Which is NOT a viral disease?
- A. chicken pox
- B. common cold
- C. measles
- D. poliomyelitis
- E. tuberculosis
The hormones produced in the hypothalamus are
- A. auxin and somatotropium
- B. oxytocin and vasopressin
- C. parathormone and progesterone
- D. testosterone and insulin
- E. thyroxine and nor-adrenalin
Oxygenated blood from the lungs is carried to the left atrium of the heart through the
- A. portal vein
- B. pulmonary artery
- C. pulmonary vein
- D. renal artery
- E. superior vena cava
The autonomic nervous system comprises of the
- A. brain and spinal cord
- B. brain and nerves
- C. dendrite and axon
- D. spinal cord and neuron
- E. sympathetic and parasympathetic systems
An example of an exoskeletal structure is
- A. femur
- B. scapula
- C. shell
- D. skull
- E. tibia
Which is NOT a living thing?
- A. bacteria
- B. fern
- C. fungi
- D. protozoa
- E. virus
Herbicides are agricultural chemicals that
- A. encourage growth of weeds
- B. Increase the soil fertility
- C. improve disease resistance of crop
- D. suppress crop growth
- E. suppress weed growth
In the nucleus of a cell, the thread-like structure in which genes are embedded is
- A. centriole
- B. chromosomes
- C. cytoplasm
- D. somatic cell
- E. spindles
Use the data to answer this question
A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.
In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.
After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.
The population density of the lizards in the field is?
- A. 0.003 per m 2
- B. 0.03 per m 2
- C. 3 per m 2
- D. 4 per m 2
- E. 6 per m 2
The sum total of all the roles an organism plays in a habitat is referred to as its
- A. ecology
- B. ecosystem
- C. habit
- D. habitat
- E. niche
Which climatic feature is NOT commonly found in Nigeria?
- A. flooding
- B. harmattan
- C. heat intensity
- D. rainfall
- E. volcanic eruptions
What can be used to collect soil animals?
- A. Insect net
- B. plankton net
- C. pooter
- D. quadrat
- E. Tullgren funnel
The number of daughter cells formed at the end of mitosis is
- A. 2
- B. 3
- C. 4
- D. 5
- E. 6
The interaction between members of the same population over scarce resources is called
- A. behavioural adaptation
- B. inter-specific competition
- C. intra-specific competition
- D. morphological variation
- E. structural adaptation
Which characteristic in man is NOT inherited?
- A. albinism
- B. colour blindness
- C. haemophilia
- D. night blindness
- E. sickle cell aneamia
Which organelle is responsible for photosynthesis?
- A. cell wall
- B. chloroplast
- C. cell membrane
- D. nucleus
- E. ribosomes
Which process does NOT represent a form of reproduction in plants?
- A. binary fission
- B. budding
- C. conjugation
- D. regeneration
- E. vegetative propagation
Which statement is NOT true of both meiosis and mitosis?
- A. aligning of chromosomes at equator
- B. disintegration of nuclear material
- C. formation of spindle apparatus
- D. halving the number of chromosomes
- E. thickening and shortening of chromosomes
Mammals are said to be homoiothermic because their body temperature is
- A. always higher than that of their environment
- B. always lower than that of their environment
- C. always the same as that of their environment
- D. relatively constant irrespective of that of their environment
- E. remains at 37 o c all the time
What is NOT a supporting tissue in plant?
- A. collenchymas
- B. coracoid
- C. parenchyma
- D. sclerenchyma
- E. xylem
Which statement about how all life started is NOT true according to current thinking on evolutionary trends?
- A. animals to plant life
- B. aquatic to terrestrial forms
- C. non-specialization to specialization in functions
- D. simple to complex forms
- E. unicellularity to multicellularity