Science Q2 Review - (A)sexual Reproduction

Question 1

True or False:

Reproduction is one of the characteristics of organisms.

Answer 1

True

Question 2

How do organisms preserve their specie?

Answer 2

Organisms produce new organisms that have the same traits as them.

Question 3

The ability of organisms to produce their own kind.

Answer 3

Reproduction

Question 4

Two ways organisms reproduce.

Answer 4

Sexual and Asexual

Question 5

Refers to the process of producing offsprings from one parent, without the union of gametes.

Answer 5

Asexual Reproduction

Question 6

True or False:

Asexual reproduction requires more than one parent.

Answer 6

False

Ace reproduction requires only one parent.

Question 7

A type of ace reproduction wherein the cell splits into two or produce two identical offspring.

Answer 7

Binary fission

Question 8

True or False:

Bacteria reproduce through binary fission.

Answer 8

True

Question 9

A type of ace reproduction in which the parent cell produces a bud on its surface.

Answer 9

Budding

Question 10

True or False:

Yeast is an examples of microscopic fungus that reproduces by binary fission.

Answer 10

False

[DYK?] One yeast cell can actually produce 24 daughter cells.

(Yeast reproduce by budding.)

Question 11

A type of ace reproduction where an organism splits into fragments.

Answer 11

Fragmentation

Question 12

Ex. of organisms that produce by fragmentation

Answer 12

Cyanobacteria (blue-green bacteria), Lichens, and Sponges.

Question 13

True or False:

These fragments develops into organisms with nothing in common with their parent.

Answer 13

False

These fragments mat develop and mature into new organisms with the exact same copy of their parent’s genetic material.

Question 14

A special type of ace reproduction. It can replace an injured or lost body part.

Answer 14

Regeneration

Question 15

True or False:

In some cases, the generated body part can grow into a whole organism.

Answer 15

True

Question 16

It bears a number of nodes or “eyes.”

Answer 16

Tuber

Question 17

Potatoes and dahlias reproduce by this method of ace reproduction.

Answer 17

Tuber

Question 18

An horizontal underground stem, where each node gives rise to a new plant.

Answer 18

Rhizome

Question 19

An underground vertical stem, it thickens as it continues to grow.

Example: Gabi

Answer 19

Corm

Question 20

A special bud that is thick and fleshy.

Answer 20

Bulb

Question 21

The _ _ serves as storage of food during the period of dormancy to enable plants to survive adverse conditions.

Answer 21

Bulb

Question 22

True or False:

Onions and water hyacinths are plants that reproduce through their bulbs.

Answer 22

True

Question 24

A stem that grows below the ground.

Answer 24

Runner / Stolon

Question 25

The reproductive parts in angiosperms (flowering plants).

Answer 25

Flowers

Question 26

The two essential parts of flowers

Answer 26

Accessory and reproductive organs

Question 27

# True or False: Accessory organs are directly involved in reproduction

Answer 27

False

Question 28

Function of accessory organs

Answer 28

To protect and attract possible pollinators

Question 29

The outer part of the flower

Answer 29

Perianth

Question 30

The perianth is composed of

Answer 30

corolla and calyx

Question 31

Modified leaves that protect and enclose the flower esp. during the bud stage

Answer 31

Calyx

Question 32

The colorful modified leaves in the flower

Answer 32

Corolla

Question 33

# True or False: The bright color of the corolla attracts some insects and birds for pollination

Answer 33

True

Question 34

The collective name for the **stamen**

Answer 34

Androecium

Question 35

It contains the **anther** and the **filament**.

Answer 35

Stamen

Question 36

It contains the **pollen grains** -- which have the sperm cells.

Answer 36

Anther

Question 37

collective name for the **pistil**

Answer 37

Gyneocium

Question 38

Where is the stigma located?

Answer 38

The **stigma** is located at the tip of the pistil.

Question 39

This is where **ovules** are contained.

Answer 39

Ovary

Question 40

Serves as a **bridge from the stigma to ovary**.

Answer 40

Style

Question 41

It contain the egg cells.

Answer 41

Ovules

Question 42

Thr transfer of pollen grains from the anther to the stigma.

Answer 42

Pollination

Question 43

Pollination may be classified as?

Answer 43

self-pollination or cross-pollination

Question 44

The transfer of pollen grains *from the anther to the stigma of the same flower.*

Answer 44

self-pollination

Question 45

The transfer of pollen grains from the other of the flowers *to the stigma of another flower.*

Answer 45

cross-pollination

Question 46

It involved the fusion or union of gametes from the male and female organisms

Answer 46

Sexual reproductin

Question 47

Two types of fertilization

Answer 47

external and internal

Question 48

# True or False: In external fertilization, fertilization can take place after the sperm reaches the egg.

Answer 48

True

Question 49

This type of fertilization takes place inside the body.

Answer 49

Internal fertilization

Question 50

The process of producing an egg that is **developed and hatched outside the body.**

Answer 50

Oviparity

Question 51

It involved an **egg inside the maternal body**. | It stays intil it is ready to hatch.

Answer 51

Ovoviviparity

Question 52

It involves producing live young **from the mother's womb**.

Answer 52

Viviparity