Mock Exam Paper D Ordinary Level Marking Scheme

LEAVING CERTIFICATE EXAMINATION 2014

BIOLOGY — ORDINARY LEVEL

MARKING SCHEME

Section A Answer any five questions from this section.

Each question carries 20 marks.

Section B Answer any two questions from this section.

Each question carries 30 marks.

Section C Answer any four questions from this section.

Each question carries 60 marks.

Section A

Best five answers from this section to count.

1

Any four correct answers get (5) marks each

(a)

Herbivore or primary consumer

(b)

Habitat

(c)

Predator

(d)

Pollution

(e)

Niche 4(5)

2

(a)

First six correct points get (3) marks each and seventh correct point gets (2) marks

A Prostate (gland)

B Epididymis

C Testis

(b)

C

(c)

Sperm

plus fluid

(d)

Condom or vasectomy etc.

3

(a)

H : O (4)

(b)

Any two of the following: Bread, potatoes, pasta, cereal etc. (4)

(c)

Substance: iodine (solution) (4)

Colour change: Brown / to blue-black (4)

(d)

Nitrogen or Sulphur (4)

4

First six correct points get (3) marks each and seventh correct point gets (2) marks

A sperm contains the diploid number of chromosomes

False

All the cells in a leaf contain chloroplasts

False

Viruses are usually bigger than bacteria

False

Milk is a good source of vitamin D

True

RNA is only found in the nucleus

False

Proteins consist of long chains of amino acids

True

Stomata allow oxygen to enter and leave the leaf

True

5

(a)

A Cortex (1)

B Medulla (1

C Pelvis (1)

(1)

(1)

(1)

(b)

Removal of metabolic / waste from the body 2(3)

Osmoregulation or explained (3 (

2(3)

(c)

Renal Artery (3)

(3)

(e)

Urine (2)

(2)


6

(a)

XY (4)

(b)

Alleles: Alternative forms of a gene (4)

(c)

Homozygous or true breeding (4)

(d)

Metaphase (4)

Chromosomes on equator (4)

Section B

Best two answers from this section to count

7...

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