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Ch. 11 Reproduction of Organisms

Total questions: 39

Worksheet time: 22mins

Name
Class
Date
1.

What happens during meiosis?

a)

two sex cells combine

b)

chromosome pairs separate and are distributed into new sex cells

c)

each sex cell copies itself to form four new chromosomes

d)

chromosome pairs remain together when new sex cells are formed

2.

When sex cells combine to produce offspring, each sex cell will contribute

a)

one fourth the number of chromosomes in body cells

b)

half the number of chromosomes in body cells

c)

the normal number of chromosomes in body cells

d)

twice the number of chromosomes in body cells

3.

Cloning results in two organisms that are

a)

both adult mammals

b)

produced from cuttings

c)

genetically similar

d)

genetically identical

4.

What type of reproduction produces fungi that are different from either parent?

a)

budding

b)

asexual reproduction

c)

sexual reproduction

d)

dividing

5.

Binary fission is the bacterial process of

a)

asexual reproduction

b)

obtaining food

c)

producing energy

d)

forming endospores

6.

The process by which a new organism forms from the joining of an egg cell and a sperm cell is called

a)

asexual reproduction

b)

sexual reproduction

c)

adaptation

d)

budding

7.

The joining of an egg cell and a sperm cell is called

a)

stability

b)

adaptation

c)

asexual reproduction

d)

fertilization

8.

The cell that is formed when fertilization occurs is called a __________________________.

a)

zygote

b)

mutation

c)

chromosome

d)

cytoplasm

9.

What is the process shown in this figure?

a)

budding

b)

cloning

c)

regeneration

d)

vegetative reproduciton

10.

During which phase of meiosis do homologous pairs of chromosomes separate?

a)

anaphase I

b)

prophase I

c)

anaphase II

d)

telophase II

11.

During which phase of meiosis do chromosomes condense and thicken?

a)

metaphase I

b)

prophase I

c)

anaphase II

d)

metaphase II

12.

A sea star has one of its arms break off. That arm grows into its own separate organism through ____________________.

a)

sexual reproduction

b)

regeneration

c)

spindle fibers

d)

chromosomes

13.

In asexual reproduction, offspring are produced ___________________.

a)

from one parent

b)

from two parents

c)

from 46 chromosomes

d)

from 8 chromosomes

14.

The process that produces haploid sex cells is __________________.

a)

mitosis

b)

fission

c)

meiosis

d)

interphase

15.

If fission takes place every 20 minutes in some bacteria, then starting with one bacterial cell, how many bacterial cells would be produced in the span of 4 hours?

a)

512

b)

360

c)

1024

d)

4096

16.

Hydra reproduce through ___________________, where the offspring grows from the body of the parent organism.

a)

budding

b)

DNA

c)

thymine

d)

mutations

17.

Human reproduction involves which of the following?

a)

body cells

b)

sex cells

c)

skin cells

d)

mitochondria

18.

What is the mathematical relationships between the number of chromosomes and the number of homologous pairs?

a)

there is no mathematical relationship between the number of chromosomes and the number of homologous pairs

b)

the number of chromosomes is related directly to the age of the organism, so the number of homologous pairs changes

c)

there in only one chromosome in each homologous pair

d)

there are one half as many homologous pairs as there are chromosomes

19.

If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have?

a)

12

b)

6

c)

24

d)

48

20.

Reproduction involving a single organism where genetic copies of itself are made.

a)

Sexual Reproduction

b)

Asexual Reproduction

c)

storkism

d)

Pollination

21.

Reproduction that combines genetic material of two organisms

a)

Sexual Reproduction

b)

Asexual Reproduction

c)

binary fusion

d)

Budding

22.

This word means that a cell contains two complete sets of chromosomes like found in normal body cells (1 from each parent)

a)

Diploid

b)

Haploid

c)

zypher

d)

embregglio

23.

Egg

a)

male sex cell

b)

body cell

c)

stem cell

d)

female sex cell

24.

sex cells

a)

type of cells that form through mitosis

b)

type of cells that help with protection

c)

type of cells that help humans breath

d)

type of cells that form through meiosis

25.

23 pairs

a)

number of chromosomes in human skin

b)

number of chromosomes in bird skin

c)

number of chromosomes in reptile skin

d)

number of chromosomes in reproductive cells

26.

A planarian is cut into 3 equal parts. How many planarians will there be by fragmentation/regeneration?

a)

5

b)

6

c)

10

d)

3

27.

In a laboratory

a)

The only place cell division can take place

b)

The only place cloning can take place

c)

The only place mitosis can take place

d)

The only place meiosis can take place

28.

Little genetic variation

a)

advantage of asexual reproduction

b)

disadvantage of asexual reproduction

29.

all susceptible to disease

a)

advantage of asexual reproduction

b)

disadvantage of asexual reproduction

30.

meiosis

a)

takes place in body cells

b)

takes place in reproductive organs

c)

takes place in the stomach of humans

d)

takes place in the heart

31.

zygote

a)

cell that forms in fertilization

b)

cell that forms in mitosis

c)

cell that forms in meiosis

d)

cell that forms in the cell cycle

32.

mitosis

a)

takes place in the reproductive organs

b)

takes the place of sex cells

c)

takes place in the body cells

d)

takes the place of cancer cells

33.

diploid cells

a)

have one of every kind of chromosome

b)

have two of every kind of chromosome

c)

have three of every kind of chromosome

d)

have four of every kind of chromosome

34.

Asexual reproduction is taking place. This is an example of

a)

Binary Fission

b)

Budding

c)

Fragmentation

d)

Regeneration

e)

Vegetative Reproduction

35.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
36.
If the Diploid number of Carrots is 18, the haploid number is
a)
18
b)
9
c)
27
d)
36
37.
If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
38.
Why do we need meiosis?
a)
To double the number of chromosomes going into sex cells
b)
To halve the number of chromosomes going into sex cells
c)
To triple the number of chromosomes going into sex cells
d)
To not change the number of chromosomes going into sex cells
39.
A human zygote should have _____ chromosomes inside.
a)
46
b)
23
c)
92
d)
64