Leaving Certificate Biology Biology General Knowledge 4 iQuiz FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on  Enable this content SECOND Press the F5 Key to Begin, Then click on this Blue Box

Dilation of the pupil of the eye is brought about by … Excessive wind The iris The lens The choroid

A solution with a lower solute concentration than the surrounding solution is known as what type of solution? Isotonic Hypotonic Hypertonic Isotopic

Blood returns to the heart from the lungs in what blood vessel? Aorta Vena cava Pulmonary artery Pulmonary vein

The growth response of part of a plant towards an external unidirectional stimulus is a … Positive tropism Geotropism Negative tropism Hydrotropism

The oxygen needed by aerobic organisms comes from which of the following processes? Respiration Glycolysis Chemosynthesis Photosynthesis

During the formation of base pairs in DNA adenine always bonds with … Guanine Thymine Uracil Cytosine

Chicken pox is a disease caused by a … Virus Bacteria Fungus An infection

At night green plants excrete … Hydrogen Carbon dioxide Oxygen Nitrogen

The basic structural part of a fungus is a … Cell Mycelium Hypha Zoospore

In which organ does menstruation occur? Kidney Liver Uterus Leaf

Bacteria can survive unfavourable conditions by … Binary fission Forming endospores Forming flagella Undergoing meiosis

What substance is excreted during bacterial denitrification? Urea Nitrogen Oxygen Carbon dioxide

Which of the following is not involved in protein synthesis? DNA mRNA Chloroplast tRNA

The temperature of a bird is higher than that of a man The temperature of a bird is higher than that of a man. If a bird moved from a temperature of 24 °C to one of 29 °C, what would its temperature be in the second place? 24 °C 29 °C 37 °C None of these

Name the type of cell! Elongated, placed end to end, separated by a perforated cell plate so that the cytoplasm of one cell is continuous with the cytoplasm of the adjoining cell. Xylem tracheids Phloem sieve tube Xylem vessel Companion cell

Biology General Knowledge 4 iQuiz How did you do? Click this Blue Box to find out