A. DNA nucleotide
B. RNA
C. Amino acid
D. Glucose
# The maximum amount of solute present in the phloem sap is:
A. Potassium ions
B. Starch
C. Sucrose
D. Glucose
# Lysosomes contain enzymes which are:
A. Parts of the cell digesting enzymes
B. Protein synthesizing enzymes
C. Phospholipids hydrolytic enzymes
D. All
# In plants, fungi and bacteria, the proton pump in cells creates a negative membrane potential by transporting which ion from the cytoplasm to the extracellular fluid?
A. K+
B. Na+
C. H+
D. Ca++
# Down's syndrome is an example of:
A. Polyploidy
B. Euploidy
C. Polytene
D. Aneuploidy
# The enzymes which unwind the strands of DNA helix are called:
A. Topoisomerases
B. Helicases
C. Primase
D. DNA polymerase
# The polypeptide assembly can be found on:
A. nuclear pore
B. nuclear membrane
C. ribosome
D. cell membrane
# Which of the following is the part of mitosis in seed plants?
A. asters
B. spindles
C. centrioles
D. cell furrow or cell cleavage
# Cyanobacteria are:
A. Chemoautotrophic
B. Photoautotrophic
C. Chemoheterotrophic
D. all
# Among the followings, the most complete cellular structure is found in:
A. Algae
B. Fungi
C. Bacteria
D. Protists
# The part of the mushroom seen above the ground is:
A. Basidiocarp
B. Ascocarp
C. Mesocarp
D. Cremocarp
# The sporangia of a conifer are located on the:
A. Scales of the cones
B. Tips of the needles
C. Bases of the needles
D. Axis of the branches
# In roots, the tissue which helps in the absorption of water and minerals is:
A. Epidermal layer
B. Parenchyma
C. Collenchyma
D. Sclerenchyma
# Which of the following arthropods is not mandibulate?
A. Insects
B. Crab
C. Shrimp
D. Spider
# malphigian tubules pour the urine into the:
A. Coelom
B. Lymph
C. Gut
D. Ureters
# In oogenesis the haploid egg which is fertilized by the sperm is:
A. Ovum
B. Oocyte
C. Primary Oocyte
D. Secondary Oocyte
# The blood grouping A,B,AB,O is an example of:
A. Polymorphism
B. Chine
C. Gradients of diploidy
D. Monoploidy
# Which of the following is found in diencephalons?
A. Hypothalamus
B. Basal ganglia
C. Cerebral cortex
D. Olfactory lobes
# Which of the following represents true fungus like protist?
A. Euglena
B. True slime moulds
C. Amoeba
D. Giardia
# The disease caused by pleiotropic gene is:
A. Syndrome
B. can be treated with gene therapy
C. can be treated with diet therapy
D. All
# The eukaryotic chromosomes differ from bacterial chromosomes in the presence of:
A. Start and stop signals
B. Introns
C. Thiamine instead of uracil
D. reverse transcriptase
# The entry of amino acid during the phase of cellular respiration depends upon:
A. presence of R group on the amino acid
B. temperature of the cell
C. pH of the cell
D. stage of the cell which requires the fuel
# The tissue which helps in the increase or decrease of the diameter of the blood vessel is:
A. Connective
B. Muscle
C. Neuron
D. All
# In plant food is stored in the form of:
A. Glucose
B. Monosaccharides
C. Starch
D. Glycogen
# Monoecious plant is:
A. Haploid
B. Diploid
C. Both male and female
D. Male or Female
# Murmur sound occurs due to the dysfunction of:
A. Sinoatrial node
B. Atrioventricular node
C. Heart valves
D. Pulmonary vein
# T cells and B cells are activated by:
A. Macrophages
B. Helper T cells
C. Cytotoxic
D. B activators
# The study of evidence of the origin of evolutionary branches according to the phylogenetic tree is called:
A. Phenetics
B. Cladistics
C. Euthenics
D. Classical evolutionary taxonomy
# The insectivorous plants trap the insect as their food which is assisted by:
A. digestive enzymes
B. herbicides
C. latex
D. Weedicides
# In Mendel's experiment, he selected a pair of alleles for the tall and dwarf plants for the round and wrinkled seeds. How many kind of eggs can be produced by the dwarf plant?
A. 1
B. 2
C. 4
D. 8
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