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Reproduction Unit Test: Part 1

Total questions: 25

Worksheet time: 19mins

Name
Class
Date
1.

The basic unit of life.

a)

DNA

b)

Cell

c)

Atom

d)

Water

2.

DNA is replicated (copied) during which phase?

a)

S phase

b)

M phase

c)

Telophase

d)

Anaphase

3.

Which process of cell division enables an organism to grow and repair damage?

a)

Cytoplasm

b)

Meiosis

c)

Mitosis

d)

Centriole

4.

Which process of cell division is used to produce gametes?

a)

Cytoplasm

b)

Meiosis

c)

Mitosis

d)

Centriole

5.

During interphase, the DNA is uncoiled, it condenses into __________ during prophase.

a)

Chromatin

b)

Spindle fibres

c)

Nucleus

d)

Chromosomes

6.

A cell with only one set of chromosomes is called :

a)

Haploid

b)

Diploid

c)

Triploid

d)

Pentaploid

7.

A cell with only two set of chromosomes is called:

a)

Haploid

b)

Diploid

c)

Triploid

d)

Pentaploid

8.

A cell spends most of its cell cycle growing and performing its key functions. This is part of the cell cycle is called:

a)

Mitosis

b)

Interphase

c)

Cytokinesis

d)

Meiosis

9.

After DNA is replicated, the sister chromatids are held together by a

a)

Centriole

b)

Spindle fibre

c)

Centromere

d)

Nuclear envelope

10.

A sperm cell with 21 chromosomes, fuses with an egg with 21 chromosomes. How many chromosomes will the resulting zygote have?

a)

42

b)

21

c)

84

d)

11.5

11.

Meiosis involves how many nuclear divisions?

a)

1

b)

2

c)

3

d)

4

12.

The process of dividing the cytoplasm after mitosis or meiosis is called:

a)

Telophase

b)

Cytokinesis

c)

Interphase

d)

Telekinesis

13.

Meiosis increases the genetic variation of offspring through…

a)

A. Independent assortment of homologous pairs

b)

B. Crossing over between homologous pairs

c)

Both A & B

d)

None of the above

14.

A piece of a sea sponge breaks off from a strong current. It lands on the sea floor and develops into a new sea sponge. Which type of asexual reproduction is this an example of?

a)

Fragmentation

b)

Budding

c)

Parthenogenesis

d)

Regeneration

15.

A single-celled eukaryote uses mitosis for asexual reproduction. This process is also called:

a)

Budding

b)

Binary fission

c)

Fragmentation

d)

Parthenogenesis

16.

In sexual reproduction, the parents supply an equal amount of genetic material.

a)

True

b)

False

17.

Offspring are genetic clones of a single parent organism in asexual reproduction.

a)

True

b)

False

18.

Organisms can either reproduce asexually or sexually, but not both.

a)

True

b)

False

19.

A single-celled eukaryotic organism will use mitosis to reproduce.

a)

True

b)

False

20.

Gametes are formed by mitosis.

a)

True

b)

False

21.

Sperm and egg cells are haploid.

a)

True

b)

False

22.

Sexual reproduction produces offspring very quickly.

a)

True

b)

False

23.

The pollination of flowers enables plants to reproduce sexually.

a)

True

b)

False

24.

A human female produces 4 mature eggs every time meiosis occurs in her ovaries.

a)

True

b)

False

25.

A zygote with continue to develop (into an embryo) using mitosis.

a)

True

b)

False