41.The function of the lenticels is ___
- A. to receive excess water in the plant
- B. to absorb water from atmosphere
- C. for gaseous exchange
- D. to absorb light
42.One of the functions of xylem is ___
- A. strengthening the stem
- B. manufacturing food
- C. conducting manufactured food
- D. none of the above.
43.People suffering from myopia ___
- A. can see near objects clearly
- B. can see far away
- C. cannot see any objects clearly
- D. are color-blind
44.The cilia in paramecium are used for ___
- A. respiration
- B. locomotion
- C. protection
- D. excretion
45.The study of the organisms and the environment of an abandoned farmland is the ecology of ___.
- A. community
- B. a population
- C. a species
- D. an ecosystem
46.At fertilization ___
- A. One chromosomes from the male joins another from the female
- B. One gene from the male combines with the gene from another female
- C. The male nucleus fuses with the female nucleus.
- D. One set of chromosomes combines with another the female set from the female
47.The neck region of the tapeworm (Tapeworm spp) is responsible for the
- A. the production of eggs
- B. the storage of eggs
- C. the formation new segments
- D. the development of the suckers
48.Which of the following is characteristic is of the animal cell?
- A. presence of chloroplasts
- B. possession of cellulose cell wall
- C. absence of large vacuoles
- D. presence of large vacuoles
49.In the life history of Schistosoma (Bilharzia), one of the following is the intermediate host
- A. man
- B. snail
- C. mosquito larva
- D. fish
50.The hormones which tones up the muscles of a person in the time danger is from the ___.
- A. thyroid gland
- B. pancreas
- C. adrenal gland
- D. spleen
51.____________ is an end product of digestion of fat.
- A. Glucose
- B. Fatty acid
- C. Amino acid
- D. Fructose
52.Asexual reproduction in Hydra sp. is commonly by ____
- A. Binary fission
- B. Fragmentation
- C. Budding
- D. Separation
53.Benedict’s solution is used to test for ___
- A. Carbohydrate
- B. Lipid
- C. Protein
- D. Vitamins
54.Pepsin is an enzyme that digests ___
- A. Starch
- B. Sugar
- C. Lipid
- D. Protein
55.The breakdown of large organic molecules into smaller simpler soluble molecules is called ––
- A. Excretion
- B. Digestion
- C. Absorption
- D. Reproduction
56.The enzyme that curdles milk is_____________
- A. Pepsin
- B. Ptyalin
- C. Renin
- D. Amylase
57.Which is the enzyme that begins digestion of starch in the mouth?
- A. Ptyalin
- B. Maltase
- C. Amylase
- D. Sucrase
58.A group of interacting populations in a particular habitat can be described as ___
- A. biome
- B. biosphere
- C. community
- D. population ecosystem
59.A habitat can be defined as ___
- A. a group of animals and plants living within a common boundary
- B. a place in which plants and animals live
- C. a community living together in the same place
- D. different areas, with a common animal and plant population
60.A symbiotic relationship in which one organism is completely dependent on another organism is called ____
- A. Parasitism
- B. Commensalisms
- C. Mutualism
- D. Saprophytism