1 Which of the following organisms belong to Domain Archaea? A Methanogens B E. coli C Mushrooms D Ferns
2 Which of the following is an example of an organ system in plants? A Leaf B Root C Root system D Xylem
3 Which of these is a specialized plant cell that controls gas exchange? A Mesophyll cell B Guard cell C Root hair cell D Epidermal cell
4 What is the result of non-disjunction? A Normal gametes B Gametes with abnormal chromosome numbers C Increased genetic diversity D Cell cycle arrest
5 Which organelle is responsible for modifying, sorting, and packaging proteins? A Endoplasmic reticulum B Golgi apparatus C Lysosome D Vacuole
6 Which of the following is a characteristic of cancer cells? A Controlled cell division B Metastasis C Normal cell cycle checkpoints D Limited growth
7 Which branch of biology is concerned with the study of fossils? A Taxonomy B Genetics C Palaeontology D Ecology
8 Which branch of biology deals with the study of animals? A Botany B Zoology C Microbiology D Ecology
9 Which of the following is NOT found in an animal cell? A Cell membrane B Mitochondria C Chloroplast D Nucleus
10 What is the significance of scientific naming? A It allows scientists worldwide to communicate about organisms clearly B It makes organisms easier to find in the wild C It is required by law for all organisms D It helps organisms reproduce more effectively
11 Which of the following cells are produced by meiosis? A Somatic cells B Germline cells C Nerve cells D Muscle cells
12 Who introduced the two-kingdom system of classification? A Aristotle B Carl Linnaeus C Carl Woese D Whittaker
14 What is the jelly-like substance inside the nucleus called? A Cytosol B Nucleoplasm C Matrix D Stroma
15 Which branch of biology deals with the classification and naming of organisms? A Taxonomy B Genetics C Embryology D Histology
17 What is the term for the spread of cancer cells from one part of the body to another? A Metastasis B Benign tumor C Malignant tumor D Carcinogenesis
18 The study of the structure and function of cells is called: A Histology B Cytology C Physiology D Anatomy
19 Which branch of biology deals with the study of tissues? A Histology B Anatomy C Physiology D Morphology
20 Which scientist proposed the three-domain system? A Carl Woese B Carl Linnaeus C Aristotle D Margulis
22 During which phase of the cell cycle does DNA replication take place? A G1 Phase B S Phase C G2 Phase D M Phase
23 What is the study of the structure of organisms called? A Physiology B Anatomy C Morphology D Histology
24 What is the main function of the xylem in a plant? A Transport of sugars B Transport of water and minerals C Gas exchange D Photosynthesis
25 The root system in plants is mainly involved in: A Photosynthesis B Anchoring the plant and absorbing water C Transporting sugars to leaves D Producing flowers