The possession of chloroplast in Euglena virids enables it to
- A. Store starch
- B. Carry out photosynthesis
- C. Reproduce
- D. Respond to light
The organism above can be found in
- A. Arid land
- B. Secluded environments
- C. Aquatic habitation
- D. Moist environments
The part labeled III in the above diagram is
- A. Root
- B. Gills
- C. Hyphae
- D. Rhizoids
Which of the following describes an example of fertilization in higher organisms
- A. Fusion of sperm and egg nuclei
- B. Pollen grain landing on a sticky stigma
- C. Ejaculation of the egg and pollen grain
- D. Ejaculation of sperm into the female body
The male sex cells also called gametes are produced in the testes by a process called
- A. Gametogenesis
- B. Implantation
- C. Spermatogenesis
- D. Spermatozoa
Albinism is an expression of trait controlled by
- A. Chromosomes
- B. Recessive genes
- C. Dominant genes
- D. Mutation
The organic molecule(s) present in the nucleus is/are
- A. DNA
- B. DNA and ATP
- C. ATP and RNA
- D. RNA
The change in the genetic make up of an organism resulting in an inheritable characteristics which is new is
- A. Mutation
- B. Locus
- C. Hybrid
- D. Diploid
The movement of blood between the heart and all other parts of the body beside the lungs is
- A. Double circulatory system
- B. Pulmonary system
- C. Single circulation
- D. Systemic circulation
Which organ removes the largest quantity of water from the blood?
- A. Lung
- B. Skin
- C. Kidney
- D. Intestine
Which of the blood corpusles are irregular and amoeloid in shape
- A. Leucocytes
- B. Erythrocytes
- C. Thrombocytes
- D. Plasma
Which of the following is considered to be the first product of Photosynthesis?
- A. Protein
- B. Starch
- C. Energised Chlorophyll
- D. Hydroxyl ions
Good quality food will perform the following functions in human except
- A. Supplying energy
- B. Providing resistance against malaria
- C. Maintaining health
- D. Sustaining growth
Which of the following essential substance is contained in vegetable?
- A. Chlorophyll
- B. Glucose
- C. Mineral Salts
- D. Carbon dioxide
Which of the following juices contains the enzyme ptyalin?
- A. Gastric juice
- B. Succus
- C. Pancreatic juice
- D. Saliva
Possession of thin membrane enables a tapeworm to
- A. Fasten themselves to the wall of the host's intestine
- B. Lay numerous eggs
- C. Absorb digested food from the host's intestine to their system
- D. Shield themselves inside the host's intestine with anti-enzymes in order to avoid being digested
The presence of ______ for swimming in a tad-pole enables it to adapt in an aquatic habitat.
- A. Gills
- B. Swim bladder
- C. Tail
- D. Fins
Plants which can survive in extremely dry places are called
- A. Mesophytes
- B. Xerophytes
- C. Hydrophytes
- D. Angiosperms
Only specially adapted micro-organisms are found in
- A. Salty water
- B. Humid air
- C. Moist soil
- D. Mouth cavities
Which of the following is the effect of using artificial pollination in plant breeding?
- A. Production of healthy crops
- B. Lengthening the maturity time of crops
- C. Making crops susceptible to disease
- D. Improvement of the variety of crops
Which of the following is a nitrifying bacterium?
- A. Rhizobium
- B. Nictrobacter
- C. Azotobacter
- D. Pseudomonas