D. Soluble food
E. Dissolved food

34.
Emulsification of fat and oils is caused by______________
.
A. Lipase
B. Ptyalin
C. Trypsin
D. Maltase
E. Bile

35.
Every mammal has
.
A. One Kidney
B. Two pairs of Kidneys
C. One pair of Kidneys
D. Four Kidneys
E. None of the above

36.
Faeces is removed from the body in a process called
.
A. Digestion
B. Egestion
C. Elimination
D. Excretion
E. Evacuation

37.
Glomerulus is found in the______________
.
A. Ovary
B. Testes
C. Brain
D. Kidney
E. Stomach

38.
In the respiratory system of man, diffusion of gases takes place in
.
A. Trachea
B. Bronchi
C. Alveoli
D. Bronchioles
E. None of the above

39.
Incisors are used for
.
A. Tearing food
B. Cutting food
C. Grinding food
D. Shearing food
E. Crushing food

40.
Nematocysts are produced by special cells found in
.
A. Nematodes
B. Annelids
C. Platyhelminthes
D. Cnidarians (Coelenterates)
E. Arthropods

41.
One of the following is not a function of the skin
.
A. Excretion
B. Protection
C. Homeostasis
D. Reproduction
E. Absorption of vitamin D

42.
Open circulatory system is found in _____________
.
A. Lizard
B. Toad
C. Fish
D. Insect
E. Chicken

43.
Ovary is to the female reproductive system as________ is to the male reproductive system
.
A. Penis
B. Urethra
C. Testis
D. Cowper's gland
E. Prostate gland

44.
Possession of pinna is a characteristic feature of
.
A. Mammals
B. Reptiles
C. Fishes
D. Amphibians
E. All of the above

45.
Tadpoles respire with
.
A. Lungs
B. Nostril
C. Gills
D. Spiracles
E. Siphon

46.
The excretory organ in the earthworm is_______
.
A. Malphigian tubule
B. Stoma
C. Nephriduim
D. Flame cells
E. Gills

47.
The nerves that connect the eyes to the brain are called ----
.
A. Cranial nerves
B. Optical nerves
C. Sensory nerves
D. Olfactory nerves
E. Optic nerves.

48.
The nerves that connect the eyes to the brain are called ----
.
A. Cranial nerves
B. Optical nerves
C. Sensory nerves
D. Olfactory nerves
E. Optic nerves.

49.
The parasympathetic nervous system is involved in
.
A. Dilation of pupil of the eye
B. Control the activities of smooth muscles
C. Dilatation of the skin
D. Controls thinking in mammals
E. Increased metabolism

50.
The part of the alimentary system of a bird where grinding of food occurs is
.
A. Crop
B. Stomach
C. Cloaca
D. Rectum
E. Gizzard

51.
The part of the ear that contains receptors that convert the fluid motion into action potential is called ----
.
A. Auditory nerve
B. Ossicles
C. Semicircular canals
D. Cochlea
E. Oval window

52.
The thoracic region of the vertebral column is made up of __________ vertebrae.
.
A. 5
B. 7
C. 4
D. 12
E. 10

53.
Which of the animal below is poikilothemic?
.
A. Toad
B. Chicken
C. Bat
D. Lion
E. Dove

54.
Which of the structures below is found in reptiles and birds
.
A. Scales
B. Legs
C. Beaks
D. Claws
E. All of the above

55.
Which of these animals is photosynthetic?
.
A. Paramecium sp.
B. Amoeba sp.
C. Euglena sp.
D. Hydra sp.
E. None of the above

56.
Which of these organs regulate the amount of sugar in the blood?
.
A. Liver
B. Kidney
C. Spleen
D. Lung
E. Pancreas

57.
The basis for growth and asexual reproduction is
.
A. meiosis
B. cytokinesis
C. mitosis
D. Cytogenesis
E. Cell elongation.

58.
The process which ensures that the chromosome number for each species of organism remain constant from generation to generation is called
.
A. fission
B. fusion
C. meiosis
D. mitosis
E. oogenesis

59.
Which of the following is a major factor in variation among organisms?
.
A. Inbreeding
B. Backcrossing
C. Test crossing
D. Sexual reproduction
E. Gene dominance

60.
____________ is an example of an invertebrate
.
A. Millipede
B. Fish
C. Toad
D. Snake
E. Skin

61.
____________ is the odd one in the list below
.
A. Mosquito
B. Bee
C. Moth
D. Tick
E. Beetle

62.
_____________ are flatworms
.
A. Platyhelminthes
B. Annelida
C. Nematoda
D. Diplopoda
E. Chilopoda

63.
_____________ is an example of a unicellular organism
.
A. Amoeba sp.
B. Hydra sp.
C. Ascaris sp.
D. Taenia sp.
E. Obelia sp.

64.
_____________ level is the highest level of organization in animals.
.
A. System
B. Tissue
C. Organ
D. Cellular
E. Protoplasmic

65.
Crocodiles are _____________
.
A. Fishes
B. Amphibians
C. Mammals
D. Birds
E. None of the above

66.
The mutation theory of organic evolution was propounded by
.
A. Gregor Mendel
B. Hugo de Vrics
C. Jean Lamarck
D. Charles Darwin
E. Robert Hookes.

67.
The theory of natural selection was developed by
.
A. Lamarck and Darwin
B. Darwin and Wallace
C. Wallace and Mendel
D. Mendel and Lamarck
E. Hooke and Darwin.

68.
Which is the odd animal in the list below?
.
A. Lizards
B. Snakes
C. Turtles
D. Tortoise
E. Toad

69.
Which of the following sources is not an evidence of evolution?
.
A. Fossil records
B. Comparative anatomy
C. Comparative embryology
D. Human behavior
E. None of the above

70.
_______________ is an endoparasite
.
A. Earthworm
B. Tapeworm
C. Mosquito
D. Housefly
E. Tsetse fly

71.
The causative agent of bird flu is a
.
A. Virus
B. Bacteria
C. Fungus
D. Protozoan
E. Ricketsia

72.
In lower plants like mosses, the structure which performs the functions of roots of higher plants is called
.
A. root hairs
B. rootlets
C. hyphae
D. rhizoids
E. thalli.

73.
One common feature of fungi, algae, mosses and ferns is that they are
.
A. photosynthetic
B. show alternation of generation
C. can survive harsh weather conditions
D. have no seeds
E. conjugate

74.
The following are major groups of the plant kingdom EXCEPT
.
A. Bryophyta
B. Chlorophyta
C. Pteridophyta
D. Spermatophyta
E. Thallophyta

75.
_____________is a form of sexual reproduction
.
A. Grafting
B. Budding
C. Fission
D. Conjugation
E. Regeneration

76.
Sexual reproduction in Spirogyra is called
.
A. Fertilization
B. Symbiosis
C. Conjugation
D. Reproduction
E. Mutualism

77.
The carrier of the hereditary characters in plants is the
.
A. Cell
B. nucleus
C. chromosome
D. chloroplast
E. gene

78.
All are necessary for photosynthesis except_____________
.
A. Water
B. Chlorophyll
C. Sunlight
D. Carbon dioxide
E. Oxygen

79.
Growing yam tendrils climb for support. This growth response is
.
A. haptotropism
B. geotropism
C. phototropism
D. hydrotropism
E. chemotropism.

80.
Which is the correct order in an evolutionary sequence for the following plant groups?
.
A. Bacteria → ferns → algae → mosses → seed plants.
B. Bacteria → ferns → mosses → algae → seed plants.
C. Bacteria → algae → mosses → ferns → seed plants.
D. Bacteria → mosses → algae → ferns → seed plants.
E. Seed plants → ferns → mosses → algae → bacteria.

81.
_________ is not part of the whorls of a flower.
.
A. calyx
B. corolla
C. androecium
D. Antheridium
E. Gynoecium

82.
A dry fruit which can break into several parts each containing one seed is a
.
A. caryopsis
B. aggregate fruit
C. legume
D. follicle
E. schizocarp

83.
A dry indehiscent, winged fruit formed from one carpel is known as a
.
A. Schizocarp
B. Caryopsis
C. Samara
D. nut
E. Follicle

84.
A true fruit is formed from
.
A. fertilized ovary and other floral parts
B. a fertilized ovary
C. a fertilized ovary and calyx
D. a fertilized and fleshy receptacle
E. an unfertilized ovary and other floral parts

85.
Irish potato is a
.
A. bulb
B. tap root
C. rhizome
D. root tuber
E. stem tuber

86.
One major difference between an Angiosperm and a Gymnosperm is that seeds in Gymnosperms are borne in
.
A. Cones
B. fruits
C. flowers
D. ovary
E. ovule

87.
Reserved food material in the seed is stored in the
.
A. epicarp
B. endocarp
C. endosperm
D. mesocarp
E. all parts

88.
What type of fruit is a mango fruit?
.
A. Berry
B. Hesperidium
C. Drupe
D. Nut
E. Mango fruit

89.
Which of the following species exhibit an aerial root?
.
A. Ficus
B. Centrosema
C. Antigonon
D. Lantana
E. Dahlia

90.
Which of these plants has an emerginate apex?
.
A. Bauhinia
B. Pistia
C. Ixora
D. Musa
E. Terminalia

91.
Which plant stores food in its roots?
.
A. Cassava
B. cocoyam
C. Irish potato
D. onion
E. yam.

92.
An example of Vascular tissues is --------------
.
A. Trichome
B. Xylem
C. Stomata
D. Epidermis
E. Parenchyma

93.
The living part of phloem tissue is
.
A. sieve plate
B. companion cell
C. sieve element
D. cytoplasm

94.
Which of the following tissues are made up of dead cells
.
A. meristems
B. xylem vessels
C. cambium
D. mesophyll
E. palisade

95.
A plant vacuole contains
.
A. dissolved chemicals, sugars, salts, pigments and crystals
B. waste products of metabolism, DNA, RNA and crystals
C. pigments, crystals, DNA and waste products of metabolism
D. RNA, DNA, sugars and salts

96.
Excessive loss of water in plants is known as
.
A. Osmosis
B. Osmoregulation
C. Transpiration
D. Excretion

97.
Starch granules in plants is equivalent to _____________ granules in animals
.
A. Food
B. Chromatin
C. Lysosome
D. Mitochondria
E. Glycogen

98.
Which of the following is a plant excretory product?
.
A. Oil
B. Cytokinin
C. Resin
D. amino acids
E. gibberellins.

99.
A plant which grows on another without causing harm to the host plant is called ----
.
A. a parasite
B. a saprophyte
C. an epiphyte
D. a predator
E. a prey.

100.
Plants which can survive in places where water supply is limited are
.
A. bryophytes
B. mesophytes
C. xerophytes
D. hydrophytes
E. pteridophytes.

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