Q1 MCQ Drill: 2021 Life Sciences P2 (2021 NSC October/November National Examination)

Life Sciences Past Paper Question 1 Drill Level 1: Knowledge & Recall

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5 multiple-choice questions taken verbatim from Section A of the official 2021 NSC October/November National Examination Life Sciences Paper 2, auto-marked against the official marking guideline. Questions that rely on diagrams or graphs are excluded - see the full paper for those.

Question 1 of 5 2 Marks

DNA and RNA are examples of …

A. amino acids.

B. enzymes.

C. nucleic acids.

D. proteins.

Question 2 of 5 2 Marks

Which ONE of the following is a product of meiosis?

A. Muscle cell

B. Ovary

C. Nerve cell

D. Ovum

Question 3 of 5 2 Marks

An individual is heterozygous for a harmful recessive allele but is unaffected by it. Which ONE of the following best represents the genetic composition of this individual?

A. Two dominant normal alleles

B. One harmful recessive allele and one harmful dominant allele

C. One harmful recessive allele and one normal dominant allele

D. One harmful dominant allele and one normal recessive allele

Question 4 of 5 2 Marks

A person has the genotype IAi for blood type. What is this person's blood group?

A. A

B. B

C. O

D. AB

Question 5 of 5 2 Marks

Evidence of hominid cultural evolution can be found in the fossil record. This evidence would include the …

A. position of the attachment of the spine to the head.

B. length of the upper limbs compared to the length of the lower limbs.

C. number of teeth present in the skull.

D. presence of stone tools.

Q1 MCQ Drill: 2021 Life Sciences P2 (2021 NSC October/November National Examination)

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