A. Huxley
B. Beadle and Tatum
C. Sutton and Bovery
D. Temin and Baltimore
# R.Q. for fat:
A. greater than 1
B. lesser than 1
C. 0
D. 1
# Winged pollen occurs in:
A. Hiptase
B. Shorea
C. Cycas
D. Pinus
# Phloem of pteridophytes lack:
A. Sieve cell
B. Companion cell
C. Phloem parenchyma
D. Phloem sclerenchyma
# Which of the following is not a true fish?
A. Dog fish
B. Electric fish
C. Flying fish
D. Silver fish
# Which of the following is the smallest unit of classification?
A. Phylum
B. Variety
C. Species
D. Genus
# Which of the following is polymorphic cell organelle?
A. Mitochondria
B. Golgi
C. Lysosomes
D. Endoplasmic reticulum
# The ultimate source of energy is:
A. Sunlight
B. ATP
C. Food
D. Glucose
# Excretory organ of Platyhelminthes is:
A. Nephridium
B. Flame cells
C. Coxal glands
D. Green gland
# Cave painting is initiated by:
A. Neanderthal man
B. Cromagnon man
C. Australopithecus
D. Java Man
# Cloning is best seen in:
A. Plasmids
B. Phages
C. Cosmids
D. All
# Outer wall of Spirogyra is made up of:
A. Hemicellulose + Cellulose
B. Cellulose
C. Pectin
D. Lignin
# Response to touch is:
A. Thermotaxis
B. Thigmotaxis
C. Rheotaxis
D. Galvanotaxis
# One of the class of protozoa is exclusively parasitic:
A. Ciliata
B. Mastigophora
C. Sporozoa
D. Sarcodina
# Phytoalexins are toxin like antifungal or fungistatic substances produced by host as a defensive after a major infection and are generally:
A. Lipid
B. Glycoprotein
C. Phenolic compound
D. Protein
# Peristomes of Funaria has:
A. 4 teeth in one ring
B. 32 teeth in two rings
C. 16 teeth in one ring only
D. 32 teeth in two rings of 16 each
# Antherozoids of Dryopteris are:
A. Multiciliated and coiled
B. Multiciliated and sickle shaped
C. Biciliated and are coiled
D. Multiciliated and sickle shaped
# Double fertilization is exceptional to:
A. Pteridophytes
B. Bryophytes
C. Angiosperms
D. Thallophytes
# Coir is obtained from:
A. Ectocarp
B. Endocarp
C. Mesocarp
D. Both A and B
# Totipotent cells of sponges are:
A. Archaeophytes
B. Porocytes
C. Thesocytes
D. Choanocytes
# Elephantiasis is transmitted by:
A. House fly
B. Mosquito
C. Bed bug
D. Fruit fly
# Male cockroach can be distinguished from female by the presence of:
A. Anal cerci
B. Anal style
C. Wings
D. All
# Larva of housefly is called:
A. Tuber
B. Nymph
C. Maggots
D. Nald
# One of the following is present in mollusca but absent in echinoderms:
A. Larval stage
B. Malphigian tubule
C. Kidney
D. Flame cells
# Snake poison gland is modification of:
A. Sub lingual salivary gland
B. Thyroid gland
C. Parotid gland
D. None
# Allopatric speciation is due to:
A. Adaptive radiation
B. Reproductive isolation only
C. Geographical isolation
D. Temporal isolation
# An interaction between two individuals where one is benefitted nor harmed is called as:
A. Predation
B. Symbiosis
C. Parasitism
D. Commensalism
# 10% energy transfer law in food chain is given by:
A. Liedeman
B. Tanslay
C. Elton
D. Raunkiar
# Soil water available to roots is:
A. Surface water
B. Hygroscopic water
C. Gravitational water
D. Capillary water
# A person is suffering from impaired nervous system and madness after prolonged consumptions of polluted water, which metal is responsible for this:
A. Manganese
B. Mercury
C. Calcium
D. Lead
# Red data book provides data on:
A. Red flower plant
B. Endangered plant and animal
C. Coloured fish
D. Coloured insects
# Stramonium is extract of:
A. Ocimum
B. Datura
C. Rawolffia
D. Sphodelus
# One of the following is not modified green stem:
A. Cladode
B. Cladophyll
C. Phylloclade
D. Pistillode
# In which of the following plants are all roots:
A. Podostemon
B. Lemna
C. Wolffia
D. Utricularia
# Chloroplast containing cell is:
A. Collenchyma and parenchyma
B. Collenchyma and sclerenchyma
C. Collenchyma and chlorenchyma
D. Chlorenchyma and parenchyma
# Guttation is mainly due to:
A. Root pressure
B. Osmosis
C. Transplantation
D. Imbibition
# Recurrent apomixis involves:
A. Generative apospory
B. Somatic apospory
C. Both
D. None
# The colored part of Bougainvillea flower is:
A. Corolla
B. Calyx
C. Bracts
D. Inflorescence
# Exine of pollen grain is made up of:
A. Pectocellulose
B. Lignocellulose
C. Sporopollenin
D. Pollen kit
# Parachute dispersal can be traced in:
A. Tomato
B. Mauston
C. Gossypium
D. Taraxacum
# Coconut milk contains:
A. Gibberellins
B. Auxins
C. Cytokinins
D. ABA
# Outer covering of cartilage is known as:
A. Periosteum
B. Perichondrium
C. Endosteum
D. Endochondrium
# Syncytial epidermis is found in:
A. Hydra
B. Ascaris
C. Earthworm
D. Starfish
# Cow milk is more nutritious and slightly yellow due to presence of:
A. Vitamin D
B. Ascorbic acid
C. Riboflavin
D. Tryptophan
# The respiratory pigment hemocyanin is in:
A. Insects
B. Lobsters
C. Echinodermata
D. Polychaeta
# A person with blood group 'O' has antibody:
A. A
B. B
C. AB
D. None
# Chemical responsible for increase in blood pressure due to renin action is:
A. Aldosterone
B. Angiotensinogen
C. Angiotensin I
D. Angiotensin II
# Functional unit of striated muscle is:
A. I band
B. Z band
C. Myofibril
D. Sarcomere
# Nerves which supplies heart is:
A. Vagus
B. Trigeminal
C. Facial
D. Glossopharyngeal
# In human sperm the cytoplasm around the mitochondria is called:
A. Acrosome
B. Manchette
C. Centroplasm
D. Microplasm
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