CEE Biology Practice Questions Review

Flashcards covering key concepts from botany and zoology standard entrance exam prep topics across all 5 combined lecture sources.

What structures are included in the stele of a plant?

Vascular tissue, pericycle, and pith.

What cell type makes up conjunctive tissue?

Parenchyma.

Where is the anticodon located during protein synthesis?

t-RNA.

Where is the codon located during protein synthesis?

m-RNA.

What is the end product of glycolysis?

$2$ molecules of Pyruvic acid.

Which pigment is responsible for the red color in red algae?

Phycoerythrin.

Which plant tissue conducts food and organic solutes?

Phloem.

In which phase of the cell cycle does cell organelle synthesis occur?

G1 phase.

In which genus of fungi is mycelium absent?

Saccharomyces.

What term describes the rate of formation of new organic matter by consumers?

Secondary productivity.

What are the two main processes operating in an ecosystem?

Nutrient recycling and energy flow.

What is the cellular structure of a typical angiosperm embryo sac at maturity?

8-nucleated and 7-celled.

What type of pollination occurs in Pinus?

Anemophily.

What are the characteristics of the neck canal cell in Dryopteris?

Single and binucleated.

Which organisms act as primary bio-indicators of $\text{SO}_2$ pollution?

Lichen.

What polysaccharide composes the cell wall of bacteria?

Murein.

What type of genetic material is found in Tobacco mosaic virus (TMV)?

ss RNA.

What are the core structural components of a virus?

Protein and genetic material.

How is color blindness genetically classified?

X-linked recessive gene disorder.

What is the outer membrane/covering of a vacuole called?

Tonoplast.

Which cellular organelle synthesizes lipids and detoxifies drugs?

SER (Smooth Endoplasmic Reticulum).

Which membranous bag containing hydrolytic enzymes performs intracellular digestion of macromolecules?

Lysosome.

What principle explains why $61$ out of $64$ codons code for $20$ types of amino acids?

Degeneracy of genetic code.

What is a swollen leaf base called?

Pulvinus.

Which plant family is characterized by vexillary aestivation?

Fabaceae.

Which important biological compounds assist in metabolic reactions?

Vitamins.

Which genetically modified food prevents blindness associated with Vitamin 'A' deficiency?

Golden rice.

During which phase of meiotic prophase I does dissolution of the synaptonemal complex occur?

Diplotene.

Where is the tapetum layer located?

Anther.

What is the term for pollen transfer from one flower to another on the same plant?

Geitonogamy.

Which ex-situ conservation facility is used to save wild animals?

Zoo.

In which plant structure are vascular bundles found scattered?

Monocot stem.

Which genetic phenomenon acts as an exception to the law of independent assortment?

Linkage.

Which branch of science calculates the age of trees?

Dendrochronology.

Which plant hormone causes a delay in leaf senescence?

Cytokinin.

When recombination frequency between genes is $20\%$, what type of linkage is present?

Incomplete linkage.

Which specific layer provides nutrients to microspores inside the pollen chamber?

Tapetum.

What term describes temporary grouping or colonization of organisms that inhibits the growth of others?

Amensalism.

What constitutes vegetative fertilization in flowering plants?

Fusion of male gamete with secondary nucleus.

Which digestive secretion contains no digestive enzymes?

Bile juice.

To which class of arthropods does Mantis belong?

Insect.

Inflammation of the parotid glands causes which condition?

Mumps.

To which phylum does the sea star belong?

Echinodermata.

What irregular heart sound is heard due to a constricted artery?

Murmur.

What are the resident macrophages of the brain called?

Microglia.

In earthworms, in which body segments is the clitellum located?

$14\text{th}-16\text{th}$ segment.

What evolutionary pattern is demonstrated by the wings of birds and insects?

Convergent evolution.

Who discovered human blood grouping?

Landsteiner.

What is the primary physiological function of feathers in birds?

Avoid heat loss.

Who proposed the theory of use and disuse of organs?

Lamarck.

Locomotion via tube feet in Echinodermata is mediated by what system?

Ambulacral system.

What protective organ is present in Sepia?

Ink gland.

Through which organ does a frog respire during aestivation and hibernation?

Skin.

Due to the presence of a myelin sheath, nerve impulse conduction is fastest in which type of reflex?

Saltatory reflex.

Which disease is treated with the drug isoniazid?

Tuberculosis.

What clinical term defines a abnormal decrease in blood flow during menstruation?

Hypomenorrhea.

What is the correct pathway sequence of sound waves in the ear?

Pinna \rightarrow Ear canal \rightarrow Tympanum \rightarrow Ossicles \rightarrow Cochlea.

The sting apparatus in honeybees is a modified form of which structure?

Ovipositor.

What happens to the contractile vacuole when a freshwater protozoan is placed in marine water?

Disappears.

What is the ploidy level of a gamete?

Haploid.

What is the correct anatomical path of deoxygenated blood flow in a frog?

Venacava \rightarrow Sinus venosus \rightarrow Right atrium \rightarrow Ventricle \rightarrow Conus arteriosus.

What is the scientific study of hair called?

Trichology.

What is the correct chronological sequence of human evolution from early to recent forms?

Java man \rightarrow Neanderthal man \rightarrow Cro-magnon man \rightarrow Modern man.

What is the directional movement or orientation of an organism in response to touch called?

Thigmotaxis.

Which stage of Plasmodium is infective to humans?

Sporozoite.

Which protozoan organism belongs to the class Mastigophora?

Leishmania.

Which Plasmodium species causes black water fever?

P. falciparum.

What type of epithelial tissue lines the pulmonary alveoli?

Simple squamous epithelium.

If parents are suspected of carrying genetic disorders, which diagnostic procedure is suggested?

Amniocentesis.

Which cranial nerve pair represents mixed cranial nerves?

Facial nerve and vagus nerve.

Which pathology is correctly matched with the Thyroid gland?

Grave's disease.

Which specialized teeth are attached to the roof of the buccal cavity in frogs?

Vomerine teeth.

Which major anatomical change occurred during vertebrate evolution?

Notochord replaced by vertebral column.

A sarcomere is defined as the myofibrillar region located between two adjacent lines of what type?

Z-line.

In which skeletal apparatus is the coracoid bone located?

Pectoral girdle.

What is the mobility status of the lower eyelid in frogs?

Slightly movable.

In which muscle type is a random arrangement of actin and myosin filaments observed?

Unstriated muscle.