4.1.1 Write down the letter (A–E) that represents the part where the following takes place:
(a) A common excretory canal for urine and semen
(b) Produces the male sex hormone
(c) Secretes the liquid that serves as an energy source for sperm cells
4.1.2 The bull may be sterile due to congenital defects in part D - NSC Agricultural Sciences - Question 4 - 2016 - Paper 1
Question 4
4.1.1 Write down the letter (A–E) that represents the part where the following takes place:
(a) A common excretory canal for urine and semen
(b) Produces the male ... show full transcript
Worked Solution & Example Answer:4.1.1 Write down the letter (A–E) that represents the part where the following takes place:
(a) A common excretory canal for urine and semen
(b) Produces the male sex hormone
(c) Secretes the liquid that serves as an energy source for sperm cells
4.1.2 The bull may be sterile due to congenital defects in part D - NSC Agricultural Sciences - Question 4 - 2016 - Paper 1
Step 1
4.1.1 (a) A common excretory canal for urine and semen
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Answer
The letter representing the part where a common excretory canal for urine and semen takes place is B.
Step 2
4.1.1 (b) Produces the male sex hormone
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Answer
The letter representing the part that produces the male sex hormone is D.
Step 3
4.1.1 (c) Secretes the liquid that serves as an energy source for sperm cells
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Answer
The letter indicating the part that secretes the liquid serving as an energy source for sperm cells is A.
Step 4
4.1.2 The bull may be sterile due to congenital defects in part D.
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Answer
Two congenital defects that could lead to sterility in the bull are:
Sperm defects
Cryptorchidism
Step 5
4.1.3 State TWO functions of the hormone secreted by part D.
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Answer
The two functions of the hormone secreted by part D are:
