In the diagram, the part labelled I is the
- A. nuclear membrane
- B. cell wall
- C. endoplasmic recticulum
- D. plasmellema
In the diagram, the organelle responsible for heredity is
- A. iii
- B. iv
- C. ii
- D. i
In the diagram, the part marked I will contain a high concentration of
- A. ascorbic acid
- B. abscisic acid
- C. ethylene
- D. auxin
In the diagram, the experiment demonstrates
- A. geotropism
- B. thigmotropism
- C. phototropism
- D. hydrotropism
The breeding posture illustrated in the diagram is known as
- A. mating
- B. amplexus
- C. courtship display
- D. reproductive swimming
In the diagram, it shows that the organisms are?
- A. hermaphrodite
- B. viviparous
- C. oviparous
- D. ovoviviparous
Use the diagram above to answer this question.
Which of the following will be true of dog ll which lost its tail in an accident if it mates with dog lll.
- A. None of its offspring will be born without a tail
- B. 3/4 of its offspring will be born without tails
- C. All its offspiring will be born without tails
- D. 1/4 of its offspring will be born without tails
Use the diagram above to answer this question.
If the dogs are offspring of a monohybird cross and the gene G for grey head is dominant cross over its allele g, the individual whose genotype is likely to be gg is
- A. ll
- B. l
- C. IV
- D. lll
Use the diagram above to answer this question.
The structure labelled l is the
- A. sporangium
- B. hypha
- C. zygospore
- D. conidiospore
Use the diagram above to answer this question.
The process illustrated is
- A. gametogenesis
- B. sporulation
- C. sexual reproduction in Spirogyra
- D. sexual reproduction in Rhizopus
Use the diagram above to answer this question. The organelle responsible for sexual reproduction is
- A. ll
- B. l
- C. lV
- D. lll
Use the diagram above to answer this question.The part labelled lV is responsible for
- A. osmoregulation
- B. respiration
- C. ingestion
- D. locomotion
Use the diagram above to answer this question. The part labelled l is the
- A. pulmonary artery
- B. vena cava
- C. aorta
- D. bicuspid valve
Use the diagram above to answer this question.Oxygenated blood is pumped to the entire body from the part labelled
- A. IV
- B. lll
- C. ll
- D. l
Use the diagram above to answer this question. The function of the structure labelled l is to
- A. stimulate the development of secondary sexual characters
- B. prepare the body for any emergency
- C. maintain proper glucose concentration in the blood
- D. regulate the activities of other endocrine glands
Use the diagram above to answer this question.Insulin is produced by the endocrine organ labelled
- A. IV
- B. III
- C. II
- D. I
Use the diagram above to answer this question. The structure labelled l is
- A. photosensitive
- B. radiosensitive
- C. chemoreceptive
- D. tactile
Use the diagram above to answer this question. The type of protective adaptation exhibited by the animal is
- A. disruptive colouration
- B. flash colouration
- C. countershading colouration
- D. warning colouration
An example of a sex linked trait is the
- A. ability to grow long hair in females
- B. colour of the skin in humans
- C. ability to roll the tongue
- D. possession of facial hair in adult humans
which of the following is true of cloning?
- A. it is welcomed as an ethical and morally sound science
- B. only one cell of the original organism is needed to initiate the process
- C. the clone is similar to but not exactly like the original organism
- D. it involves the asexual multiplication of the tissues of the original organism
An accurate identification of a rapist can be carried out by conducting a
- A. RNA analysis
- B. DNA analysis
- C. blood group text
- D. behavioural traits test